| Filed | As-Of/On | Form | Fullname | Fund Class | Shares | Activity | Shares Change | Shares Pct. Change | Hypothetical Old Value | Hypothetical New Value | Hypothetical Value Chg. | Hypotheticals Return |
Hypotheticals Results |
Director |
Other |
Ten Pct |
Officer |
Officer Title |
News Article |
History |
|---|
| 2009-11-20 | 2009-09-30 | 13F-HR | California State Teachers Retirement System | Institution | 397,779 | Added More | 38,125 | 10.60 % | $10,055,853 | $10,055,853 | $0 | 0.00 % | $0 | | | | | | News Article | History of California State Teachers Retirement System Ownership Of Ameren Corp |
| 2009-11-20 | 2009-09-30 | 13F-HR/A | Janney Montgomery Scott Llc | Institution | 25,445 | Sold Some | -101 | -0.39 % | $643,250 | $643,250 | $0 | 0.00 % | $0 | | | | | | News Article | History of Janney Montgomery Scott Llc Ownership Of Ameren Corp |
| 2009-11-20 | 2009-09-30 | 13F-HR/A | Janus Capital Management Llc | Institution | 587,891 | Sold Some | -642,464 | -52.21 % | $14,861,884 | $14,861,884 | $0 | 0.00 % | $0 | | | | | | News Article | History of Janus Capital Management Llc Ownership Of Ameren Corp |
| 2009-11-20 | 2009-09-30 | N-Q | Rs Variable Products Trust - Rs Partners Vip Series | Specialty & Misc | | Sold All | -8,230 | -100 % | | | | 0.00 % | $0 | | | | | | News Article | History of Rs Variable Products Trust - Rs Partners Vip Series Ownership Of Ameren Corp |
| 2009-11-20 | 2009-09-30 | 13F-HR | Whitney National Bank | Institution | 168,390 | Added More | 101,645 | 152.28 % | $4,256,899 | $4,256,899 | $0 | 0.00 % | $0 | | | | | | News Article | History of Whitney National Bank Ownership Of Ameren Corp |
| 2009-11-19 | 2009-09-30 | 13F-HR/A | Royal Bank Of Canada | Institution | 175 | Sold Some | -286 | -62.03 % | $4,436 | $4,424 | $-12 | -0.27 % | $20 | | | | | | News Article | History of Royal Bank Of Canada Ownership Of Ameren Corp |
| 2009-11-18 | 2009-09-30 | 13F-HR/A | Adage Capital Partners Gp Llc | Institution | | Sold All | -274,730 | -100 % | | | | -2.31 % | $164,838 | | | | | | News Article | History of Adage Capital Partners Gp Llc Ownership Of Ameren Corp |
| 2009-11-18 | 2009-09-30 | N-Q | Hussman Investment Trust - Hussman Strategic Total Return Fund | Specialty & Misc | 200,000 | No Change | 0 | 0 % | $5,176,000 | $5,056,000 | $-120,000 | -2.31 % | $0 | | | | | | News Article | History of Hussman Investment Trust - Hussman Strategic Total Return Fund Ownership Of Ameren Corp |
| 2009-11-18 | 2009-09-30 | 13F-HR | Jane Street Holding Llc | Institution | 16,205 | New Holding | 16,205 | 100 % | $419,385 | $409,662 | $-9,723 | -2.31 % | $-9,723 | | | | | | News Article | History of Jane Street Holding Llc Ownership Of Ameren Corp |
| 2009-11-18 | 2009-09-30 | 13F-HR | Royal Bank Of Canada Trust Co Ltd | Institution | 55 | No Change | 0 | 0 % | $1,423 | $1,390 | $-33 | -2.31 % | $0 | | | | | | News Article | History of Royal Bank Of Canada Trust Co Ltd Ownership Of Ameren Corp |
| 2009-11-17 | 2009-09-30 | 13F-HR/A | Amvescap Plc | Institution | 52,848 | Sold Some | -3,127 | -5.58 % | $1,368,235 | $1,335,997 | $-32,237 | -2.35 % | $1,907 | | | | | | News Article | History of Amvescap Plc Ownership Of Ameren Corp |
| 2009-11-17 | 2009-09-30 | 13F-HR/A | Credit Suisse First Boston | Institution | 610,554 | Added More | 29,419 | 5.06 % | $15,807,243 | $15,434,805 | $-372,438 | -2.35 % | $-17,946 | | | | | | News Article | History of Credit Suisse First Boston Ownership Of Ameren Corp |
| 2009-11-17 | 2009-09-30 | 13F-HR/A | Great Lakes Advisors Inc | Institution | 1,719 | Added More | 1,651 | 2427.94 % | $44,505 | $43,456 | $-1,049 | -2.35 % | $-1,007 | | | | | | News Article | History of Great Lakes Advisors Inc Ownership Of Ameren Corp |
| 2009-11-17 | 2009-09-30 | N-Q | Lincoln National Aggressive Growth Fund Inc - Lvip Ssga Large Cap 100 Fund | No Data | 35,600 | New Holding | 35,600 | 100 % | $921,684 | $899,968 | $-21,716 | -2.35 % | $-21,716 | | | | | | News Article | History of Lincoln National Aggressive Growth Fund Inc - Lvip Ssga Large Cap 100 Fund Ownership Of Ameren Corp |
| 2009-11-17 | 2009-09-30 | N-Q | Lincoln Variable Insurance Products Trust - Core Fund | Multi-Cap Core | 14,410 | New Holding | 14,410 | 100 % | $373,075 | $364,285 | $-8,790 | -2.35 % | $-8,790 | | | | | | News Article | History of Lincoln Variable Insurance Products Trust - Core Fund Ownership Of Ameren Corp |
| 2009-11-17 | 2009-09-30 | 13F-HR | Wells Fargo And Co | Institution | 646,864 | Sold Some | -83,862 | -11.47 % | $16,747,309 | $16,352,722 | $-394,587 | -2.35 % | $51,156 | | | | | | News Article | History of Wells Fargo And Co Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Acadia Trust Na | Institution | 218 | No Change | 0 | 0 % | $5,622 | $5,511 | $-111 | -1.97 % | $0 | | | | | | News Article | History of Acadia Trust Na Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | American Independence Financial Services Llc | Institution | | Sold All | -5,100 | -100 % | | | | -1.97 % | $2,601 | | | | | | News Article | History of American Independence Financial Services Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Aqr Capital Management Llc | Institution | 49,800 | New Holding | 49,800 | 100 % | $1,284,342 | $1,258,944 | $-25,398 | -1.97 % | $-25,398 | | | | | | News Article | History of Aqr Capital Management Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Argyll Research Llc | Institution | 1,517,339 | New Holding | 1,517,339 | 100 % | $39,132,173 | $38,358,330 | $-773,843 | -1.97 % | $-773,843 | | | | | | News Article | History of Argyll Research Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Bancorpsouth Inc | Institution | 434 | No Change | 0 | 0 % | $11,193 | $10,972 | $-221 | -1.97 % | $0 | | | | | | News Article | History of Bancorpsouth Inc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Basswood Capital Management Llc | Institution | | Sold All | -2,000 | -100 % | | | | -1.97 % | $1,020 | | | | | | News Article | History of Basswood Capital Management Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Bay Hill Capital Management Llc | No Data | 32,448 | New Holding | 32,448 | 100 % | $836,834 | $820,285 | $-16,548 | -1.97 % | $-16,548 | | | | | | News Article | History of Bay Hill Capital Management Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Capital Research Global Investors | Institution | 11,610,412 | Sold Some | -1,772,388 | -13.24 % | $299,432,525 | $293,511,215 | $-5,921,310 | -1.97 % | $903,918 | | | | | | News Article | History of Capital Research Global Investors Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Citadel L P | Institution | 229,844 | Added More | 174,292 | 313.74 % | $5,927,677 | $5,810,456 | $-117,220 | -1.97 % | $-88,889 | | | | | | News Article | History of Citadel L P Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Cna Financial Corp | Institution | 645 | Added More | 225 | 53.57 % | $16,635 | $16,306 | $-329 | -1.97 % | $-115 | | | | | | News Article | History of Cna Financial Corp Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Concert Wealth Management Inc | No Data | 55 | New Holding | 55 | 100 % | $1,418 | $1,390 | $-28 | -1.97 % | $-28 | | | | | | News Article | History of Concert Wealth Management Inc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Connor Clark And Lunn Investment Management Ltd | Institution | 133,550 | Added More | 19,900 | 17.50 % | $3,444,255 | $3,376,144 | $-68,111 | -1.97 % | $-10,149 | | | | | | News Article | History of Connor Clark And Lunn Investment Management Ltd Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Croft Leominster Inc | Institution | 12,051 | Sold Some | -190 | -1.55 % | $310,795 | $304,649 | $-6,146 | -1.97 % | $97 | | | | | | News Article | History of Croft Leominster Inc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Employees Retirement System Of Texas | Institution | 63,000 | No Change | 0 | 0 % | $1,624,770 | $1,592,640 | $-32,130 | -1.97 % | $0 | | | | | | News Article | History of Employees Retirement System Of Texas Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Fifth Third Bancorp | Institution | 2,097 | Added More | 213 | 11.30 % | $54,082 | $53,012 | $-1,069 | -1.97 % | $-109 | | | | | | News Article | History of Fifth Third Bancorp Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Financial Counselors Inc | Institution | 2,150 | No Change | 0 | 0 % | $55,449 | $54,352 | $-1,097 | -1.97 % | $0 | | | | | | News Article | History of Financial Counselors Inc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Fmr Corp | Institution | 135,614 | Added More | 9,607 | 7.62 % | $3,497,485 | $3,428,322 | $-69,163 | -1.97 % | $-4,900 | | | | | | News Article | History of Fmr Corp Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR/A | Fuller And Thaler Asset Management Inc | Institution | | Sold All | -300 | -100 % | | | | -1.97 % | $153 | | | | | | News Article | History of Fuller And Thaler Asset Management Inc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Ing Groep Nv | Institution | 1,378,545 | Added More | 1,299,590 | 1645.98 % | $35,552,676 | $34,849,618 | $-703,058 | -1.97 % | $-662,791 | | | | | | News Article | History of Ing Groep Nv Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Jensen Investment Management Inc | Institution | 824 | No Change | 0 | 0 % | $21,251 | $20,831 | $-420 | -1.97 % | $0 | | | | | | News Article | History of Jensen Investment Management Inc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Jesaga Advisers Llc | Institution | | Sold All | -55,300 | -100 % | | | | -1.97 % | $28,203 | | | | | | News Article | History of Jesaga Advisers Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Luminus Management Llc | Institution | 946,674 | New Holding | 946,674 | 100 % | $24,414,722 | $23,931,919 | $-482,804 | -1.97 % | $-482,804 | | | | | | News Article | History of Luminus Management Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Madison Square Investors Llc | No Data | 274,476 | Sold Some | -13,151 | -4.57 % | $7,078,736 | $6,938,753 | $-139,983 | -1.97 % | $6,707 | | | | | | News Article | History of Madison Square Investors Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Millennium Management Llc | Institution | | Sold All | -12,980 | -100 % | | | | -1.97 % | $6,620 | | | | | | News Article | History of Millennium Management Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Moore Capital Management Lp | Institution | 167,348 | New Holding | 167,348 | 100 % | $4,315,905 | $4,230,557 | $-85,347 | -1.97 % | $-85,347 | | | | | | News Article | History of Moore Capital Management Lp Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Morgan Stanley | Institution | 1,488,540 | Added More | 96,463 | 6.92 % | $38,389,447 | $37,630,291 | $-759,155 | -1.97 % | $-49,196 | | | | | | News Article | History of Morgan Stanley Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | New York State Teachers Retirement System | Institution | 612,867 | New Holding | 612,867 | 100 % | $15,805,840 | $15,493,278 | $-312,562 | -1.97 % | $-312,562 | | | | | | News Article | History of New York State Teachers Retirement System Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Northern Trust Co Of Connecticut | Institution | | Sold All | -10,511 | -100 % | | | | -1.97 % | $5,361 | | | | | | News Article | History of Northern Trust Co Of Connecticut Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Northern Trust Corp | Institution | 2,710,647 | Added More | 296,962 | 12.30 % | $69,907,586 | $68,525,156 | $-1,382,430 | -1.97 % | $-151,451 | | | | | | News Article | History of Northern Trust Corp Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR/A | Oppenheimer Funds Inc | Institution | 5,000 | Sold Some | -39,000 | -88.63 % | $128,950 | $126,400 | $-2,550 | -1.97 % | $19,890 | | | | | | News Article | History of Oppenheimer Funds Inc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Philadelphia Trust Co | Institution | 16,525 | Sold Some | -400 | -2.36 % | $426,180 | $417,752 | $-8,428 | -1.97 % | $204 | | | | | | News Article | History of Philadelphia Trust Co Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Provident Advisors Llc | Institution | 1,936 | New Holding | 1,936 | 100 % | $49,929 | $48,942 | $-987 | -1.97 % | $-987 | | | | | | News Article | History of Provident Advisors Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR/A | Rafferty Asset Management Llc | Institution | 2,524 | Added More | 705 | 38.75 % | $65,094 | $63,807 | $-1,287 | -1.97 % | $-360 | | | | | | News Article | History of Rafferty Asset Management Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Sac Capital Advisors Lp | No Data | 11,691 | New Holding | 11,691 | 100 % | $301,511 | $295,548 | $-5,962 | -1.97 % | $-5,962 | | | | | | News Article | History of Sac Capital Advisors Lp Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Shaw D E And Co Inc | Institution | 155,626 | Added More | 116,937 | 302.24 % | $4,013,595 | $3,934,225 | $-79,369 | -1.97 % | $-59,638 | | | | | | News Article | History of Shaw D E And Co Inc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | State Treasurer State Of Michigan | Institution | 130,462 | Added More | 8,800 | 7.23 % | $3,364,615 | $3,298,079 | $-66,536 | -1.97 % | $-4,488 | | | | | | News Article | History of State Treasurer State Of Michigan Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Thales Fund Management Llc | Institution | 11,999 | Sold Some | -7,501 | -38.46 % | $309,454 | $303,335 | $-6,119 | -1.97 % | $3,826 | | | | | | News Article | History of Thales Fund Management Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Tradewinds Global Investors Llc | Institution | 5,879,553 | Added More | 2,586,921 | 78.56 % | $151,633,672 | $148,635,100 | $-2,998,572 | -1.97 % | $-1,319,330 | | | | | | News Article | History of Tradewinds Global Investors Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Two Sigma Investments Llc | Institution | 237,000 | New Holding | 237,000 | 100 % | $6,112,230 | $5,991,360 | $-120,870 | -1.97 % | $-120,870 | | | | | | News Article | History of Two Sigma Investments Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Ubs Global Asset Management Americas Inc | Institution | 375,995 | Added More | 44,084 | 13.28 % | $9,696,911 | $9,505,154 | $-191,757 | -1.97 % | $-22,483 | | | | | | News Article | History of Ubs Global Asset Management Americas Inc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Umb Bank N A | Institution | 63,321 | Sold Some | -2,528 | -3.83 % | $1,633,049 | $1,600,755 | $-32,294 | -1.97 % | $1,289 | | | | | | News Article | History of Umb Bank N A Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Us Bancorp De | Institution | 184,427 | Sold Some | -16,189 | -8.06 % | $4,756,372 | $4,662,315 | $-94,058 | -1.97 % | $8,256 | | | | | | News Article | History of Us Bancorp De Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Walleye Trading Llc | Institution | | Sold All | -122 | -100 % | | | | -1.97 % | $62 | | | | | | News Article | History of Walleye Trading Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Weiss Multi-Strategy Advisers Llc | Institution | 15,958 | New Holding | 15,958 | 100 % | $411,557 | $403,418 | $-8,139 | -1.97 % | $-8,139 | | | | | | News Article | History of Weiss Multi-Strategy Advisers Llc Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Wellington Management Co Llp | Institution | 71,214 | Added More | 11,309 | 18.87 % | $1,836,609 | $1,800,290 | $-36,319 | -1.97 % | $-5,768 | | | | | | News Article | History of Wellington Management Co Llp Ownership Of Ameren Corp |
| 2009-11-16 | 2009-09-30 | 13F-HR | Zimmer Lucas Capital Llc | Institution | 575,000 | New Holding | 575,000 | 100 % | $14,829,250 | $14,536,000 | $-293,250 | -1.97 % | $-293,250 | | | | | | News Article | History of Zimmer Lucas Capital Llc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Ameriprise Financial Inc | Institution | 177,862 | Added More | 31,679 | 21.67 % | $4,574,611 | $4,496,351 | $-78,259 | -1.71 % | $-13,939 | | | | | | News Article | History of Ameriprise Financial Inc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Axa | Institution | 4,215,651 | Added More | 203,993 | 5.08 % | $108,426,544 | $106,571,657 | $-1,854,886 | -1.71 % | $-89,757 | | | | | | News Article | History of Axa Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Bank Of Albuquerque Na | No Data | 12,460 | Sold Some | -70 | -0.55 % | $320,471 | $314,989 | $-5,482 | -1.71 % | $31 | | | | | | News Article | History of Bank Of Albuquerque Na Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Bank Of Oklahoma National Association | No Data | 25,705 | Sold Some | -190 | -0.73 % | $661,133 | $649,822 | $-11,310 | -1.71 % | $84 | | | | | | News Article | History of Bank Of Oklahoma National Association Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Barclays Plc | Institution | 131,913 | Sold Some | -114,038 | -46.36 % | $3,392,802 | $3,334,761 | $-58,042 | -1.71 % | $50,177 | | | | | | News Article | History of Barclays Plc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Bartlett And Co | Institution | 1,000 | No Change | 0 | 0 % | $25,720 | $25,280 | $-440 | -1.71 % | $0 | | | | | | News Article | History of Bartlett And Co Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Batterymarch Financial Management Inc | Institution | 6,802 | Added More | 329 | 5.08 % | $174,947 | $171,955 | $-2,993 | -1.71 % | $-145 | | | | | | News Article | History of Batterymarch Financial Management Inc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Blenheim Capital Management L L C | Institution | 220,000 | New Holding | 220,000 | 100 % | $5,658,400 | $5,561,600 | $-96,800 | -1.71 % | $-96,800 | | | | | | News Article | History of Blenheim Capital Management L L C Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Bnp Paribas Arbitrage Sa | Institution | 168,993 | Added More | 134,584 | 391.13 % | $4,346,500 | $4,272,143 | $-74,357 | -1.71 % | $-59,217 | | | | | | News Article | History of Bnp Paribas Arbitrage Sa Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Bnp Paribas Asset Management S A S | Institution | 8,930 | New Holding | 8,930 | 100 % | $229,680 | $225,750 | $-3,929 | -1.71 % | $-3,929 | | | | | | News Article | History of Bnp Paribas Asset Management S A S Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Brandywine Asset Management Llc | Institution | | Sold All | -12,970 | -100 % | | | | -1.71 % | $5,707 | | | | | | News Article | History of Brandywine Asset Management Llc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Capital Fund Management S A | Institution | 2,978 | New Holding | 2,978 | 100 % | $76,594 | $75,284 | $-1,310 | -1.71 % | $-1,310 | | | | | | News Article | History of Capital Fund Management S A Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Caxton Associates Llc | Institution | 24,236 | New Holding | 24,236 | 100 % | $623,350 | $612,686 | $-10,664 | -1.71 % | $-10,664 | | | | | | News Article | History of Caxton Associates Llc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Clearbridge Advisors Llc | Institution | 15,610 | Sold Some | -477 | -2.96 % | $401,489 | $394,621 | $-6,868 | -1.71 % | $210 | | | | | | News Article | History of Clearbridge Advisors Llc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Credit Agricole S A | Institution | 185,474 | Sold Some | -28,874 | -13.47 % | $4,770,391 | $4,688,783 | $-81,609 | -1.71 % | $12,705 | | | | | | News Article | History of Credit Agricole S A Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Dekabank Deutsche Girozentrale | No Data | 13,458 | Added More | 1,458 | 12.15 % | $346,140 | $340,218 | $-5,922 | -1.71 % | $-642 | | | | | | News Article | History of Dekabank Deutsche Girozentrale Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Dnb Asset Management Us Inc | Institution | 24,662 | Sold Some | -15,858 | -39.13 % | $634,307 | $623,455 | $-10,851 | -1.71 % | $6,978 | | | | | | News Article | History of Dnb Asset Management Us Inc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | F And C Asset Management Plc | Institution | 14,593 | No Change | 0 | 0 % | $375,332 | $368,911 | $-6,421 | -1.71 % | $0 | | | | | | News Article | History of F And C Asset Management Plc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Fbr Capital Markets Corp | Insider | 27,400 | New Holding | 27,400 | 100 % | $704,728 | $692,672 | $-12,056 | -1.71 % | $-12,056 | | | | | | News Article | History of Fbr Capital Markets Corp Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | First National Bank Of Omaha | Institution | 550 | No Change | 0 | 0 % | $14,146 | $13,904 | $-242 | -1.71 % | $0 | | | | | | News Article | History of First National Bank Of Omaha Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Gartmore Mutual Fund Capital Trust | Institution | 3,234 | Sold Some | -88,283 | -96.46 % | $83,178 | $81,756 | $-1,423 | -1.71 % | $38,845 | | | | | | News Article | History of Gartmore Mutual Fund Capital Trust Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Geode Capital Management Llc | Institution | 1,080,108 | Added More | 88,363 | 8.90 % | $27,780,378 | $27,305,130 | $-475,248 | -1.71 % | $-38,880 | | | | | | News Article | History of Geode Capital Management Llc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Goldman Sachs Group Inc | Institution | 1,099,469 | Added More | 222,077 | 25.31 % | $28,278,343 | $27,794,576 | $-483,766 | -1.71 % | $-97,714 | | | | | | News Article | History of Goldman Sachs Group Inc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Henderson Group Plc | Institution | 42,836 | No Change | 0 | 0 % | $1,101,742 | $1,082,894 | $-18,848 | -1.71 % | $0 | | | | | | News Article | History of Henderson Group Plc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Jacobs Levy Equity Management Inc | Institution | 34,500 | Sold Some | -475,265 | -93.23 % | $887,340 | $872,160 | $-15,180 | -1.71 % | $209,117 | | | | | | News Article | History of Jacobs Levy Equity Management Inc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Jefferies Group Inc | Institution | 19,742 | New Holding | 19,742 | 100 % | $507,764 | $499,078 | $-8,686 | -1.71 % | $-8,686 | | | | | | News Article | History of Jefferies Group Inc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Jennison Associates Llc | Institution | 1,000,000 | New Holding | 1,000,000 | 100 % | $25,720,000 | $25,280,000 | $-440,000 | -1.71 % | $-440,000 | | | | | | News Article | History of Jennison Associates Llc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Keybank National Association | Institution | 60,764 | Sold Some | -492,011 | -89.00 % | $1,562,850 | $1,536,114 | $-26,736 | -1.71 % | $216,485 | | | | | | News Article | History of Keybank National Association Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Legg Mason Investment Counsel Llc | Institution | 60,532 | Sold Some | -1,000 | -1.62 % | $1,556,883 | $1,530,249 | $-26,634 | -1.71 % | $440 | | | | | | News Article | History of Legg Mason Investment Counsel Llc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Lord Abbett And Co Llc | Institution | 162,000 | No Change | 0 | 0 % | $4,166,640 | $4,095,360 | $-71,280 | -1.71 % | $0 | | | | | | News Article | History of Lord Abbett And Co Llc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Los Angeles Capital Management And Equity Research Inc | Institution | 141,560 | New Holding | 141,560 | 100 % | $3,640,923 | $3,578,637 | $-62,286 | -1.71 % | $-62,286 | | | | | | News Article | History of Los Angeles Capital Management And Equity Research Inc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Managed Account Advisors Llc | Institution | 55,594 | Added More | 49,331 | 787.65 % | $1,429,878 | $1,405,416 | $-24,461 | -1.71 % | $-21,706 | | | | | | News Article | History of Managed Account Advisors Llc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Marshall Ilsley Corp | Institution | 160,417 | Added More | 61,352 | 61.93 % | $4,125,925 | $4,055,342 | $-70,583 | -1.71 % | $-26,995 | | | | | | News Article | History of Marshall Ilsley Corp Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Martingale Asset Management L P | Institution | | Sold All | -10,100 | -100 % | | | | -1.71 % | $4,444 | | | | | | News Article | History of Martingale Asset Management L P Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Mason Street Advisors Llc | Institution | 56,293 | Added More | 5,026 | 9.80 % | $1,447,856 | $1,423,087 | $-24,769 | -1.71 % | $-2,211 | | | | | | News Article | History of Mason Street Advisors Llc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR/A | Natixis | Institution | 38,301 | Added More | 3,129 | 8.89 % | $985,102 | $968,249 | $-16,852 | -1.71 % | $-1,377 | | | | | | News Article | History of Natixis Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | New York State Common Retirement Fund | Institution | 821,119 | Sold Some | -48,929 | -5.62 % | $21,119,181 | $20,757,888 | $-361,292 | -1.71 % | $21,529 | | | | | | News Article | History of New York State Common Retirement Fund Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Northwestern Mutual Wealth Management Co | Institution | | Sold All | -14 | -100 % | | | | -1.71 % | $6 | | | | | | News Article | History of Northwestern Mutual Wealth Management Co Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Nuveen Hydepark Group Llc | Institution | 14,790 | Sold Some | -2,200 | -12.94 % | $380,399 | $373,891 | $-6,508 | -1.71 % | $968 | | | | | | News Article | History of Nuveen Hydepark Group Llc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Oppenheimer And Co Inc | Institution | 10,367 | Sold Some | -48 | -0.46 % | $266,639 | $262,078 | $-4,561 | -1.71 % | $21 | | | | | | News Article | History of Oppenheimer And Co Inc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Panagora Asset Management Inc | Institution | 115,904 | Added More | 45,349 | 64.27 % | $2,981,051 | $2,930,053 | $-50,998 | -1.71 % | $-19,954 | | | | | | News Article | History of Panagora Asset Management Inc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Plante Moran Financial Advisors Ltd Partnership | Institution | 30 | No Change | 0 | 0 % | $772 | $758 | $-13 | -1.71 % | $0 | | | | | | News Article | History of Plante Moran Financial Advisors Ltd Partnership Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Price T Rowe Associates Inc | Institution | 1,530,927 | Sold Some | -620,200 | -28.83 % | $39,375,442 | $38,701,835 | $-673,608 | -1.71 % | $272,888 | | | | | | News Article | History of Price T Rowe Associates Inc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Public Sector Pension Investment Board | Institution | 17,258 | New Holding | 17,258 | 100 % | $443,876 | $436,282 | $-7,594 | -1.71 % | $-7,594 | | | | | | News Article | History of Public Sector Pension Investment Board Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Raymond James And Associates | Institution | 11,099 | New Holding | 11,099 | 100 % | $285,466 | $280,583 | $-4,884 | -1.71 % | $-4,884 | | | | | | News Article | History of Raymond James And Associates Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Rbc Capital Markets Arbitrage S A | Institution | 336,561 | Added More | 66,037 | 24.41 % | $8,656,349 | $8,508,262 | $-148,087 | -1.71 % | $-29,056 | | | | | | News Article | History of Rbc Capital Markets Arbitrage S A Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Rbc Dain Rauscher Inc | Institution | 81,785 | Added More | 19,439 | 31.17 % | $2,103,510 | $2,067,525 | $-35,985 | -1.71 % | $-8,553 | | | | | | News Article | History of Rbc Dain Rauscher Inc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR/A | Research Affiliates Llc | Institution | 103,199 | Sold Some | -60,044 | -36.78 % | $2,654,278 | $2,608,871 | $-45,408 | -1.71 % | $26,419 | | | | | | News Article | History of Research Affiliates Llc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Schafer Cullen Capital Management Inc | Institution | 31,500 | No Change | 0 | 0 % | $810,180 | $796,320 | $-13,860 | -1.71 % | $0 | | | | | | News Article | History of Schafer Cullen Capital Management Inc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Sei Trust Co | Institution | 15,700 | Sold Some | -11,800 | -42.90 % | $403,804 | $396,896 | $-6,908 | -1.71 % | $5,192 | | | | | | News Article | History of Sei Trust Co Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Sg Americas Securities Llc | Institution | 107,376 | Added More | 72,854 | 211.03 % | $2,761,711 | $2,714,465 | $-47,245 | -1.71 % | $-32,056 | | | | | | News Article | History of Sg Americas Securities Llc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Stux Capital Management Llc | Institution | 18,500 | New Holding | 18,500 | 100 % | $475,820 | $467,680 | $-8,140 | -1.71 % | $-8,140 | | | | | | News Article | History of Stux Capital Management Llc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Vanguard Group Inc | Institution | 7,942,182 | Added More | 822,744 | 11.55 % | $204,272,921 | $200,778,361 | $-3,494,560 | -1.71 % | $-362,007 | | | | | | News Article | History of Vanguard Group Inc Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Vaughan David Investments Inc Il | Institution | 226,398 | Added More | 4,400 | 1.98 % | $5,822,957 | $5,723,341 | $-99,615 | -1.71 % | $-1,936 | | | | | | News Article | History of Vaughan David Investments Inc Il Ownership Of Ameren Corp |
| 2009-11-13 | 2009-09-30 | 13F-HR | Wolverine Asset Management Llc | Institution | 3,839 | New Holding | 3,839 | 100 % | $98,739 | $97,050 | $-1,689 | -1.71 % | $-1,689 | | | | | | News Article | History of Wolverine Asset Management Llc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-10-30 | 13F-HR | Td Asset Management Inc | Institution | 204,366 | Sold Some | -19,600 | -8.75 % | $5,190,896 | $5,166,372 | $-24,524 | -0.47 % | $2,352 | | | | | | News Article | History of Td Asset Management Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Allianz Global Investors Of America L P | Institution | 10,092,049 | Added More | 502,491 | 5.23 % | $256,338,045 | $255,126,999 | $-1,211,046 | -0.47 % | $-60,299 | | | | | | News Article | History of Allianz Global Investors Of America L P Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Analytic Investors Inc | Institution | 1 | New Holding | 1 | 100 % | $25 | $25 | $0 | -0.47 % | $0 | | | | | | News Article | History of Analytic Investors Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Aronson And Johnson And Ortiz Lp | Institution | 55,000 | Sold Some | -9,200 | -14.33 % | $1,397,000 | $1,390,400 | $-6,600 | -0.47 % | $1,104 | | | | | | News Article | History of Aronson And Johnson And Ortiz Lp Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Aviva Plc | Institution | 113,214 | Added More | 788 | 0.70 % | $2,875,636 | $2,862,050 | $-13,586 | -0.47 % | $-95 | | | | | | News Article | History of Aviva Plc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Bank Of America Corp | Institution | 522,387 | Sold Some | -8,067 | -1.52 % | $13,268,630 | $13,205,943 | $-62,686 | -0.47 % | $968 | | | | | | News Article | History of Bank Of America Corp Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Barclays Global Investors Uk Holdings Ltd | Institution | 9,693,795 | Added More | 1,214,633 | 14.32 % | $246,222,393 | $245,059,138 | $-1,163,255 | -0.47 % | $-145,756 | | | | | | News Article | History of Barclays Global Investors Uk Holdings Ltd Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Bbt Capital Management Inc | Institution | 80,000 | New Holding | 80,000 | 100 % | $2,032,000 | $2,022,400 | $-9,600 | -0.47 % | $-9,600 | | | | | | News Article | History of Bbt Capital Management Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR/A | Black Mesa Capital Llc | Institution | | Sold All | -11,943 | -100 % | | | | -0.47 % | $1,433 | | | | | | News Article | History of Black Mesa Capital Llc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Boston Trust And Investment Management Co | Institution | | Sold All | -107 | -100 % | | | | -0.47 % | $13 | | | | | | News Article | History of Boston Trust And Investment Management Co Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Canada Pension Plan Investment Board | Institution | 128,069 | Sold Some | -200 | -0.15 % | $3,252,953 | $3,237,584 | $-15,368 | -0.47 % | $24 | | | | | | News Article | History of Canada Pension Plan Investment Board Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Claymore Advisors Llc | Institution | 48,233 | Added More | 5,232 | 12.16 % | $1,225,118 | $1,219,330 | $-5,788 | -0.47 % | $-628 | | | | | | News Article | History of Claymore Advisors Llc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Credit Suisse | Institution | 100,907 | New Holding | 100,907 | 100 % | $2,563,038 | $2,550,929 | $-12,109 | -0.47 % | $-12,109 | | | | | | News Article | History of Credit Suisse Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Davidson D A And Co | Institution | 1,858 | Added More | 60 | 3.33 % | $47,193 | $46,970 | $-223 | -0.47 % | $-7 | | | | | | News Article | History of Davidson D A And Co Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Davidson Investment Advisors | Institution | 1,858 | New Holding | 1,858 | 100 % | $47,193 | $46,970 | $-223 | -0.47 % | $-223 | | | | | | News Article | History of Davidson Investment Advisors Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Dreman Value Management L L C | Institution | 251,120 | Added More | 15,412 | 6.53 % | $6,378,448 | $6,348,314 | $-30,134 | -0.47 % | $-1,849 | | | | | | News Article | History of Dreman Value Management L L C Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR/A | Duquesne Capital Management L L C | Institution | 47,539 | New Holding | 47,539 | 100 % | $1,207,491 | $1,201,786 | $-5,705 | -0.47 % | $-5,705 | | | | | | News Article | History of Duquesne Capital Management L L C Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Elliott And Associates | Institution | | Sold All | -14,304 | -100 % | | | | -0.47 % | $1,716 | | | | | | News Article | History of Elliott And Associates Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | First Dallas Securities Inc | Institution | 55,473 | Sold Some | -2,415 | -4.17 % | $1,409,014 | $1,402,357 | $-6,657 | -0.47 % | $290 | | | | | | News Article | History of First Dallas Securities Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | First Trust Advisors Lp | Institution | 27,716 | Added More | 1,936 | 7.50 % | $703,986 | $700,660 | $-3,326 | -0.47 % | $-232 | | | | | | News Article | History of First Trust Advisors Lp Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Franklin Resources Inc | Institution | 16,179,115 | Added More | 1,084,894 | 7.18 % | $410,949,521 | $409,008,027 | $-1,941,494 | -0.47 % | $-130,187 | | | | | | News Article | History of Franklin Resources Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Freeman Investment Management Co Llc | No Data | 64,771 | Added More | 6,178 | 10.54 % | $1,645,183 | $1,637,411 | $-7,773 | -0.47 % | $-741 | | | | | | News Article | History of Freeman Investment Management Co Llc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Gamco Investors Inc Et Al | Institution | 320,000 | No Change | 0 | 0 % | $8,128,000 | $8,089,600 | $-38,400 | -0.47 % | $0 | | | | | | News Article | History of Gamco Investors Inc Et Al Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Hgk Asset Management Inc | Institution | 114,417 | Added More | 5,342 | 4.89 % | $2,906,192 | $2,892,462 | $-13,730 | -0.47 % | $-641 | | | | | | News Article | History of Hgk Asset Management Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Hodges Capital Management Inc | Institution | 25,574 | Added More | 730 | 2.93 % | $649,580 | $646,511 | $-3,069 | -0.47 % | $-88 | | | | | | News Article | History of Hodges Capital Management Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Hourglass Capital Llc | Institution | 39,342 | Sold Some | -10,185 | -20.56 % | $999,287 | $994,566 | $-4,721 | -0.47 % | $1,222 | | | | | | News Article | History of Hourglass Capital Llc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR/A | Ing Investment Management Co | Institution | 389,958 | Added More | 21,217 | 5.75 % | $9,904,933 | $9,858,138 | $-46,795 | -0.47 % | $-2,546 | | | | | | News Article | History of Ing Investment Management Co Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Kbc Group Nv | Institution | 139,808 | Added More | 105,105 | 302.87 % | $3,551,123 | $3,534,346 | $-16,777 | -0.47 % | $-12,613 | | | | | | News Article | History of Kbc Group Nv Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Korea Investment Corp | No Data | | Sold All | -80,537 | -100 % | | | | -0.47 % | $9,664 | | | | | | News Article | History of Korea Investment Corp Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Kovitz Investment Group Llc | Institution | 11,650 | Added More | 110 | 0.95 % | $295,910 | $294,512 | $-1,398 | -0.47 % | $-13 | | | | | | News Article | History of Kovitz Investment Group Llc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Legal And General Group Plc | Institution | 862,507 | Added More | 74,700 | 9.48 % | $21,907,678 | $21,804,177 | $-103,501 | -0.47 % | $-8,964 | | | | | | News Article | History of Legal And General Group Plc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Lsv Asset Management | Institution | 412,400 | Added More | 148,100 | 56.03 % | $10,474,960 | $10,425,472 | $-49,488 | -0.47 % | $-17,772 | | | | | | News Article | History of Lsv Asset Management Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Manufactureres Life Insurance Co | Institution | 46,296 | Added More | 6,754 | 17.08 % | $1,175,918 | $1,170,363 | $-5,556 | -0.47 % | $-810 | | | | | | News Article | History of Manufactureres Life Insurance Co Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Merrill Lynch And Co Inc | Institution | 314,348 | Added More | 21,980 | 7.51 % | $7,984,439 | $7,946,717 | $-37,722 | -0.47 % | $-2,638 | | | | | | News Article | History of Merrill Lynch And Co Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Mfc Global Investment Management Usa Ltd | Institution | 202,220 | Added More | 15,330 | 8.20 % | $5,136,388 | $5,112,122 | $-24,266 | -0.47 % | $-1,840 | | | | | | News Article | History of Mfc Global Investment Management Usa Ltd Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Nomura Asset Management Co Ltd | Institution | 103,627 | Sold Some | -1,600 | -1.52 % | $2,632,126 | $2,619,691 | $-12,435 | -0.47 % | $192 | | | | | | News Article | History of Nomura Asset Management Co Ltd Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Nomura Asset Management Singapore Ltd | No Data | | Sold All | -3,000 | -100 % | | | | -0.47 % | $360 | | | | | | News Article | History of Nomura Asset Management Singapore Ltd Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | North Star Investment Management Corp | Institution | 5,211 | No Change | 0 | 0 % | $132,359 | $131,734 | $-625 | -0.47 % | $0 | | | | | | News Article | History of North Star Investment Management Corp Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Padco Advisors Ii Inc | Institution | 152,177 | Added More | 29,037 | 23.58 % | $3,865,296 | $3,847,035 | $-18,261 | -0.47 % | $-3,484 | | | | | | News Article | History of Padco Advisors Ii Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Padco Advisors Inc | Institution | 41,700 | Added More | 17,901 | 75.21 % | $1,059,180 | $1,054,176 | $-5,004 | -0.47 % | $-2,148 | | | | | | News Article | History of Padco Advisors Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Paydenfunds | Institution | | Sold All | -5,000 | -100 % | | | | -0.47 % | $600 | | | | | | News Article | History of Paydenfunds Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Placemark Investments Inc | Institution | 18,658 | Sold Some | -2,787 | -12.99 % | $473,913 | $471,674 | $-2,239 | -0.47 % | $334 | | | | | | News Article | History of Placemark Investments Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Principal Financial Group Inc | Institution | 555,008 | Added More | 240,335 | 76.37 % | $14,097,203 | $14,030,602 | $-66,601 | -0.47 % | $-28,840 | | | | | | News Article | History of Principal Financial Group Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR/A | Qa3 Financial Llc | No Data | 4,101 | Added More | 3,475 | 555.11 % | $104,165 | $103,673 | $-492 | -0.47 % | $-417 | | | | | | News Article | History of Qa3 Financial Llc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Royal Bank Of Scotland Group Plc | Institution | 49,777 | Added More | 31,251 | 168.68 % | $1,264,336 | $1,258,363 | $-5,973 | -0.47 % | $-3,750 | | | | | | News Article | History of Royal Bank Of Scotland Group Plc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Russell Frank Co | Institution | 1,529,170 | Added More | 982,700 | 179.82 % | $38,840,918 | $38,657,418 | $-183,500 | -0.47 % | $-117,924 | | | | | | News Article | History of Russell Frank Co Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Signaturefd Llc | No Data | 400 | New Holding | 400 | 100 % | $10,160 | $10,112 | $-48 | -0.47 % | $-48 | | | | | | News Article | History of Signaturefd Llc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Sm And R Investments Inc | Institution | 6,575 | No Change | 0 | 0 % | $167,005 | $166,216 | $-789 | -0.47 % | $0 | | | | | | News Article | History of Sm And R Investments Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Sovereign Asset Management Corp | Institution | 635,000 | Sold Some | -85,400 | -11.85 % | $16,129,000 | $16,052,800 | $-76,200 | -0.47 % | $10,248 | | | | | | News Article | History of Sovereign Asset Management Corp Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Suntrust Banks Inc | Institution | 21,514 | Sold Some | -1,506 | -6.54 % | $546,456 | $543,874 | $-2,582 | -0.47 % | $181 | | | | | | News Article | History of Suntrust Banks Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Susquehanna International Group Llp | Institution | 70,315 | Added More | 66,244 | 1627.21 % | $1,786,001 | $1,777,563 | $-8,438 | -0.47 % | $-7,949 | | | | | | News Article | History of Susquehanna International Group Llp Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Tewksbury Capital Management Ltd | Institution | 101,450 | New Holding | 101,450 | 100 % | $2,576,830 | $2,564,656 | $-12,174 | -0.47 % | $-12,174 | | | | | | News Article | History of Tewksbury Capital Management Ltd Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | United Services Automobile Association | Institution | 69,074 | Added More | 11,932 | 20.88 % | $1,754,480 | $1,746,191 | $-8,289 | -0.47 % | $-1,432 | | | | | | News Article | History of United Services Automobile Association Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Virginia Retirement Systems Et Al | Institution | 39,934 | Added More | 300 | 0.75 % | $1,014,324 | $1,009,532 | $-4,792 | -0.47 % | $-36 | | | | | | News Article | History of Virginia Retirement Systems Et Al Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Voyageur Asset Management Inc | Institution | | Sold All | -23 | -100 % | | | | -0.47 % | $3 | | | | | | News Article | History of Voyageur Asset Management Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | World Asset Management Inc | Institution | 52,503 | Added More | 5,215 | 11.02 % | $1,333,576 | $1,327,276 | $-6,300 | -0.47 % | $-626 | | | | | | News Article | History of World Asset Management Inc Ownership Of Ameren Corp |
| 2009-11-12 | 2009-09-30 | 13F-HR | Zacks Investment Management | Institution | 65,897 | Sold Some | -30 | -0.04 % | $1,673,784 | $1,665,876 | $-7,908 | -0.47 % | $4 | | | | | | News Article | History of Zacks Investment Management Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | American Century Companies Inc | Institution | 385,680 | Added More | 195,232 | 102.51 % | $9,846,410 | $9,749,990 | $-96,420 | -0.97 % | $-48,808 | | | | | | News Article | History of American Century Companies Inc Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | Aperio Group Llc | Institution | 38,283 | Added More | 4,632 | 13.76 % | $977,365 | $967,794 | $-9,571 | -0.97 % | $-1,158 | | | | | | News Article | History of Aperio Group Llc Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | Bp Plc | Institution | 31,000 | No Change | 0 | 0 % | $791,430 | $783,680 | $-7,750 | -0.97 % | $0 | | | | | | News Article | History of Bp Plc Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | Citigroup Inc | Institution | 172,141 | Sold Some | -150,166 | -46.59 % | $4,394,760 | $4,351,724 | $-43,035 | -0.97 % | $37,542 | | | | | | News Article | History of Citigroup Inc Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | Comerica Bank | Institution | 129,657 | Added More | 15,294 | 13.37 % | $3,310,143 | $3,277,729 | $-32,414 | -0.97 % | $-3,824 | | | | | | News Article | History of Comerica Bank Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | Dai Ichi Mutual Life Insurance Co | Institution | 73,961 | No Change | 0 | 0 % | $1,888,224 | $1,869,734 | $-18,490 | -0.97 % | $0 | | | | | | News Article | History of Dai Ichi Mutual Life Insurance Co Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | Dlibj Asset Management Co Ltd | Institution | 43,977 | Sold Some | -119,953 | -73.17 % | $1,122,733 | $1,111,739 | $-10,994 | -0.97 % | $29,988 | | | | | | News Article | History of Dlibj Asset Management Co Ltd Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | Duncker Streett And Co Inc | Institution | 18,103 | New Holding | 18,103 | 100 % | $462,170 | $457,644 | $-4,526 | -0.97 % | $-4,526 | | | | | | News Article | History of Duncker Streett And Co Inc Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | First National Trust Co | Institution | 9,322 | Sold Some | -3,468 | -27.11 % | $237,991 | $235,660 | $-2,331 | -0.97 % | $867 | | | | | | News Article | History of First National Trust Co Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | Glenmede Trust Co Na | Institution | 86,517 | Added More | 11,126 | 14.75 % | $2,208,779 | $2,187,150 | $-21,629 | -0.97 % | $-2,782 | | | | | | News Article | History of Glenmede Trust Co Na Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | Highbridge Capital Management Llc | Institution | 209,132 | Sold Some | -340,312 | -61.93 % | $5,339,140 | $5,286,857 | $-52,283 | -0.97 % | $85,078 | | | | | | News Article | History of Highbridge Capital Management Llc Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | Ig Investment Management Ltd | Institution | 3,116 | Added More | 1,432 | 85.03 % | $79,551 | $78,772 | $-779 | -0.97 % | $-358 | | | | | | News Article | History of Ig Investment Management Ltd Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | J P Morgan Chase And Co | Institution | 599,790 | Added More | 52,008 | 9.49 % | $15,312,639 | $15,162,691 | $-149,948 | -0.97 % | $-13,002 | | | | | | News Article | History of J P Morgan Chase And Co Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | Red Granite Advisors Llc | Institution | 400 | No Change | 0 | 0 % | $10,212 | $10,112 | $-100 | -0.97 % | $0 | | | | | | News Article | History of Red Granite Advisors Llc Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | Tesseract Capital Llc | No Data | | Sold All | -5,794 | -100 % | | | | -0.97 % | $1,449 | | | | | | News Article | History of Tesseract Capital Llc Ownership Of Ameren Corp |
| 2009-11-10 | 2009-09-30 | 13F-HR | Ubs Ag | Institution | 333,079 | Added More | 161,196 | 93.78 % | $8,503,507 | $8,420,237 | $-83,270 | -0.97 % | $-40,299 | | | | | | News Article | History of Ubs Ag Ownership Of Ameren Corp |
| 2009-11-10 | 2009-08-31 | N-CSR | Morgan Stanley S And P 500 Index Fund - None | Specialty & Misc | 14,464 | No Change | 0 | 0 % | $369,266 | $365,650 | $-3,616 | -0.97 % | $0 | | | | | | News Article | History of Morgan Stanley S And P 500 Index Fund - None Ownership Of Ameren Corp |
| 2009-11-10 | 2009-06-30 | 13F-HR/A | Dlibj Asset Management Co Ltd | Institution | 163,930 | Added More | 129,640 | 378.06 % | $4,185,133 | $4,144,150 | $-40,983 | -0.97 % | $-32,410 | | | | | | News Article | History of Dlibj Asset Management Co Ltd Ownership Of Ameren Corp |
| 2009-11-10 | 2009-03-31 | 13F-HR/A | Dlibj Asset Management Co Ltd | Institution | 34,290 | Added More | 4,743 | 16.05 % | $875,424 | $866,851 | $-8,573 | -0.97 % | $-1,186 | | | | | | News Article | History of Dlibj Asset Management Co Ltd Ownership Of Ameren Corp |
| 2009-11-10 | 2008-12-31 | 13F-HR/A | Dlibj Asset Management Co Ltd | Institution | 29,547 | Added More | 2,470 | 9.12 % | $754,335 | $746,948 | $-7,387 | -0.97 % | $-618 | | | | | | News Article | History of Dlibj Asset Management Co Ltd Ownership Of Ameren Corp |
| 2009-11-09 | 2009-09-30 | 13F-HR | Aberdeen Asset Management Plc | Institution | 21,388 | Sold Some | -900 | -4.03 % | $542,827 | $540,689 | $-2,139 | -0.39 % | $90 | | | | | | News Article | History of Aberdeen Asset Management Plc Ownership Of Ameren Corp |
| 2009-11-09 | 2009-09-30 | 13F-HR | Bridgewater Associates Inc | Institution | | Sold All | -182,304 | -100 % | | | | -0.39 % | $18,230 | | | | | | News Article | History of Bridgewater Associates Inc Ownership Of Ameren Corp |
| 2009-11-09 | 2009-09-30 | 13F-HR | Ccm Partners | Institution | 1,712 | No Change | 0 | 0 % | $43,451 | $43,279 | $-171 | -0.39 % | $0 | | | | | | News Article | History of Ccm Partners Ownership Of Ameren Corp |
| 2009-11-09 | 2009-09-30 | 13F-HR | Cibc World Markets Corp | Institution | 71,155 | Added More | 47,455 | 200.23 % | $1,805,914 | $1,798,798 | $-7,116 | -0.39 % | $-4,746 | | | | | | News Article | History of Cibc World Markets Corp Ownership Of Ameren Corp |
| 2009-11-09 | 2009-09-30 | 13F-HR | Federated Investors Inc | Institution | 556,399 | Sold Some | -105,256 | -15.90 % | $14,121,407 | $14,065,767 | $-55,640 | -0.39 % | $10,526 | | | | | | News Article | History of Federated Investors Inc Ownership Of Ameren Corp |
| 2009-11-09 | 2009-09-30 | 13F-HR | Gargoyle Services L L C | Institution | 10,669 | Sold Some | -32,927 | -75.52 % | $270,779 | $269,712 | $-1,067 | -0.39 % | $3,293 | | | | | | News Article | History of Gargoyle Services L L C Ownership Of Ameren Corp |
| 2009-11-09 | 2009-09-30 | 13F-HR | General Motors Investment Management Corp | Institution | | Sold All | -10,712 | -100 % | | | | -0.39 % | $1,071 | | | | | | News Article | History of General Motors Investment Management Corp Ownership Of Ameren Corp |
| 2009-11-09 | 2009-09-30 | 13F-HR | Monetary Management Group Inc | Institution | 18,414 | No Change | 0 | 0 % | $467,347 | $465,506 | $-1,841 | -0.39 % | $0 | | | | | | News Article | History of Monetary Management Group Inc Ownership Of Ameren Corp |
| 2009-11-09 | 2009-09-30 | 13F-HR | Numeric Investors Llc | Institution | 3,311,758 | Added More | 12,800 | 0.38 % | $84,052,418 | $83,721,242 | $-331,176 | -0.39 % | $-1,280 | | | | | | News Article | History of Numeric Investors Llc Ownership Of Ameren Corp |
| 2009-11-09 | 2009-09-30 | 13F-HR | State Of Wisconsin Investment Board | Institution | 215,376 | Added More | 38,160 | 21.53 % | $5,466,243 | $5,444,705 | $-21,538 | -0.39 % | $-3,816 | | | | | | News Article | History of State Of Wisconsin Investment Board Ownership Of Ameren Corp |
| 2009-11-09 | 2009-09-30 | 13F-HR | Vtl Associates Llc | Institution | | Sold All | -162 | -100 % | | | | -0.39 % | $16 | | | | | | News Article | History of Vtl Associates Llc Ownership Of Ameren Corp |
| 2009-11-09 | 2009-08-31 | N-CSR | American Performance Funds - Balanced Fund | Flexible Portfolio | 3,325 | Added More | 885 | 36.27 % | $84,389 | $84,056 | $-333 | -0.39 % | $-89 | | | | | | News Article | History of American Performance Funds - Balanced Fund Ownership Of Ameren Corp |
| 2009-11-09 | 2009-08-31 | N-CSR | Consulting Group Capital Markets Funds - Large Capitalization Value Equity Investments | Large-Cap Value | | Sold All | -334,700 | -100 % | | | | -0.39 % | $33,470 | | | | | | News Article | History of Consulting Group Capital Markets Funds - Large Capitalization Value Equity Investments Ownership Of Ameren Corp |
| 2009-11-09 | 2009-08-31 | N-CSRS | Copley Fund Inc Ma - Copley Fund Inc Ma | Multi-Cap Value | 12,500 | No Change | 0 | 0 % | $317,250 | $316,000 | $-1,250 | -0.39 % | $0 | | | | | | News Article | History of Copley Fund Inc Ma - Copley Fund Inc Ma Ownership Of Ameren Corp |
| 2009-11-09 | 2009-08-31 | N-CSRS | Jpmorgan Institutional Trust - Jpmorgan Equity Index Trust | Specialty & Misc | 8 | No Change | 0 | 0 % | $203 | $202 | $-1 | -0.39 % | $0 | | | | | | News Article | History of Jpmorgan Institutional Trust - Jpmorgan Equity Index Trust Ownership Of Ameren Corp |
| 2009-11-09 | 2009-08-31 | N-CSRS | Trust For Professional Managers - Alternative Strategies Mutual Fund | No Data | 1,353 | Sold Some | -147 | -9.80 % | $34,339 | $34,204 | $-135 | -0.39 % | $15 | | | | | | News Article | History of Trust For Professional Managers - Alternative Strategies Mutual Fund Ownership Of Ameren Corp |
| 2009-11-06 | 2009-09-30 | 13F-HR/A | Baird Robert W And Co Inc | Institution | 13,004 | Sold Some | -954 | -6.83 % | $320,939 | $328,741 | $7,802 | 2.43 % | $-572 | | | | | | News Article | History of Baird Robert W And Co Inc Ownership Of Ameren Corp |
| 2009-11-06 | 2009-09-30 | 13F-HR | Hartford Investment Management Co | Institution | 68,193 | Added More | 3,540 | 5.47 % | $1,683,003 | $1,723,919 | $40,916 | 2.43 % | $2,124 | | | | | | News Article | History of Hartford Investment Management Co Ownership Of Ameren Corp |
| 2009-11-06 | 2009-09-30 | 13F-HR/A | Kahn Brothers And Co Inc De | Institution | 11,694 | No Change | 0 | 0 % | $288,608 | $295,624 | $7,016 | 2.43 % | $0 | | | | | | News Article | History of Kahn Brothers And Co Inc De Ownership Of Ameren Corp |
| 2009-11-06 | 2009-09-30 | 13F-HR | Metlife Securities Inc | Institution | 1,363 | Added More | 208 | 18.00 % | $33,639 | $34,457 | $818 | 2.43 % | $125 | | | | | | News Article | History of Metlife Securities Inc Ownership Of Ameren Corp |
| 2009-11-06 | 2009-09-30 | 13F-HR | Metropolitan Life Insurance Co | Institution | 198,656 | Added More | 9,888 | 5.23 % | $4,902,830 | $5,022,024 | $119,194 | 2.43 % | $5,933 | | | | | | News Article | History of Metropolitan Life Insurance Co Ownership Of Ameren Corp |
| 2009-11-06 | 2009-09-30 | 13F-HR | Nbt Bank N A | Institution | 257 | No Change | 0 | 0 % | $6,343 | $6,497 | $154 | 2.43 % | $0 | | | | | | News Article | History of Nbt Bank N A Ownership Of Ameren Corp |
| 2009-11-06 | 2009-09-30 | 13F-HR | Pnc Financial Services Group Inc | Institution | 6,050 | Sold Some | -33,251 | -84.60 % | $149,314 | $152,944 | $3,630 | 2.43 % | $-19,951 | | | | | | News Article | History of Pnc Financial Services Group Inc Ownership Of Ameren Corp |
| 2009-11-06 | 2009-09-30 | 13F-HR | Schwab Charles Investment Management Inc | Institution | 416,681 | Added More | 98,490 | 30.95 % | $10,283,687 | $10,533,696 | $250,009 | 2.43 % | $59,094 | | | | | | News Article | History of Schwab Charles Investment Management Inc Ownership Of Ameren Corp |
| 2009-11-06 | 2009-09-30 | 13F-HR | Teachers Advisors Inc | Institution | 95,932 | Added More | 1,588 | 1.68 % | $2,367,602 | $2,425,161 | $57,559 | 2.43 % | $953 | | | | | | News Article | History of Teachers Advisors Inc Ownership Of Ameren Corp |
| 2009-11-06 | 2009-09-30 | 13F-HR | Tiaa Cref Investment Management Llc | Institution | 960,254 | Sold Some | -117,123 | -10.87 % | $23,699,069 | $24,275,221 | $576,152 | 2.43 % | $-70,274 | | | | | | News Article | History of Tiaa Cref Investment Management Llc Ownership Of Ameren Corp |
| 2009-11-06 | 2009-09-30 | 13F-HR | Unionbancal Corp | Institution | 53,545 | Added More | 17,620 | 49.04 % | $1,321,491 | $1,353,618 | $32,127 | 2.43 % | $10,572 | | | | | | News Article | History of Unionbancal Corp Ownership Of Ameren Corp |
| 2009-11-06 | 2009-09-30 | 13F-HR | Westport Resources Management Inc | Institution | | Sold All | -1,410 | -100 % | | | | 2.43 % | $-846 | | | | | | News Article | History of Westport Resources Management Inc Ownership Of Ameren Corp |
| 2009-11-05 | 2009-09-30 | 13F-HR | Fiduciary Services Corp | Institution | 15,775 | Sold Some | -1,350 | -7.88 % | $390,431 | $398,792 | $8,361 | 2.14 % | $-716 | | | | | | News Article | History of Fiduciary Services Corp Ownership Of Ameren Corp |
| 2009-11-05 | 2009-09-30 | 13F-HR | Fixed Income Securities Lp | Institution | 62,066 | Added More | 3,262 | 5.54 % | $1,536,134 | $1,569,028 | $32,895 | 2.14 % | $1,729 | | | | | | News Article | History of Fixed Income Securities Lp Ownership Of Ameren Corp |
| 2009-11-05 | 2009-09-30 | 13F-HR | Guardian Investor Services Llc | Institution | 6,235 | Added More | 349 | 5.92 % | $154,316 | $157,621 | $3,305 | 2.14 % | $185 | | | | | | News Article | History of Guardian Investor Services Llc Ownership Of Ameren Corp |
| 2009-11-05 | 2009-09-30 | 13F-HR | High Point Bank And Trust Co | Institution | 400 | No Change | 0 | 0 % | $9,900 | $10,112 | $212 | 2.14 % | $0 | | | | | | News Article | History of High Point Bank And Trust Co Ownership Of Ameren Corp |
| 2009-11-05 | 2009-09-30 | 13F-HR | Luminous Capital Llc | No Data | 23,868 | Added More | 11,768 | 97.25 % | $590,733 | $603,383 | $12,650 | 2.14 % | $6,237 | | | | | | News Article | History of Luminous Capital Llc Ownership Of Ameren Corp |
| 2009-11-05 | 2009-09-30 | 13F-HR | Mitsubishi Ufj Asset Management Co Ltd | No Data | 66,400 | No Change | 0 | 0 % | $1,643,400 | $1,678,592 | $35,192 | 2.14 % | $0 | | | | | | News Article | History of Mitsubishi Ufj Asset Management Co Ltd Ownership Of Ameren Corp |
| 2009-11-05 | 2009-09-30 | 13F-HR | Nisa Investment Advisors L L C | Institution | 51,300 | Added More | 17,000 | 49.56 % | $1,269,675 | $1,296,864 | $27,189 | 2.14 % | $9,010 | | | | | | News Article | History of Nisa Investment Advisors L L C Ownership Of Ameren Corp |
| 2009-11-05 | 2009-09-30 | 13F-HR | Parametric Portfolio Associates | Institution | 217,680 | Sold Some | -17,601 | -7.48 % | $5,387,580 | $5,502,950 | $115,370 | 2.14 % | $-9,329 | | | | | | News Article | History of Parametric Portfolio Associates Ownership Of Ameren Corp |
| 2009-11-05 | 2009-09-30 | 13F-HR | Profund Advisors Llc | Institution | 25,954 | Added More | 1,661 | 6.83 % | $642,362 | $656,117 | $13,756 | 2.14 % | $880 | | | | | | News Article | History of Profund Advisors Llc Ownership Of Ameren Corp |
| 2009-11-05 | 2009-09-30 | 13F-HR | Proshare Advisors Llc | Institution | 52,292 | Sold Some | -18,284 | -25.90 % | $1,294,227 | $1,321,942 | $27,715 | 2.14 % | $-9,691 | | | | | | News Article | History of Proshare Advisors Llc Ownership Of Ameren Corp |
| 2009-11-05 | 2009-09-30 | 13F-HR | Tal Global Asset Management Inc | Institution | 24,574 | Sold Some | -3,596 | -12.76 % | $608,207 | $621,231 | $13,024 | 2.14 % | $-1,906 | | | | | | News Article | History of Tal Global Asset Management Inc Ownership Of Ameren Corp |
| 2009-11-05 | 2009-09-30 | 13F-HR | Teacher Retirement System Of Texas | Institution | 76,071 | Sold Some | -287,463 | -79.07 % | $1,882,757 | $1,923,075 | $40,318 | 2.14 % | $-152,355 | | | | | | News Article | History of Teacher Retirement System Of Texas Ownership Of Ameren Corp |
| 2009-11-05 | 2009-08-31 | N-CSRS | Columbia Funds Series Trust - Columbia Large Cap Index Fund | Large-Cap Core | 52,842 | Added More | 6,457 | 13.92 % | $1,307,840 | $1,335,846 | $28,006 | 2.14 % | $3,422 | | | | | | News Article | History of Columbia Funds Series Trust - Columbia Large Cap Index Fund Ownership Of Ameren Corp |
| 2009-11-04 | 2009-09-30 | 13F-HR | Babson Capital Management Llc | Institution | 28,848 | Added More | 5,000 | 20.96 % | $697,833 | $729,277 | $31,444 | 4.50 % | $5,450 | | | | | | News Article | History of Babson Capital Management Llc Ownership Of Ameren Corp |
| 2009-11-04 | 2009-09-30 | 13F-HR | First Community Bank Trust And Financial Services Divison | Institution | 100 | No Change | 0 | 0 % | $2,419 | $2,528 | $109 | 4.50 % | $0 | | | | | | News Article | History of First Community Bank Trust And Financial Services Divison Ownership Of Ameren Corp |
| 2009-11-04 | 2009-09-30 | 13F-HR | Gw Capital Management Incco | Institution | 24,709 | Added More | 1,897 | 8.31 % | $597,711 | $624,644 | $26,933 | 4.50 % | $2,068 | | | | | | News Article | History of Gw Capital Management Incco Ownership Of Ameren Corp |
| 2009-11-04 | 2009-09-30 | 13F-HR | Ims Capital Management | Institution | 18,950 | New Holding | 18,950 | 100 % | $458,401 | $479,056 | $20,656 | 4.50 % | $20,656 | | | | | | News Article | History of Ims Capital Management Ownership Of Ameren Corp |
| 2009-11-04 | 2009-09-30 | 13F-HR | Mitsubishi Ufj Trust Banking Corp | No Data | 200,411 | Sold Some | -1,136 | -0.56 % | $4,847,942 | $5,066,390 | $218,448 | 4.50 % | $-1,238 | | | | | | News Article | History of Mitsubishi Ufj Trust Banking Corp Ownership Of Ameren Corp |
| 2009-11-04 | 2009-08-31 | N-CSR | Alliancebernstein Portfolios - Alliancebernstein Wealth Preservation Strategy | Mixed-Asset Target Allocation Conserv | 13,200 | No Change | 0 | 0 % | $319,308 | $333,696 | $14,388 | 4.50 % | $0 | | | | | | News Article | History of Alliancebernstein Portfolios - Alliancebernstein Wealth Preservation Strategy Ownership Of Ameren Corp |
| 2009-11-04 | 2009-08-31 | N-CSR | Ssga Funds - Ssga Iam Shares Fund | Specialty & Misc | 3,000 | No Change | 0 | 0 % | $72,570 | $75,840 | $3,270 | 4.50 % | $0 | | | | | | News Article | History of Ssga Funds - Ssga Iam Shares Fund Ownership Of Ameren Corp |
| 2009-11-03 | 2009-09-30 | 13F-HR | Anchor Capital Advisors Inc | Institution | 13,757 | No Change | 0 | 0 % | $329,205 | $347,777 | $18,572 | 5.64 % | $0 | | | | | | News Article | History of Anchor Capital Advisors Inc Ownership Of Ameren Corp |
| 2009-11-03 | 2009-09-30 | 13F-HR | Anchor Capital Advisors Inc | Institution | 13,757 | Sold Some | -1,298,567 | -98.95 % | $329,205 | $347,777 | $18,572 | 5.64 % | $-1,753,065 | | | | | | News Article | History of Anchor Capital Advisors Inc Ownership Of Ameren Corp |
| 2009-11-03 | 2009-09-30 | 13F-HR | Anchor Capital Advisors Inc | Institution | 1,316,470 | Added More | 1,302,713 | 9469.45 % | $31,503,127 | $33,280,362 | $1,777,235 | 5.64 % | $1,758,663 | | | | | | News Article | History of Anchor Capital Advisors Inc Ownership Of Ameren Corp |
| 2009-11-03 | 2009-09-30 | 13F-HR | Anchor Capital Advisors Inc | Institution | 1,316,470 | Added More | 4,146 | 0.31 % | $31,503,127 | $33,280,362 | $1,777,235 | 5.64 % | $5,597 | | | | | | News Article | History of Anchor Capital Advisors Inc Ownership Of Ameren Corp |
| 2009-11-03 | 2009-09-30 | 13F-HR | Apg All Pensions Group | Institution | | Sold All | -203,602 | -100 % | | | | 5.64 % | $-274,863 | | | | | | News Article | History of Apg All Pensions Group Ownership Of Ameren Corp |
| 2009-11-03 | 2009-09-30 | 13F-HR | M And T Bank Corp | Institution | 4,838 | Sold Some | -29 | -0.59 % | $115,773 | $122,305 | $6,531 | 5.64 % | $-39 | | | | | | News Article | History of M And T Bank Corp Ownership Of Ameren Corp |
| 2009-11-03 | 2009-09-30 | 13F-HR | Private Trust Co Na | Institution | | Sold All | -1,290 | -100 % | | | | 5.64 % | $-1,742 | | | | | | News Article | History of Private Trust Co Na Ownership Of Ameren Corp |
| 2009-11-03 | 2009-09-30 | 13F-HR | Prudential Financial Inc | Institution | 795,242 | Sold Some | -307,459 | -27.88 % | $19,030,141 | $20,103,718 | $1,073,577 | 5.64 % | $-415,070 | | | | | | News Article | History of Prudential Financial Inc Ownership Of Ameren Corp |
| 2009-11-03 | 2009-09-30 | 13F-HR | Turner Investment Partners Inc | Institution | | Sold All | -100 | -100 % | | | | 5.64 % | $-135 | | | | | | News Article | History of Turner Investment Partners Inc Ownership Of Ameren Corp |
| 2009-11-03 | 2009-08-31 | N-CSR | California Investment Trust - S And P 500 Index Fund | S&P 500 Index | 1,712 | No Change | 0 | 0 % | $40,968 | $43,279 | $2,311 | 5.64 % | $0 | | | | | | News Article | History of California Investment Trust - S And P 500 Index Fund Ownership Of Ameren Corp |
| 2009-11-03 | 2009-08-31 | N-CSRS | Wells Fargo Funds Trust - Money Market Fund | Specialty & Misc | 58,806 | Sold Some | -30,450 | -34.11 % | $1,407,228 | $1,486,616 | $79,388 | 5.64 % | $-41,108 | | | | | | News Article | History of Wells Fargo Funds Trust - Money Market Fund Ownership Of Ameren Corp |
| 2009-11-02 | 2009-09-30 | 13F-HR | Amcore Investment Group N A | Institution | | Sold All | -9,960 | -100 % | | | | 4.98 % | $-11,952 | | | | | | News Article | History of Amcore Investment Group N A Ownership Of Ameren Corp |
| 2009-11-02 | 2009-09-30 | 13F-HR | Bbva Usa Bancshares Inc | Institution | 60,230 | Added More | 3,915 | 6.95 % | $1,450,338 | $1,522,614 | $72,276 | 4.98 % | $4,698 | | | | | | News Article | History of Bbva Usa Bancshares Inc Ownership Of Ameren Corp |
| 2009-11-02 | 2009-09-30 | 13F-HR | Bryn Mawr Trust Co | Institution | 400 | No Change | 0 | 0 % | $9,632 | $10,112 | $480 | 4.98 % | $0 | | | | | | News Article | History of Bryn Mawr Trust Co Ownership Of Ameren Corp |
| 2009-11-02 | 2009-09-30 | 13F-HR | Citizens Bank Wealth Management Na | Institution | 19,004 | Sold Some | -367 | -1.89 % | $457,616 | $480,421 | $22,805 | 4.98 % | $-440 | | | | | | News Article | History of Citizens Bank Wealth Management Na Ownership Of Ameren Corp |
| 2009-11-02 | 2009-09-30 | 13F-HR | Ghp Investment Advisors Inc | Institution | 350 | No Change | 0 | 0 % | $8,428 | $8,848 | $420 | 4.98 % | $0 | | | | | | News Article | History of Ghp Investment Advisors Inc Ownership Of Ameren Corp |
| 2009-11-02 | 2009-09-30 | 13F-HR | Hussman Econometrics Advisors Inc | Institution | 200,000 | No Change | 0 | 0 % | $4,816,000 | $5,056,000 | $240,000 | 4.98 % | $0 | | | | | | News Article | History of Hussman Econometrics Advisors Inc Ownership Of Ameren Corp |
| 2009-11-02 | 2009-09-30 | 13F-HR | Thrivent Financial For Lutherans | Institution | 12,600 | Sold Some | -12,000 | -48.78 % | $303,408 | $318,528 | $15,120 | 4.98 % | $-14,400 | | | | | | News Article | History of Thrivent Financial For Lutherans Ownership Of Ameren Corp |
| 2009-11-02 | 2009-08-31 | N-CSRS | Wells Fargo Master Trust - Diversified Stock Portfolio | Flexible Portfolio | 58,806 | Added More | 6,100 | 11.57 % | $1,416,048 | $1,486,616 | $70,567 | 4.98 % | $7,320 | | | | | | News Article | History of Wells Fargo Master Trust - Diversified Stock Portfolio Ownership Of Ameren Corp |
| 2009-10-30 | 2009-09-30 | 13F-HR | Robeco Investment Management Inc | Institution | 314,045 | Added More | 6,086 | 1.97 % | $7,643,855 | $7,939,058 | $295,202 | 3.86 % | $5,721 | | | | | | News Article | History of Robeco Investment Management Inc Ownership Of Ameren Corp |
| 2009-10-30 | 2009-09-30 | 13F-HR | Texas Permanent School Fund | Institution | 200,641 | Added More | 16,311 | 8.84 % | $4,883,602 | $5,072,204 | $188,603 | 3.86 % | $15,332 | | | | | | News Article | History of Texas Permanent School Fund Ownership Of Ameren Corp |
| 2009-10-30 | 2009-09-30 | 13F-HR | Wedge Capital Management L L P | Institution | 445,160 | Sold Some | -136,300 | -23.44 % | $10,835,194 | $11,253,645 | $418,450 | 3.86 % | $-128,122 | | | | | | News Article | History of Wedge Capital Management L L P Ownership Of Ameren Corp |
| 2009-10-30 | 2009-08-31 | N-Q | Lord Abbett Research Fund Inc - Americas Value Fund | Multi-Cap Value | 150 | New Holding | 150 | 100 % | $3,651 | $3,792 | $141 | 3.86 % | $141 | | | | | | News Article | History of Lord Abbett Research Fund Inc - Americas Value Fund Ownership Of Ameren Corp |
| 2009-10-30 | 2009-08-31 | N-Q | Sei Institutional Investments Trust - Siit Large Cap Fund | Large-Cap Core | | Sold All | -26,400 | -100 % | | | | 3.86 % | $-24,816 | | | | | | News Article | History of Sei Institutional Investments Trust - Siit Large Cap Fund Ownership Of Ameren Corp |
| 2009-10-30 | 2009-08-31 | N-CSR | Vanguard World Fund - Vanguard Mega Cap 300 Index Fund | No Data | 19,392 | Added More | 11,907 | 159.07 % | $472,001 | $490,230 | $18,228 | 3.86 % | $11,193 | | | | | | News Article | History of Vanguard World Fund - Vanguard Mega Cap 300 Index Fund Ownership Of Ameren Corp |
| 2009-10-29 | 2009-09-30 | 13F-HR | Dimensional Fund Advisors Inc | Institution | 223,284 | Added More | 20,510 | 10.11 % | $5,655,784 | $5,644,620 | $-11,164 | -0.19 % | $-1,026 | | | | | | News Article | History of Dimensional Fund Advisors Inc Ownership Of Ameren Corp |
| 2009-10-29 | 2009-09-30 | 13F-HR | Lyz Capital Advisors Llc | Institution | 14,700 | Sold Some | -100 | -0.67 % | $372,351 | $371,616 | $-735 | -0.19 % | $5 | | | | | | News Article | History of Lyz Capital Advisors Llc Ownership Of Ameren Corp |
| 2009-10-29 | 2009-09-30 | 13F-HR | Marshwinds Advisory Co | Institution | 18,256 | Sold Some | -425 | -2.27 % | $462,424 | $461,512 | $-913 | -0.19 % | $21 | | | | | | News Article | History of Marshwinds Advisory Co Ownership Of Ameren Corp |
| 2009-10-29 | 2009-08-31 | N-Q | Evergreen Equity Trust De - Evergreen Market Index Fund | Specialty & Misc | 6,215 | Sold Some | -19,979 | -76.27 % | $157,426 | $157,115 | $-311 | -0.19 % | $999 | | | | | | News Article | History of Evergreen Equity Trust De - Evergreen Market Index Fund Ownership Of Ameren Corp |
| 2009-10-29 | 2009-08-31 | N-Q | Evergreen Equity Trust De - Evergreen Market Index Value Fund | Multi-Cap Value | 19,382 | Sold Some | -414 | -2.09 % | $490,946 | $489,977 | $-969 | -0.19 % | $21 | | | | | | News Article | History of Evergreen Equity Trust De - Evergreen Market Index Value Fund Ownership Of Ameren Corp |
| 2009-10-29 | 2009-08-31 | N-Q | Usaa Mutual Funds Trust - Growth Fund | Multi-Cap Growth | | Sold All | -1,000 | -100 % | | | | -0.19 % | $50 | | | | | | News Article | History of Usaa Mutual Funds Trust - Growth Fund Ownership Of Ameren Corp |
| 2009-10-29 | 2009-08-31 | N-Q | Valic Co I - Asset Allocation Fund | Specialty & Misc | 1,305 | New Holding | 1,305 | 100 % | $33,056 | $32,990 | $-65 | -0.19 % | $-65 | | | | | | News Article | History of Valic Co I - Asset Allocation Fund Ownership Of Ameren Corp |
| 2009-10-28 | 2009-09-30 | 13F-HR | Chevy Chase Trust Holdings Inc | No Data | 221,818 | Added More | 12,977 | 6.21 % | $5,543,232 | $5,607,559 | $64,327 | 1.16 % | $3,763 | | | | | | News Article | History of Chevy Chase Trust Holdings Inc Ownership Of Ameren Corp |
| 2009-10-28 | 2009-09-30 | 13F-HR | Guaranty Trust Co Of Missouri | Institution | 21,877 | Sold Some | -175 | -0.79 % | $546,706 | $553,051 | $6,344 | 1.16 % | $-51 | | | | | | News Article | History of Guaranty Trust Co Of Missouri Ownership Of Ameren Corp |
| 2009-10-28 | 2009-09-30 | 13F-HR | Sandy Spring Bank | No Data | 99 | Sold Some | -198 | -66.66 % | $2,474 | $2,503 | $29 | 1.16 % | $-57 | | | | | | News Article | History of Sandy Spring Bank Ownership Of Ameren Corp |
| 2009-10-28 | 2009-09-30 | 13F-HR | Spf Beheer Bv | Institution | 24,015 | No Change | 0 | 0 % | $600,135 | $607,099 | $6,964 | 1.16 % | $0 | | | | | | News Article | History of Spf Beheer Bv Ownership Of Ameren Corp |
| 2009-10-28 | 2009-09-30 | 13F-HR | Spirit Of America Management Corpny | Institution | 10,000 | Sold Some | -14,987 | -59.97 % | $249,900 | $252,800 | $2,900 | 1.16 % | $-4,346 | | | | | | News Article | History of Spirit Of America Management Corpny Ownership Of Ameren Corp |
| 2009-10-28 | 2009-08-31 | N-Q | American Century Strategic Asset Allocations Inc - Newton Fund | Small-Cap Core | 14,254 | Added More | 1,735 | 13.85 % | $356,207 | $360,341 | $4,134 | 1.16 % | $503 | | | | | | News Article | History of American Century Strategic Asset Allocations Inc - Newton Fund Ownership Of Ameren Corp |
| 2009-10-28 | 2009-08-31 | N-Q | Dws Value Series Inc - Dws Dreman Mid Cap Value Fund | Mid-Cap Value | 99,450 | Added More | 2,500 | 2.57 % | $2,485,256 | $2,514,096 | $28,841 | 1.16 % | $725 | | | | | | News Article | History of Dws Value Series Inc - Dws Dreman Mid Cap Value Fund Ownership Of Ameren Corp |
| 2009-10-28 | 2009-08-31 | N-CSRS | Fidelity Concord Street Trust - Spartan International Index Fund | Global Flex Port | | Sold All | -488,183 | -100 % | | | | 1.16 % | $-141,573 | | | | | | News Article | History of Fidelity Concord Street Trust - Spartan International Index Fund Ownership Of Ameren Corp |
| 2009-10-28 | 2009-08-31 | N-Q | Proshares Trust - Ultra Utilities Proshares | Utility | 10,622 | New Holding | 10,622 | 100 % | $265,444 | $268,524 | $3,080 | 1.16 % | $3,080 | | | | | | News Article | History of Proshares Trust - Ultra Utilities Proshares Ownership Of Ameren Corp |
| 2009-10-27 | 2009-09-30 | 13F-HR | Dupont Capital Management | Institution | 101,270 | Added More | 43,760 | 76.09 % | $2,534,788 | $2,560,106 | $25,318 | 0.99 % | $10,940 | | | | | | News Article | History of Dupont Capital Management Ownership Of Ameren Corp |
| 2009-10-27 | 2009-09-30 | 13F-HR | Hartford Financial Management Inc | Institution | 2,500 | No Change | 0 | 0 % | $62,575 | $63,200 | $625 | 0.99 % | $0 | | | | | | News Article | History of Hartford Financial Management Inc Ownership Of Ameren Corp |
| 2009-10-27 | 2009-09-30 | 13F-HR | Mesirow Financial Investment Management | Institution | | Sold All | -12,052 | -100 % | | | | 0.99 % | $-3,013 | | | | | | News Article | History of Mesirow Financial Investment Management Ownership Of Ameren Corp |
| 2009-10-26 | 2009-09-30 | 13F-HR/A | Obermeyer Asset Management Co | Institution | 350 | No Change | 0 | 0 % | $8,754 | $8,848 | $95 | 1.07 % | $0 | | | | | | News Article | History of Obermeyer Asset Management Co Ownership Of Ameren Corp |
| 2009-10-26 | 2009-08-31 | N-Q | Claymore Exchange Traded Fund Trust - Claymoremorningstar Manufacturing Super Sector Index Etf | Specialty & Misc | 152 | No Change | 0 | 0 % | $3,802 | $3,843 | $41 | 1.07 % | $0 | | | | | | News Article | History of Claymore Exchange Traded Fund Trust - Claymoremorningstar Manufacturing Super Sector Index Etf Ownership Of Ameren Corp |
| 2009-10-26 | 2009-08-31 | N-Q | Ing Equity Trust - Ing Value Choice Fund | Multi-Cap Value | 333,864 | Added More | 191,544 | 134.58 % | $8,349,939 | $8,440,082 | $90,143 | 1.07 % | $51,717 | | | | | | News Article | History of Ing Equity Trust - Ing Value Choice Fund Ownership Of Ameren Corp |
| 2009-10-26 | 2009-06-30 | 13F-HR/A | Ameriprise Financial Inc | Institution | 146,183 | Added More | 1,302 | 0.89 % | $3,656,037 | $3,695,506 | $39,469 | 1.07 % | $352 | | | | | | News Article | History of Ameriprise Financial Inc Ownership Of Ameren Corp |
| 2009-10-23 | 2009-09-30 | 13F-HR | Cambridge Investment Research Advisors Inc | Institution | 13,905 | Sold Some | -326 | -2.29 % | $350,406 | $351,518 | $1,112 | 0.31 % | $-26 | | | | | | News Article | History of Cambridge Investment Research Advisors Inc Ownership Of Ameren Corp |
| 2009-10-23 | 2009-09-30 | 13F-HR | Commerce Bank N A | Institution | 269,192 | Sold Some | -8,811 | -3.16 % | $6,783,638 | $6,805,174 | $21,535 | 0.31 % | $-705 | | | | | | News Article | History of Commerce Bank N A Ownership Of Ameren Corp |
| 2009-10-23 | 2009-09-30 | 13F-HR | Gateway Investment Advisers Lp | Institution | 978,218 | Added More | 16,631 | 1.72 % | $24,651,094 | $24,729,351 | $78,257 | 0.31 % | $1,330 | | | | | | News Article | History of Gateway Investment Advisers Lp Ownership Of Ameren Corp |
| 2009-10-23 | 2009-09-30 | 13F-HR | Haberer Registered Investment Advisor Inc | Institution | 1,130 | No Change | 0 | 0 % | $28,476 | $28,566 | $90 | 0.31 % | $0 | | | | | | News Article | History of Haberer Registered Investment Advisor Inc Ownership Of Ameren Corp |
| 2009-10-23 | 2009-09-30 | 13F-HR | Pinnacle Associates Ltd | Institution | 17,777 | Sold Some | -198 | -1.10 % | $447,980 | $449,403 | $1,422 | 0.31 % | $-16 | | | | | | News Article | History of Pinnacle Associates Ltd Ownership Of Ameren Corp |
| 2009-10-23 | 2009-09-30 | 13F-HR | Rbc Bank Usa Trust Department | No Data | 525 | Sold Some | -425 | -44.73 % | $13,230 | $13,272 | $42 | 0.31 % | $-34 | | | | | | News Article | History of Rbc Bank Usa Trust Department Ownership Of Ameren Corp |
| 2009-10-22 | 2009-09-30 | 13F-HR | Blackrock Advisors Llc | Institution | 232,742 | Sold Some | -311,721 | -57.25 % | $5,960,523 | $5,883,718 | $-76,805 | -1.28 % | $102,868 | | | | | | News Article | History of Blackrock Advisors Llc Ownership Of Ameren Corp |
| 2009-10-22 | 2009-09-30 | 13F-HR | Blackrock Group Ltd | Institution | 170,904 | Added More | 11,100 | 6.94 % | $4,376,851 | $4,320,453 | $-56,398 | -1.28 % | $-3,663 | | | | | | News Article | History of Blackrock Group Ltd Ownership Of Ameren Corp |
| 2009-10-22 | 2009-09-30 | 13F-HR | Blackrock Inc | No Data | 206,900 | Sold Some | -286,742 | -58.08 % | $5,298,709 | $5,230,432 | $-68,277 | -1.28 % | $94,625 | | | | | | News Article | History of Blackrock Inc Ownership Of Ameren Corp |
| 2009-10-22 | 2009-09-30 | 13F-HR | Blackrock Investment Management Llc | Institution | 863,426 | Added More | 270,347 | 45.58 % | $22,112,340 | $21,827,409 | $-284,931 | -1.28 % | $-89,215 | | | | | | News Article | History of Blackrock Investment Management Llc Ownership Of Ameren Corp |
| 2009-10-22 | 2009-09-30 | 13F-HR | Fcm Investments | Institution | 500 | No Change | 0 | 0 % | $12,805 | $12,640 | $-165 | -1.28 % | $0 | | | | | | News Article | History of Fcm Investments Ownership Of Ameren Corp |
| 2009-10-22 | 2009-09-30 | 13F-HR | Merrill Lynch Mercury Asset Management Japan Ltd | Institution | 179,278 | Sold Some | -2,500 | -1.37 % | $4,591,310 | $4,532,148 | $-59,162 | -1.28 % | $825 | | | | | | News Article | History of Merrill Lynch Mercury Asset Management Japan Ltd Ownership Of Ameren Corp |
| 2009-10-22 | 2009-09-30 | 13F-HR | Oakbrook Investments Llc | Institution | 30,309 | Added More | 661 | 2.22 % | $776,213 | $766,212 | $-10,002 | -1.28 % | $-218 | | | | | | News Article | History of Oakbrook Investments Llc Ownership Of Ameren Corp |
| 2009-10-22 | 2009-09-30 | 13F-HR | Regions Financial Corp | Institution | 30,193 | Sold Some | -6,665 | -18.08 % | $773,243 | $763,279 | $-9,964 | -1.28 % | $2,199 | | | | | | News Article | History of Regions Financial Corp Ownership Of Ameren Corp |
| 2009-10-22 | 2009-09-30 | 13F-HR | Robeco Institutional Asset Management Bv | Institution | 12,749 | No Change | 0 | 0 % | $326,502 | $322,295 | $-4,207 | -1.28 % | $0 | | | | | | News Article | History of Robeco Institutional Asset Management Bv Ownership Of Ameren Corp |
| 2009-10-22 | 2009-09-30 | 13F-HR | Temujin Fund Management Llc | Institution | | Sold All | -18,900 | -100 % | | | | -1.28 % | $6,237 | | | | | | News Article | History of Temujin Fund Management Llc Ownership Of Ameren Corp |
| 2009-10-21 | 2009-09-30 | 13F-HR | Bank Of New York Mellon Corp | Institution | 4,473,243 | Added More | 2,426,929 | 118.60 % | $114,828,148 | $113,083,583 | $-1,744,565 | -1.51 % | $-946,502 | | | | | | News Article | History of Bank Of New York Mellon Corp Ownership Of Ameren Corp |
| 2009-10-21 | 2009-09-30 | 13F-HR | Firstmerit Bank N A Trustee | Institution | 12,208 | Sold Some | -200 | -1.61 % | $313,379 | $308,618 | $-4,761 | -1.51 % | $78 | | | | | | News Article | History of Firstmerit Bank N A Trustee Ownership Of Ameren Corp |
| 2009-10-21 | 2009-09-30 | 13F-HR | Iwamoto Kong And Co Inc | Institution | | Sold All | -1,885 | -100 % | | | | -1.51 % | $735 | | | | | | News Article | History of Iwamoto Kong And Co Inc Ownership Of Ameren Corp |
| 2009-10-21 | 2009-09-30 | 13F-HR | State Board Of Administration Of Florida Retirement System | Institution | 668,929 | Added More | 132,765 | 24.76 % | $17,171,407 | $16,910,525 | $-260,882 | -1.51 % | $-51,778 | | | | | | News Article | History of State Board Of Administration Of Florida Retirement System Ownership Of Ameren Corp |
| 2009-10-21 | 2009-09-30 | 13F-HR | Stifel Nicolaus And Co Inc Mo | Institution | 8,970 | Sold Some | -405 | -4.32 % | $230,260 | $226,762 | $-3,498 | -1.51 % | $158 | | | | | | News Article | History of Stifel Nicolaus And Co Inc Mo Ownership Of Ameren Corp |
| 2009-10-20 | 2009-09-30 | 13F-HR | Public Employees Retirement Association Of Colorado | Institution | 199,700 | No Change | 0 | 0 % | $5,138,281 | $5,048,416 | $-89,865 | -1.74 % | $0 | | | | | | News Article | History of Public Employees Retirement Association Of Colorado Ownership Of Ameren Corp |
| 2009-10-20 | 2009-09-30 | 13F-HR | Teachers Retirement System Of The State Of Kentucky | Institution | 53,100 | No Change | 0 | 0 % | $1,366,263 | $1,342,368 | $-23,895 | -1.74 % | $0 | | | | | | News Article | History of Teachers Retirement System Of The State Of Kentucky Ownership Of Ameren Corp |
| 2009-10-19 | 2009-09-30 | 13F-HR | Rothschild Investment Corp | Institution | 32,069 | Sold Some | -2,285 | -6.65 % | $833,473 | $810,704 | $-22,769 | -2.73 % | $1,622 | | | | | | News Article | History of Rothschild Investment Corp Ownership Of Ameren Corp |
| 2009-10-19 | 2009-09-30 | 13F-HR | Strs Ohio | Institution | 244,213 | Added More | 4,905 | 2.04 % | $6,347,096 | $6,173,705 | $-173,391 | -2.73 % | $-3,483 | | | | | | News Article | History of Strs Ohio Ownership Of Ameren Corp |
| 2009-10-19 | 2009-09-30 | 13F-HR | Tompkins Trustco Inc | Institution | | Sold All | -630 | -100 % | | | | -2.73 % | $447 | | | | | | News Article | History of Tompkins Trustco Inc Ownership Of Ameren Corp |
| 2009-10-16 | 2009-09-30 | 13F-HR | Capstone Asset Management Co | Institution | 31,265 | Sold Some | -710 | -2.22 % | $800,697 | $790,379 | $-10,317 | -1.28 % | $234 | | | | | | News Article | History of Capstone Asset Management Co Ownership Of Ameren Corp |
| 2009-10-16 | 2009-09-30 | 13F-HR | First Horizon National Corp | Institution | 723 | No Change | 0 | 0 % | $18,516 | $18,277 | $-239 | -1.28 % | $0 | | | | | | News Article | History of First Horizon National Corp Ownership Of Ameren Corp |
| 2009-10-16 | 2009-09-30 | 13F-HR | Members Capital Advisors Inc | Institution | | Sold All | -29,200 | -100 % | | | | -1.28 % | $9,636 | | | | | | News Article | History of Members Capital Advisors Inc Ownership Of Ameren Corp |
| 2009-10-16 | 2009-09-30 | 13F-HR | National Bank Of Indianapolis Corp | Institution | 435 | No Change | 0 | 0 % | $11,140 | $10,997 | $-144 | -1.28 % | $0 | | | | | | News Article | History of National Bank Of Indianapolis Corp Ownership Of Ameren Corp |
| 2009-10-16 | 2009-09-30 | 13F-HR | Resnick Paul Gerson And Bilodeau Kenneth Robert Jr Dba Akj As | Institution | 29,121 | Added More | 4,735 | 19.41 % | $745,789 | $736,179 | $-9,610 | -1.28 % | $-1,563 | | | | | | News Article | History of Resnick Paul Gerson And Bilodeau Kenneth Robert Jr Dba Akj As Ownership Of Ameren Corp |
| 2009-10-16 | 2009-09-30 | 13F-HR | Trust Co Of Vermont | Institution | 494 | No Change | 0 | 0 % | $12,651 | $12,488 | $-163 | -1.28 % | $0 | | | | | | News Article | History of Trust Co Of Vermont Ownership Of Ameren Corp |
| 2009-10-16 | 2009-09-30 | 13F-HR | Wright Investors Service Inc | Institution | | Sold All | -33,585 | -100 % | | | | -1.28 % | $11,083 | | | | | | News Article | History of Wright Investors Service Inc Ownership Of Ameren Corp |
| 2009-10-15 | 2009-09-30 | 13F-HR | Exxonmobil Investment Management Inc | Institution | 88,794 | Sold Some | -1,089 | -1.21 % | $2,269,575 | $2,244,712 | $-24,862 | -1.09 % | $305 | | | | | | News Article | History of Exxonmobil Investment Management Inc Ownership Of Ameren Corp |
| 2009-10-15 | 2009-09-30 | 13F-HR | Harris Financial Corp | Institution | 83,026 | Added More | 7,229 | 9.53 % | $2,122,145 | $2,098,897 | $-23,247 | -1.09 % | $-2,024 | | | | | | News Article | History of Harris Financial Corp Ownership Of Ameren Corp |
| 2009-10-15 | 2009-09-30 | 13F-HR | New England Asset Management Llc | Institution | 8,692 | New Holding | 8,692 | 100 % | $222,168 | $219,734 | $-2,434 | -1.09 % | $-2,434 | | | | | | News Article | History of New England Asset Management Llc Ownership Of Ameren Corp |
| 2009-10-15 | 2009-09-30 | 13F-HR | Nordea Investment Management Ab | Institution | 1,919,919 | Added More | 263,426 | 15.90 % | $49,073,130 | $48,535,552 | $-537,577 | -1.09 % | $-73,759 | | | | | | News Article | History of Nordea Investment Management Ab Ownership Of Ameren Corp |
| 2009-10-15 | 2009-09-30 | 13F-HR | Public Employees Retirement System Of Ohio | Institution | 437,824 | Added More | 43,911 | 11.14 % | $11,190,781 | $11,068,191 | $-122,591 | -1.09 % | $-12,295 | | | | | | News Article | History of Public Employees Retirement System Of Ohio Ownership Of Ameren Corp |
| 2009-10-15 | 2009-09-30 | 13F-HR/A | Standard Life Investments | Institution | 10,434 | No Change | 0 | 0 % | $266,693 | $263,772 | $-2,922 | -1.09 % | $0 | | | | | | News Article | History of Standard Life Investments Ownership Of Ameren Corp |
| 2009-10-15 | 2009-09-30 | 13F-HR/A | Standard Life Investments | Institution | 11,182 | Added More | 748 | 7.16 % | $285,812 | $282,681 | $-3,131 | -1.09 % | $-209 | | | | | | News Article | History of Standard Life Investments Ownership Of Ameren Corp |
| 2009-10-15 | 2007-03-31 | 13F-HR/A | Northwestern Mutual Life Insurance Co | Institution | | Sold All | -384 | -100 % | | | | -1.09 % | $108 | | | | | | News Article | History of Northwestern Mutual Life Insurance Co Ownership Of Ameren Corp |
| 2009-10-15 | 2007-03-31 | 13F-HR/A | Northwestern Mutual Life Insurance Co | Institution | | Sold All | -1,690 | -100 % | | | | -1.09 % | $473 | | | | | | News Article | History of Northwestern Mutual Life Insurance Co Ownership Of Ameren Corp |
| 2009-10-14 | 2009-09-30 | 13F-HR/A | Adirondack Trust Co | Institution | 240 | No Change | 0 | 0 % | $6,070 | $6,067 | $-2 | -0.03 % | $0 | | | | | | News Article | History of Adirondack Trust Co Ownership Of Ameren Corp |
| 2009-10-14 | 2009-09-30 | 13F-HR | First Citizens Bank And Trust Co | Institution | 46,446 | Sold Some | -12,255 | -20.87 % | $1,174,619 | $1,174,155 | $-464 | -0.03 % | $123 | | | | | | News Article | History of First Citizens Bank And Trust Co Ownership Of Ameren Corp |
| 2009-10-14 | 2009-09-30 | 13F-HR | Hexavest Inc | Institution | 308,132 | Added More | 80,514 | 35.37 % | $7,792,658 | $7,789,577 | $-3,081 | -0.03 % | $-805 | | | | | | News Article | History of Hexavest Inc Ownership Of Ameren Corp |
| 2009-10-14 | 2009-09-30 | 13F-HR | Lynch And Associates | Institution | 13,646 | Added More | 553 | 4.22 % | $345,107 | $344,971 | $-136 | -0.03 % | $-6 | | | | | | News Article | History of Lynch And Associates Ownership Of Ameren Corp |
| 2009-10-14 | 2009-09-30 | 13F-HR | Shell Asset Management Co | Institution | 61,633 | Added More | 38,090 | 161.78 % | $1,558,699 | $1,558,082 | $-616 | -0.03 % | $-381 | | | | | | News Article | History of Shell Asset Management Co Ownership Of Ameren Corp |
| 2009-10-13 | 2009-09-30 | 13F-HR | First Heartland Consultants Inc | Institution | 13,483 | New Holding | 13,483 | 100 % | $340,850 | $340,850 | $0 | 0.00 % | $0 | | | | | | News Article | History of First Heartland Consultants Inc Ownership Of Ameren Corp |
| 2009-10-09 | 2009-07-31 | N-CSR | First Trust Exchange-Traded Alphadex Fund - First Trust Utilities Alphadex Fund | Utility | 15,857 | Added More | 5,772 | 57.23 % | $400,706 | $400,865 | $159 | 0.03 % | $58 | | | | | | News Article | History of First Trust Exchange-Traded Alphadex Fund - First Trust Utilities Alphadex Fund Ownership Of Ameren Corp |
| 2009-10-08 | 2009-09-30 | 13F-HR | Rhumbline Advisers | Institution | 362,691 | Added More | 3,282 | 0.91 % | $9,157,948 | $9,168,828 | $10,881 | 0.11 % | $98 | | | | | | News Article | History of Rhumbline Advisers Ownership Of Ameren Corp |
| 2009-10-08 | 2009-07-31 | N-CSR | Nuveen Investment Trust Ii - Nuveen Tradewinds Global All-Cap Plus Fund | No Data | 1,720 | Added More | 1,230 | 251.02 % | $43,430 | $43,482 | $52 | 0.11 % | $37 | | | | | | News Article | History of Nuveen Investment Trust Ii - Nuveen Tradewinds Global All-Cap Plus Fund Ownership Of Ameren Corp |
| 2009-10-08 | 2009-07-31 | N-CSR | Nuveen Investment Trust Ii - Nuveen Tradewinds Global Resources Fund | Global Flex Port | 126,675 | Added More | 113,883 | 890.26 % | $3,198,544 | $3,202,344 | $3,800 | 0.11 % | $3,416 | | | | | | News Article | History of Nuveen Investment Trust Ii - Nuveen Tradewinds Global Resources Fund Ownership Of Ameren Corp |
| 2009-10-07 | 2009-09-30 | 13F-HR | Terre Haute First National Bank | Institution | 7,171 | No Change | 0 | 0 % | $180,709 | $181,283 | $574 | 0.31 % | $0 | | | | | | News Article | History of Terre Haute First National Bank Ownership Of Ameren Corp |
| 2009-10-07 | 2009-09-30 | 13F-HR | Tiaa Cref Trust Co Fsb | Institution | 21,982 | Sold Some | -2,423 | -9.92 % | $553,946 | $555,705 | $1,759 | 0.31 % | $-194 | | | | | | News Article | History of Tiaa Cref Trust Co Fsb Ownership Of Ameren Corp |
| 2009-10-07 | 2009-07-31 | N-CSRS | Fidelity Devonshire Trust - Fidelity Series All-Sector Equity Fund | No Data | | Sold All | -119,974 | -100 % | | | | 0.31 % | $-9,598 | | | | | | News Article | History of Fidelity Devonshire Trust - Fidelity Series All-Sector Equity Fund Ownership Of Ameren Corp |
| 2009-10-07 | 2009-07-31 | N-CSR | Profunds - Bull Profund | Large-Cap Core | 2,433 | Sold Some | -291 | -10.68 % | $61,312 | $61,506 | $195 | 0.31 % | $-23 | | | | | | News Article | History of Profunds - Bull Profund Ownership Of Ameren Corp |
| 2009-10-07 | 2009-07-31 | N-CSR | Profunds - Utilities Ultrasector Profund | Utility | 3,182 | Sold Some | -2,404 | -43.03 % | $80,186 | $80,441 | $255 | 0.31 % | $-192 | | | | | | News Article | History of Profunds - Utilities Ultrasector Profund Ownership Of Ameren Corp |
| 2009-10-06 | 2009-09-30 | 13F-HR | Central Bank And Trust Co | Institution | 5,813 | Sold Some | -723 | -11.06 % | $146,371 | $146,953 | $581 | 0.39 % | $-72 | | | | | | News Article | History of Central Bank And Trust Co Ownership Of Ameren Corp |
| 2009-10-05 | 2009-09-30 | 13F-HR | Denali Advisors Llc | Institution | 256,160 | Sold Some | -300 | -0.11 % | $6,347,645 | $6,475,725 | $128,080 | 2.01 % | $-150 | | | | | | News Article | History of Denali Advisors Llc Ownership Of Ameren Corp |
| 2009-10-05 | 2009-09-30 | 13F-HR | Neville Rodie And Shaw Inc | Institution | | Sold All | -11,500 | -100 % | | | | 2.01 % | $-5,750 | | | | | | News Article | History of Neville Rodie And Shaw Inc Ownership Of Ameren Corp |
| 2009-10-02 | 2009-07-31 | N-CSR | Usaa Mutual Funds Trust - Growth Fund | Multi-Cap Growth | 1,000 | New Holding | 1,000 | 100 % | $24,520 | $25,280 | $760 | 3.09 % | $760 | | | | | | News Article | History of Usaa Mutual Funds Trust - Growth Fund Ownership Of Ameren Corp |
| 2009-10-02 | 2009-07-31 | N-CSR | Usaa Mutual Funds Trust - Value Fund | Multi-Cap Value | | Sold All | -55,300 | -100 % | | | | 3.09 % | $-42,028 | | | | | | News Article | History of Usaa Mutual Funds Trust - Value Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Aim Equity Funds - Aim Diversified Dividend Fund | Large-Cap Core | | Sold All | -291,800 | -100 % | | | | -2.09 % | $157,572 | | | | | | News Article | History of Aim Equity Funds - Aim Diversified Dividend Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | American Independence Funds Trust - Fusion Fund | No Data | | Sold All | -1,534 | -100 % | | | | -2.09 % | $828 | | | | | | News Article | History of American Independence Funds Trust - Fusion Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Dfa Investment Dimensions Group Inc - International Core Equity Portfolio | International Small-Mid-Cap Value | 87,852 | Added More | 51,361 | 140.74 % | $2,268,339 | $2,220,899 | $-47,440 | -2.09 % | $-27,735 | | | | | | News Article | History of Dfa Investment Dimensions Group Inc - International Core Equity Portfolio Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Dfa Investment Dimensions Group Inc - Us Sustainability Core 1 Portfolio | No Data | 1,050 | New Holding | 1,050 | 100 % | $27,111 | $26,544 | $-567 | -2.09 % | $-567 | | | | | | News Article | History of Dfa Investment Dimensions Group Inc - Us Sustainability Core 1 Portfolio Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Dfa Investment Trust Co - Global Large Company Series | Large-Cap Core | 79,730 | Added More | 291 | 0.36 % | $2,058,629 | $2,015,574 | $-43,054 | -2.09 % | $-157 | | | | | | News Article | History of Dfa Investment Trust Co - Global Large Company Series Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Eclipse Funds Inc - Mainstay S And P 500 Index Fund | S&P 500 Index | 26,872 | New Holding | 26,872 | 100 % | $693,835 | $679,324 | $-14,511 | -2.09 % | $-14,511 | | | | | | News Article | History of Eclipse Funds Inc - Mainstay S And P 500 Index Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Fidelity Commonwealth Trust - Spartan 500 Index Fund | S&P 500 Index | 307,587 | Added More | 12,808 | 4.34 % | $7,941,896 | $7,775,799 | $-166,097 | -2.09 % | $-6,916 | | | | | | News Article | History of Fidelity Commonwealth Trust - Spartan 500 Index Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | First American Investment Funds Inc - Equity Index Fund | S&P 500 Index | 21,675 | New Holding | 21,675 | 100 % | $559,649 | $547,944 | $-11,705 | -2.09 % | $-11,705 | | | | | | News Article | History of First American Investment Funds Inc - Equity Index Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | First American Investment Funds Inc - Large Cap Value Fund | Large-Cap Value | 4,197 | New Holding | 4,197 | 100 % | $108,367 | $106,100 | $-2,266 | -2.09 % | $-2,266 | | | | | | News Article | History of First American Investment Funds Inc - Large Cap Value Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | First American Investment Funds Inc - Quantitative Large Cap Core Fund | Large-Cap Core | 17,536 | New Holding | 17,536 | 100 % | $452,780 | $443,310 | $-9,469 | -2.09 % | $-9,469 | | | | | | News Article | History of First American Investment Funds Inc - Quantitative Large Cap Core Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | First American Investment Funds Inc - Quantitative Large Cap Growth Fund | Large-Cap Core | 65 | New Holding | 65 | 100 % | $1,678 | $1,643 | $-35 | -2.09 % | $-35 | | | | | | News Article | History of First American Investment Funds Inc - Quantitative Large Cap Growth Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Hartford Mutual Funds Incct - The Hartford Global Enhanced Dividend Fund | No Data | 2 | No Compare | | | $52 | $51 | $-1 | -2.09 % | | | | | | | News Article | History of Hartford Mutual Funds Incct - The Hartford Global Enhanced Dividend Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Ishares Trust - Ishares Morningstar Mid Value Index Fund | Mid-Cap Value | 26,166 | Added More | 825 | 3.25 % | $675,606 | $661,476 | $-14,130 | -2.09 % | $-446 | | | | | | News Article | History of Ishares Trust - Ishares Morningstar Mid Value Index Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-CSR | Janus Investment Fund - Intech Risk-Managed Value Fund | No Data | 4,300 | No Compare | | | $111,026 | $108,704 | $-2,322 | -2.09 % | | | | | | | News Article | History of Janus Investment Fund - Intech Risk-Managed Value Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Janus Investment Fund - Janus Fund | Large-Cap Growth | | Sold All | -10,200 | -100 % | | | | -2.09 % | $5,508 | | | | | | News Article | History of Janus Investment Fund - Janus Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Jnl Investors Series Trust - Jackson Perspective Index 5 Fund | Specialty & Misc | 177 | No Change | 0 | 0 % | $4,570 | $4,475 | $-96 | -2.09 % | $0 | | | | | | News Article | History of Jnl Investors Series Trust - Jackson Perspective Index 5 Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Mainstay Funds - Mainstay Equity Index Fund | Specialty & Misc | 5,329 | Sold Some | -262 | -4.68 % | $137,595 | $134,717 | $-2,878 | -2.09 % | $141 | | | | | | News Article | History of Mainstay Funds - Mainstay Equity Index Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Mainstay Funds - Mainstay Mid Cap Value Fund | Mid-Cap Value | 70,257 | Added More | 1,757 | 2.56 % | $1,814,036 | $1,776,097 | $-37,939 | -2.09 % | $-949 | | | | | | News Article | History of Mainstay Funds - Mainstay Mid Cap Value Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Mainstay Funds - S000010077 | No Data | | Sold All | -68,500 | -100 % | | | | -2.09 % | $36,990 | | | | | | News Article | History of Mainstay Funds - S000010077 Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Russell Investment Co - Diversified Equity Fund | No Data | 59,200 | New Holding | 59,200 | 100 % | $1,528,544 | $1,496,576 | $-31,968 | -2.09 % | $-31,968 | | | | | | News Article | History of Russell Investment Co - Diversified Equity Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Van Kampen Trust Ii - Global Tactical Asset Allocation Fund | No Data | 100 | New Holding | 100 | 100 % | $2,582 | $2,528 | $-54 | -2.09 % | $-54 | | | | | | News Article | History of Van Kampen Trust Ii - Global Tactical Asset Allocation Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Vanguard International Equity Index Funds - Vanguard Total World Stock Index Fund | No Data | 3,700 | No Change | 0 | 0 % | $95,534 | $93,536 | $-1,998 | -2.09 % | $0 | | | | | | News Article | History of Vanguard International Equity Index Funds - Vanguard Total World Stock Index Fund Ownership Of Ameren Corp |
| 2009-09-29 | 2009-07-31 | N-Q | Wells Fargo Funds Trust - Mid Cap Disciplined Fund | Mid-Cap Core | 210,000 | New Holding | 210,000 | 100 % | $5,422,200 | $5,308,800 | $-113,400 | -2.09 % | $-113,400 | | | | | | News Article | History of Wells Fargo Funds Trust - Mid Cap Disciplined Fund Ownership Of Ameren Corp |
| 2009-09-28 | 2009-07-31 | N-Q | American Mutual Fund Inc - American Mutual Fund Inc | Multi-Cap Value | 4,108,680 | No Change | 0 | 0 % | $105,757,423 | $103,867,430 | $-1,889,993 | -1.78 % | $0 | | | | | | News Article | History of American Mutual Fund Inc - American Mutual Fund Inc Ownership Of Ameren Corp |
| 2009-09-28 | 2009-07-31 | N-Q | Capital Income Builder Inc - Capital Income Builder Inc | Equity Income | 4,816,420 | Sold Some | -600,000 | -11.07 % | $123,974,651 | $121,759,098 | $-2,215,553 | -1.78 % | $276,000 | | | | | | News Article | History of Capital Income Builder Inc - Capital Income Builder Inc Ownership Of Ameren Corp |
| 2009-09-28 | 2009-07-31 | N-Q | Fbr Funds - Fbr Gas Utility Index Fund | Utility | 27,400 | Added More | 3,275 | 13.57 % | $705,276 | $692,672 | $-12,604 | -1.78 % | $-1,507 | | | | | | News Article | History of Fbr Funds - Fbr Gas Utility Index Fund Ownership Of Ameren Corp |
| 2009-09-28 | 2009-07-31 | N-Q | Federated Equity Funds - Federated Strategic Value Fund | Equity Income | | Sold All | -76,965 | -100 % | | | | -1.78 % | $35,404 | | | | | | News Article | History of Federated Equity Funds - Federated Strategic Value Fund Ownership Of Ameren Corp |
| 2009-09-28 | 2009-07-31 | N-Q | Massmutual Premier Funds - Massmutual Premier Balanced Fund | Mixed-Asset Target Allocation Growth | 1,400 | No Change | 0 | 0 % | $36,036 | $35,392 | $-644 | -1.78 % | $0 | | | | | | News Article | History of Massmutual Premier Funds - Massmutual Premier Balanced Fund Ownership Of Ameren Corp |
| 2009-09-28 | 2009-07-31 | N-Q | Massmutual Premier Funds - Massmutual Premier Enhanced Index Core Equity Fund | Large-Cap Core | 400 | No Change | 0 | 0 % | $10,296 | $10,112 | $-184 | -1.78 % | $0 | | | | | | News Article | History of Massmutual Premier Funds - Massmutual Premier Enhanced Index Core Equity Fund Ownership Of Ameren Corp |
| 2009-09-28 | 2009-07-31 | N-Q | Massmutual Premier Funds - Massmutual Premier Enhanced Index Value Fund | Multi-Cap Value | 13,360 | No Change | 0 | 0 % | $343,886 | $337,741 | $-6,146 | -1.78 % | $0 | | | | | | News Article | History of Massmutual Premier Funds - Massmutual Premier Enhanced Index Value Fund Ownership Of Ameren Corp |
| 2009-09-28 | 2009-07-31 | N-Q | Powershares Exchange Traded Fund Trust - Powershares Dividend Achievers Portfolio | Specialty & Misc | 10,948 | New Holding | 10,948 | 100 % | $281,802 | $276,765 | $-5,036 | -1.78 % | $-5,036 | | | | | | News Article | History of Powershares Exchange Traded Fund Trust - Powershares Dividend Achievers Portfolio Ownership Of Ameren Corp |
| 2009-09-28 | 2009-07-31 | N-Q | Schwab Capital Trust - Schwab Fundamental Us Large Company Index Fund | Large-Cap Core | 13,690 | Sold Some | -4,600 | -25.15 % | $352,381 | $346,083 | $-6,297 | -1.78 % | $2,116 | | | | | | News Article | History of Schwab Capital Trust - Schwab Fundamental Us Large Company Index Fund Ownership Of Ameren Corp |
| 2009-09-28 | 2009-07-31 | N-Q | Schwab Capital Trust - Schwab Technology Fund | Science & Tech | 200,020 | New Holding | 200,020 | 100 % | $5,148,515 | $5,056,506 | $-92,009 | -1.78 % | $-92,009 | | | | | | News Article | History of Schwab Capital Trust - Schwab Technology Fund Ownership Of Ameren Corp |
| 2009-09-28 | 2009-07-31 | N-Q | Victory Portfolios - Victory Stock Index Fund | S&P 500 Index | 805 | Sold Some | -24 | -2.89 % | $20,721 | $20,350 | $-370 | -1.78 % | $11 | | | | | | News Article | History of Victory Portfolios - Victory Stock Index Fund Ownership Of Ameren Corp |
| 2009-09-28 | 2009-07-31 | N-Q | Victory Portfolios - Victory Value Fund | Large-Cap Core | 24,000 | No Change | 0 | 0 % | $617,760 | $606,720 | $-11,040 | -1.78 % | $0 | | | | | | News Article | History of Victory Portfolios - Victory Value Fund Ownership Of Ameren Corp |
| 2009-09-25 | 2009-07-31 | N-Q | Advantage Funds Inc - Global Alpha Fund | Global Flex Port | 544 | Sold Some | -241 | -30.70 % | $13,861 | $13,752 | $-109 | -0.78 % | $48 | | | | | | News Article | History of Advantage Funds Inc - Global Alpha Fund Ownership Of Ameren Corp |
| 2009-09-25 | 2009-07-31 | N-Q | Advisors Inner Circle Fund - Lsv Conservative Core Equity Fund | Multi-Cap Value | 2,900 | New Holding | 2,900 | 100 % | $73,892 | $73,312 | $-580 | -0.78 % | $-580 | | | | | | News Article | History of Advisors Inner Circle Fund - Lsv Conservative Core Equity Fund Ownership Of Ameren Corp |
| 2009-09-25 | 2009-07-31 | N-Q | Direxion Shares Etf Trust - Direxion Daily Large Cap Bull 3x Shares | No Data | | Sold All | -7,318 | -100 % | | | | -0.78 % | $1,464 | | | | | | News Article | History of Direxion Shares Etf Trust - Direxion Daily Large Cap Bull 3x Shares Ownership Of Ameren Corp |
| 2009-09-25 | 2009-07-31 | N-Q | Direxion Shares Etf Trust - Direxion Daily Mid Cap Bull 3x Shares | No Data | 2,084 | Added More | 832 | 66.45 % | $53,100 | $52,684 | $-417 | -0.78 % | $-166 | | | | | | News Article | History of Direxion Shares Etf Trust - Direxion Daily Mid Cap Bull 3x Shares Ownership Of Ameren Corp |
| 2009-09-25 | 2009-06-30 | 13F-HR/A | Kbc Group Nv | Institution | 34,703 | Added More | 20,742 | 148.57 % | $884,232 | $877,292 | $-6,941 | -0.78 % | $-4,148 | | | | | | News Article | History of Kbc Group Nv Ownership Of Ameren Corp |
| 2009-09-25 | 2009-05-31 | N-CSR/A | Proshares Trust - Ultra Utilities Proshares | Utility | | Sold All | -12,828 | -100 % | | | | -0.78 % | $2,566 | | | | | | News Article | History of Proshares Trust - Ultra Utilities Proshares Ownership Of Ameren Corp |
| 2009-09-24 | 2009-07-31 | N-Q | Dreyfus Index Funds Inc - Dreyfus S And P 500 Index Fund | S&P 500 Index | 50,335 | No Change | 0 | 0 % | $1,275,489 | $1,272,469 | $-3,020 | -0.23 % | $0 | | | | | | News Article | History of Dreyfus Index Funds Inc - Dreyfus S And P 500 Index Fund Ownership Of Ameren Corp |
| 2009-09-24 | 2009-07-31 | N-Q | Members Mutual Funds - Mid Cap Value Fund | No Data | 5,400 | New Holding | 5,400 | 100 % | $136,836 | $136,512 | $-324 | -0.23 % | $-324 | | | | | | News Article | History of Members Mutual Funds - Mid Cap Value Fund Ownership Of Ameren Corp |
| 2009-09-24 | 2009-06-30 | 13F-HR/A | Credit Agricole S A | Institution | 214,348 | Sold Some | -14,001 | -6.13 % | $5,431,578 | $5,418,717 | $-12,861 | -0.23 % | $840 | | | | | | News Article | History of Credit Agricole S A Ownership Of Ameren Corp |
| 2009-09-23 | 2009-07-31 | N-Q | Dreman Contrarian Funds - Dreman Contrarian Mid Cap Value Fund | Mid-Cap Value | 775 | No Change | 0 | 0 % | $19,801 | $19,592 | $-209 | -1.05 % | $0 | | | | | | News Article | History of Dreman Contrarian Funds - Dreman Contrarian Mid Cap Value Fund Ownership Of Ameren Corp |
| 2009-09-23 | 2009-07-31 | N-Q | Ing Mayflower Trust - Ing International Value Fund | Multi-Cap Value | | Sold All | -48,525 | -100 % | | | | -1.05 % | $13,102 | | | | | | News Article | History of Ing Mayflower Trust - Ing International Value Fund Ownership Of Ameren Corp |
| 2009-09-23 | 2009-07-31 | N-Q | Ing Mutual Funds - Ing Global Value Choice Fund | Global Large-Cap Growth | 61,700 | Added More | 13,175 | 27.15 % | $1,576,435 | $1,559,776 | $-16,659 | -1.05 % | $-3,557 | | | | | | News Article | History of Ing Mutual Funds - Ing Global Value Choice Fund Ownership Of Ameren Corp |
| 2009-09-22 | 2009-07-31 | N-Q | Dreyfuslaurel Funds Inc - Tax Managed Growth Fund | Large-Cap Core | 19,212 | New Holding | 19,212 | 100 % | $491,443 | $485,679 | $-5,764 | -1.17 % | $-5,764 | | | | | | News Article | History of Dreyfuslaurel Funds Inc - Tax Managed Growth Fund Ownership Of Ameren Corp |
| 2009-09-17 | 2009-07-31 | N-Q | Rydex Etf Trust - Russell Top 50 Etf | Specialty & Misc | 3,130 | New Holding | 3,130 | 100 % | $81,224 | $79,126 | $-2,097 | -2.58 % | $-2,097 | | | | | | News Article | History of Rydex Etf Trust - Russell Top 50 Etf Ownership Of Ameren Corp |
| 2009-09-17 | 2009-07-31 | N-Q | Rydex Etf Trust - S And P Equal Weight Etf | Specialty & Misc | 106,871 | Added More | 101,171 | 1774.92 % | $2,773,302 | $2,701,699 | $-71,604 | -2.58 % | $-67,785 | | | | | | News Article | History of Rydex Etf Trust - S And P Equal Weight Etf Ownership Of Ameren Corp |
| 2009-09-15 | 2009-03-31 | 13F-HR/A | Highbridge Capital Management Llc | Institution | 537,648 | New Holding | 537,648 | 100 % | $13,978,848 | $13,591,741 | $-387,107 | -2.76 % | $-387,107 | | | | | | News Article | History of Highbridge Capital Management Llc Ownership Of Ameren Corp |
| 2009-09-11 | 2009-06-30 | 13F-HR/A | Barclays Global Investors Uk Holdings Ltd | Institution | 8,479,162 | Added More | 109,668 | 1.31 % | $215,794,673 | $214,353,215 | $-1,441,458 | -0.66 % | $-18,644 | | | | | | News Article | History of Barclays Global Investors Uk Holdings Ltd Ownership Of Ameren Corp |
| 2009-09-10 | 2009-06-30 | N-Q/A | Optimum Fund Trust - Optimum Large Cap Value Fund | Large-Cap Value | | Sold All | -80,800 | -100 % | | | | -0.27 % | $5,656 | | | | | | News Article | History of Optimum Fund Trust - Optimum Large Cap Value Fund Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSRS | Allianz Variable Insurance Products Trust - Azl S And P 500 Index Fund | S&P 500 Index | 10,004 | Added More | 2,537 | 33.97 % | $263,405 | $252,901 | $-10,504 | -3.98 % | $-2,664 | | | | | | News Article | History of Allianz Variable Insurance Products Trust - Azl S And P 500 Index Fund Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSRS | Barclays Global Investors Funds - Bond Index Fund | Specialty & Misc | 42,803 | No Change | 0 | 0 % | $1,127,003 | $1,082,060 | $-44,943 | -3.98 % | $0 | | | | | | News Article | History of Barclays Global Investors Funds - Bond Index Fund Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSRS | Master Investment Portfolio - S And P 500 Index Master Portfolio | S&P 500 Index | 42,803 | No Change | 0 | 0 % | $1,127,003 | $1,082,060 | $-44,943 | -3.98 % | $0 | | | | | | News Article | History of Master Investment Portfolio - S And P 500 Index Master Portfolio Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSR | Morgan Stanley Equally Weighted S And P 500 Fund - None | Specialty & Misc | 73,412 | Added More | 15,232 | 26.18 % | $1,932,938 | $1,855,855 | $-77,083 | -3.98 % | $-15,994 | | | | | | News Article | History of Morgan Stanley Equally Weighted S And P 500 Fund - None Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSRS | Morgan Stanley Select Dimensions Investment Series - Utilities Portfolio | Utility | 7,436 | Added More | 1,691 | 29.43 % | $195,790 | $187,982 | $-7,808 | -3.98 % | $-1,776 | | | | | | News Article | History of Morgan Stanley Select Dimensions Investment Series - Utilities Portfolio Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSRS | Morgan Stanley Variable Investment Series - Information Portfolio | Specialty & Misc | 2,986 | No Change | 0 | 0 % | $78,621 | $75,486 | $-3,135 | -3.98 % | $0 | | | | | | News Article | History of Morgan Stanley Variable Investment Series - Information Portfolio Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSRS | Northern Lights Fund Trust - Free Enterprise Action Fund | No Data | | Sold All | -174 | -100 % | | | | -3.98 % | $183 | | | | | | News Article | History of Northern Lights Fund Trust - Free Enterprise Action Fund Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSR | Nuveen Investment Trust - Nuveen Enhanced Mid-Cap Fund | No Data | 250 | No Change | 0 | 0 % | $6,583 | $6,320 | $-263 | -3.98 % | $0 | | | | | | News Article | History of Nuveen Investment Trust - Nuveen Enhanced Mid-Cap Fund Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSR | Revenueshares Etf Trust - Revenueshares Large Cap Fund | Large-Cap Core | 1,270 | Added More | 240 | 23.30 % | $33,439 | $32,106 | $-1,334 | -3.98 % | $-252 | | | | | | News Article | History of Revenueshares Etf Trust - Revenueshares Large Cap Fund Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSRS | Rydex Series Funds - Banking Fund | Financial Services | 5,124 | Added More | 229 | 4.67 % | $134,915 | $129,535 | $-5,380 | -3.98 % | $-240 | | | | | | News Article | History of Rydex Series Funds - Banking Fund Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSRS | Rydex Variable Trust - Biotechnology Fund | Health/Biotech | 2,124 | Sold Some | -385 | -15.34 % | $55,925 | $53,695 | $-2,230 | -3.98 % | $404 | | | | | | News Article | History of Rydex Variable Trust - Biotechnology Fund Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSRS | Rydex Variable Trust - Nova Fund | Specialty & Misc | 756 | Added More | 186 | 32.63 % | $19,905 | $19,112 | $-794 | -3.98 % | $-195 | | | | | | News Article | History of Rydex Variable Trust - Nova Fund Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSRS | Rydex Variable Trust - Utilities Fund | Utility | 13,081 | Sold Some | -173 | -1.30 % | $344,423 | $330,688 | $-13,735 | -3.98 % | $182 | | | | | | News Article | History of Rydex Variable Trust - Utilities Fund Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSRS | Summit Mutual Funds Inc - Balanced Index Portfolio | Flexible Portfolio | 240 | No Change | 0 | 0 % | $6,319 | $6,067 | $-252 | -3.98 % | $0 | | | | | | News Article | History of Summit Mutual Funds Inc - Balanced Index Portfolio Ownership Of Ameren Corp |
| 2009-09-08 | 2009-06-30 | N-CSRS | Summit Mutual Funds Inc - Zenith Portfolio | Specialty & Misc | 5,523 | Sold Some | -194 | -3.39 % | $145,421 | $139,621 | $-5,799 | -3.98 % | $204 | | | | | | News Article | History of Summit Mutual Funds Inc - Zenith Portfolio Ownership Of Ameren Corp |
| 2009-09-04 | 2009-08-17 | N-CSR | John Hancock Trust - 500 Index Trust | S&P 500 Index | 131,466 | New Holding | 131,466 | 100 % | $3,535,121 | $3,323,460 | $-211,660 | -5.98 % | $-211,660 | | | | | | News Article | History of John Hancock Trust - 500 Index Trust Ownership Of Ameren Corp |
| 2009-09-04 | 2009-08-17 | N-CSR | John Hancock Trust - Core Allocation Plus Trust | No Data | 11,700 | New Holding | 11,700 | 100 % | $314,613 | $295,776 | $-18,837 | -5.98 % | $-18,837 | | | | | | News Article | History of John Hancock Trust - Core Allocation Plus Trust Ownership Of Ameren Corp |
| 2009-09-04 | 2009-08-17 | N-CSR | John Hancock Trust - Mid Value Trust | Mid-Cap Value | 167,313 | New Holding | 167,313 | 100 % | $4,499,047 | $4,229,673 | $-269,374 | -5.98 % | $-269,374 | | | | | | News Article | History of John Hancock Trust - Mid Value Trust Ownership Of Ameren Corp |
| 2009-09-04 | 2009-08-17 | N-CSR | John Hancock Trust - Total Stock Market Index Trust | Specialty & Misc | 5,787 | New Holding | 5,787 | 100 % | $155,612 | $146,295 | $-9,317 | -5.98 % | $-9,317 | | | | | | News Article | History of John Hancock Trust - Total Stock Market Index Trust Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Advanced Series Trust - Ast Advanced Strategies Portfolio | Specialty & Misc | | Sold All | -2,100 | -100 % | | | | -5.98 % | $3,381 | | | | | | News Article | History of Advanced Series Trust - Ast Advanced Strategies Portfolio Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Advanced Series Trust - Ast Pimco Total Return Bond Portfolio | Specialty & Misc | | Sold All | -4,600 | -100 % | | | | -5.98 % | $7,406 | | | | | | News Article | History of Advanced Series Trust - Ast Pimco Total Return Bond Portfolio Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Advanced Series Trust - Ast Western Asset Core Plus Bond Portfolio | No Data | | Sold All | -4,600 | -100 % | | | | -5.98 % | $7,406 | | | | | | News Article | History of Advanced Series Trust - Ast Western Asset Core Plus Bond Portfolio Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Axa Premier Vip Trust - Multimanager Small Cap Value Portfolio | Small-Cap Value | 242,100 | Added More | 107,900 | 80.40 % | $6,510,069 | $6,120,288 | $-389,781 | -5.98 % | $-173,719 | | | | | | News Article | History of Axa Premier Vip Trust - Multimanager Small Cap Value Portfolio Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Eq Advisors Trust - Eqalliancebernstein Value Portfolio | Multi-Cap Value | 353,282 | Added More | 30,373 | 9.40 % | $9,499,753 | $8,930,969 | $-568,784 | -5.98 % | $-48,901 | | | | | | News Article | History of Eq Advisors Trust - Eqalliancebernstein Value Portfolio Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Eq Advisors Trust - Eqbond Index Portfolio | Specialty & Misc | 88,700 | New Holding | 88,700 | 100 % | $2,385,143 | $2,242,336 | $-142,807 | -5.98 % | $-142,807 | | | | | | News Article | History of Eq Advisors Trust - Eqbond Index Portfolio Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Eq Advisors Trust - Eqequity 500 Index Portfolio | S&P 500 Index | 61,250 | Added More | 1,300 | 2.16 % | $1,647,013 | $1,548,400 | $-98,613 | -5.98 % | $-2,093 | | | | | | News Article | History of Eq Advisors Trust - Eqequity 500 Index Portfolio Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Eq Advisors Trust - Eqinternational Growth Portfolio | Multi-Cap Growth | 3,700 | New Holding | 3,700 | 100 % | $99,493 | $93,536 | $-5,957 | -5.98 % | $-5,957 | | | | | | News Article | History of Eq Advisors Trust - Eqinternational Growth Portfolio Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Eq Advisors Trust - Eqmutual Shares Portfolio | Specialty & Misc | 7,800 | New Holding | 7,800 | 100 % | $209,742 | $197,184 | $-12,558 | -5.98 % | $-12,558 | | | | | | News Article | History of Eq Advisors Trust - Eqmutual Shares Portfolio Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Eq Advisors Trust - Eqtcw Equity Portfolio | Specialty & Misc | 17,421 | New Holding | 17,421 | 100 % | $468,451 | $440,403 | $-28,048 | -5.98 % | $-28,048 | | | | | | News Article | History of Eq Advisors Trust - Eqtcw Equity Portfolio Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | First Trust Exchange Traded Fund - First Trust Value Line Equity Allocation Index Fund | Multi-Cap Value | | Sold All | -1,863 | -100 % | | | | -5.98 % | $2,999 | | | | | | News Article | History of First Trust Exchange Traded Fund - First Trust Value Line Equity Allocation Index Fund Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Guidestone Funds - Capital Opportunities | Multi-Cap Core | | Sold All | -9,200 | -100 % | | | | -5.98 % | $14,812 | | | | | | News Article | History of Guidestone Funds - Capital Opportunities Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Hartford Series Fund Inc - Hartford Index Hls Fund | Specialty & Misc | 22 | No Change | 0 | 0 % | $592 | $556 | $-35 | -5.98 % | $0 | | | | | | News Article | History of Hartford Series Fund Inc - Hartford Index Hls Fund Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Homestead Funds Inc - Stock Index Fund | Specialty & Misc | | Sold All | -43,960 | -100 % | | | | -5.98 % | $70,776 | | | | | | News Article | History of Homestead Funds Inc - Stock Index Fund Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Homestead Funds Inc - Value Fund | Multi-Cap Value | 42,803 | No Change | 0 | 0 % | $1,150,973 | $1,082,060 | $-68,913 | -5.98 % | $0 | | | | | | News Article | History of Homestead Funds Inc - Value Fund Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Massmutual Select Funds - Massmutual Select Indexed Equity Fund | S&P 500 Index | 37,042 | Added More | 800 | 2.20 % | $996,059 | $936,422 | $-59,638 | -5.98 % | $-1,288 | | | | | | News Article | History of Massmutual Select Funds - Massmutual Select Indexed Equity Fund Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS/A | Metropolitan Series Fund Inc - Blackrock Large Cap Value Portfolio | Large-Cap Value | 430,000 | New Holding | 430,000 | 100 % | $11,562,700 | $10,870,400 | $-692,300 | -5.98 % | $-692,300 | | | | | | News Article | History of Metropolitan Series Fund Inc - Blackrock Large Cap Value Portfolio Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Profunds - Bull Profund | Large-Cap Core | 2,724 | Sold Some | -1,308 | -32.44 % | $73,248 | $68,863 | $-4,386 | -5.98 % | $2,106 | | | | | | News Article | History of Profunds - Bull Profund Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Profunds - Profund Vp Bull | Specialty & Misc | 4,095 | Added More | 2,418 | 144.18 % | $110,115 | $103,522 | $-6,593 | -5.98 % | $-3,893 | | | | | | News Article | History of Profunds - Profund Vp Bull Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Profunds - Profund Vp Ultrabull | Specialty & Misc | 858 | Added More | 546 | 175.00 % | $23,072 | $21,690 | $-1,381 | -5.98 % | $-879 | | | | | | News Article | History of Profunds - Profund Vp Ultrabull Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Profunds - Profund Vp Utilities | Utility | 29,928 | Added More | 16,362 | 120.61 % | $804,764 | $756,580 | $-48,184 | -5.98 % | $-26,343 | | | | | | News Article | History of Profunds - Profund Vp Utilities Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Prudential Series Fund - Flexible Managed Portfolio | Specialty & Misc | | Sold All | -81,200 | -100 % | | | | -5.98 % | $130,732 | | | | | | News Article | History of Prudential Series Fund - Flexible Managed Portfolio Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Sun Capital Advisers Trust - Sc Goldman Sachs Mid Cap Value Fund | No Data | 97,975 | New Holding | 97,975 | 100 % | $2,634,548 | $2,476,808 | $-157,740 | -5.98 % | $-157,740 | | | | | | News Article | History of Sun Capital Advisers Trust - Sc Goldman Sachs Mid Cap Value Fund Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Vanguard Institutional Index Funds - Vanguard Institutional Index Fund | Specialty & Misc | 1,647,904 | Added More | 48,862 | 3.05 % | $44,312,139 | $41,659,013 | $-2,653,125 | -5.98 % | $-78,668 | | | | | | News Article | History of Vanguard Institutional Index Funds - Vanguard Institutional Index Fund Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-30 | N-CSRS | Vanguard Variable Insurance Funds - Equity Index Portfolio | Specialty & Misc | 42,111 | Added More | 300 | 0.71 % | $1,132,365 | $1,064,566 | $-67,799 | -5.98 % | $-483 | | | | | | News Article | History of Vanguard Variable Insurance Funds - Equity Index Portfolio Ownership Of Ameren Corp |
| 2009-09-04 | 2009-06-10 | N-CSRS | Jpmorgan Insurance Trust - Jpmorgan Insurance Trust Equity Index Portfolio | Specialty & Misc | 1,968 | Sold Some | -4 | -0.20 % | $52,920 | $49,751 | $-3,168 | -5.98 % | $6 | | | | | | News Article | History of Jpmorgan Insurance Trust - Jpmorgan Insurance Trust Equity Index Portfolio Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Advantus Series Fund Inc - Index 500 Portfolio | No Data | | Sold All | -9,383 | -100 % | | | | -5.84 % | $14,731 | | | | | | News Article | History of Advantus Series Fund Inc - Index 500 Portfolio Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Ing Investors Trust - Ing Franklin Income Portfolio | Equity Income | 125,000 | No Change | 0 | 0 % | $3,356,250 | $3,160,000 | $-196,250 | -5.84 % | $0 | | | | | | News Article | History of Ing Investors Trust - Ing Franklin Income Portfolio Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Ing Investors Trust - Ing Stock Index Portfolio | Specialty & Misc | 17,409 | Added More | 7,500 | 75.68 % | $467,432 | $440,100 | $-27,332 | -5.84 % | $-11,775 | | | | | | News Article | History of Ing Investors Trust - Ing Stock Index Portfolio Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Ing Partners Inc - Ing American Century Large Company Value Portfolio | Large-Cap Value | | Sold All | -8,200 | -100 % | | | | -5.84 % | $12,874 | | | | | | News Article | History of Ing Partners Inc - Ing American Century Large Company Value Portfolio Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Ing Variable Portfolios Inc - Ing International Index Portfolio | No Data | 30,650 | New Holding | 30,650 | 100 % | $822,953 | $774,832 | $-48,121 | -5.84 % | $-48,121 | | | | | | News Article | History of Ing Variable Portfolios Inc - Ing International Index Portfolio Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Mainstay Vp Series Fund Inc - Vp Mid Cap Value Portfolio | Mid-Cap Value | | Sold All | -128,600 | -100 % | | | | -5.84 % | $201,902 | | | | | | News Article | History of Mainstay Vp Series Fund Inc - Vp Mid Cap Value Portfolio Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Mainstay Vp Series Fund Inc - Vp Value Portfolio | Multi-Cap Value | | Sold All | -20,218 | -100 % | | | | -5.84 % | $31,742 | | | | | | News Article | History of Mainstay Vp Series Fund Inc - Vp Value Portfolio Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Mml Series Investment Fund - Mml Equity Index | Specialty & Misc | 6,381 | No Change | 0 | 0 % | $171,330 | $161,312 | $-10,018 | -5.84 % | $0 | | | | | | News Article | History of Mml Series Investment Fund - Mml Equity Index Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Mml Series Investment Fund - Mml Mid Cap Value Fund | Mid-Cap Value | | Sold All | -85,300 | -100 % | | | | -5.84 % | $133,921 | | | | | | News Article | History of Mml Series Investment Fund - Mml Mid Cap Value Fund Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Mml Series Investment Fund Ii - Mml Blend Fund | Specialty & Misc | 6,300 | Sold Some | -2,600 | -29.21 % | $169,155 | $159,264 | $-9,891 | -5.84 % | $4,082 | | | | | | News Article | History of Mml Series Investment Fund Ii - Mml Blend Fund Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Mml Series Investment Fund Ii - Mml Enhanced Index Core Equity Fund | Multi-Cap Core | 400 | No Change | 0 | 0 % | $10,740 | $10,112 | $-628 | -5.84 % | $0 | | | | | | News Article | History of Mml Series Investment Fund Ii - Mml Enhanced Index Core Equity Fund Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Northwestern Mutual Series Fund Inc - Balanced Portfolio | Flexible Portfolio | | Sold All | -20,725 | -100 % | | | | -5.84 % | $32,538 | | | | | | News Article | History of Northwestern Mutual Series Fund Inc - Balanced Portfolio Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Ohio National Fund Inc - Equity Portfolio | Specialty & Misc | 3,200 | New Holding | 3,200 | 100 % | $85,920 | $80,896 | $-5,024 | -5.84 % | $-5,024 | | | | | | News Article | History of Ohio National Fund Inc - Equity Portfolio Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Pacific Select Fund - Equity Index Portfolio | No Data | | Sold All | -46,900 | -100 % | | | | -5.84 % | $73,633 | | | | | | News Article | History of Pacific Select Fund - Equity Index Portfolio Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSRS | Pacific Select Fund - Pd Large-Cap Value Index Portfolio | No Data | 619 | No Compare | | | $16,620 | $15,648 | $-972 | -5.84 % | | | | | | | News Article | History of Pacific Select Fund - Pd Large-Cap Value Index Portfolio Ownership Of Ameren Corp |
| 2009-09-03 | 2009-06-30 | N-CSR | Streettracks Series Trust - Spdr Dividend Etf | Specialty & Misc | 8,816 | Added More | 692 | 8.51 % | $236,710 | $222,868 | $-13,841 | -5.84 % | $-1,086 | | | | | | News Article | History of Streettracks Series Trust - Spdr Dividend Etf Ownership Of Ameren Corp |
| 2009-09-02 | 2009-06-30 | N-CSRS | Dws Equity 500 Index Portfolio - Dws Equity 500 Index Portfolio | S&P 500 Index | 53,419 | Sold Some | -2,000 | -3.60 % | $1,421,480 | $1,350,432 | $-71,047 | -4.99 % | $2,660 | | | | | | News Article | History of Dws Equity 500 Index Portfolio - Dws Equity 500 Index Portfolio Ownership Of Ameren Corp |
| 2009-09-02 | 2009-06-30 | N-CSRS | Dws Institutional Funds - Dws Equity 500 Index Fund | S&P 500 Index | 53,419 | Sold Some | -2,000 | -3.60 % | $1,421,480 | $1,350,432 | $-71,047 | -4.99 % | $2,660 | | | | | | News Article | History of Dws Institutional Funds - Dws Equity 500 Index Fund Ownership Of Ameren Corp |
| 2009-09-02 | 2009-06-30 | N-CSRS | Legg Mason Partners Equity Trust - Legg Mason Partners S And P 500 Index Fund | S&P 500 Index | 6,473 | New Holding | 6,473 | 100 % | $172,247 | $163,637 | $-8,609 | -4.99 % | $-8,609 | | | | | | News Article | History of Legg Mason Partners Equity Trust - Legg Mason Partners S And P 500 Index Fund Ownership Of Ameren Corp |
| 2009-09-02 | 2009-06-30 | N-CSRS | Schwab Capital Trust - Schwab Technology Fund | Science & Tech | | Sold All | -189,020 | -100 % | | | | -4.99 % | $251,397 | | | | | | News Article | History of Schwab Capital Trust - Schwab Technology Fund Ownership Of Ameren Corp |
| 2009-09-01 | 2009-06-30 | 13F-HR/A | Amvescap Plc | Institution | 55,975 | Sold Some | -262,569 | -82.42 % | $1,510,765 | $1,415,048 | $-95,717 | -6.33 % | $448,993 | | | | | | News Article | History of Amvescap Plc Ownership Of Ameren Corp |
| 2009-09-01 | 2009-06-30 | 13F-HR/A | Fmr Corp | Institution | 126,007 | Sold Some | -2,813,006 | -95.71 % | $3,400,929 | $3,185,457 | $-215,472 | -6.33 % | $4,810,240 | | | | | | News Article | History of Fmr Corp Ownership Of Ameren Corp |
| 2009-09-01 | 2009-06-30 | N-CSR | Hussman Investment Trust - Hussman Strategic Total Return Fund | Specialty & Misc | 200,000 | No Change | 0 | 0 % | $5,398,000 | $5,056,000 | $-342,000 | -6.33 % | $0 | | | | | | News Article | History of Hussman Investment Trust - Hussman Strategic Total Return Fund Ownership Of Ameren Corp |
| 2009-09-01 | 2009-06-30 | N-CSR | Munder Series Trust - Munder Index 500 Fund | S&P 500 Index | 7,743 | No Change | 0 | 0 % | $208,984 | $195,743 | $-13,241 | -6.33 % | $0 | | | | | | News Article | History of Munder Series Trust - Munder Index 500 Fund Ownership Of Ameren Corp |
| 2009-09-01 | 2009-06-30 | N-CSRS | Rs Variable Products Trust - Rs Partners Vip Series | Specialty & Misc | 8,230 | New Holding | 8,230 | 100 % | $222,128 | $208,054 | $-14,073 | -6.33 % | $-14,073 | | | | | | News Article | History of Rs Variable Products Trust - Rs Partners Vip Series Ownership Of Ameren Corp |
| 2009-09-01 | 2009-06-30 | N-Q/A | Rydex Series Funds - Nova Fund | Large-Cap Core | 1,280 | Sold Some | -50 | -3.75 % | $34,547 | $32,358 | $-2,189 | -6.33 % | $86 | | | | | | News Article | History of Rydex Series Funds - Nova Fund Ownership Of Ameren Corp |
| 2009-09-01 | 2009-06-30 | N-Q/A | Rydex Series Funds - Utilities Fund | Utility | 17,395 | Added More | 3,824 | 28.17 % | $469,491 | $439,746 | $-29,745 | -6.33 % | $-6,539 | | | | | | News Article | History of Rydex Series Funds - Utilities Fund Ownership Of Ameren Corp |
| 2009-09-01 | 2009-06-30 | N-CSRS | State Street Institutional Investment Trust - State Street Equity 500 Index Fund | S&P 500 Index | 45,460 | Added More | 4,400 | 10.71 % | $1,226,965 | $1,149,229 | $-77,737 | -6.33 % | $-7,524 | | | | | | News Article | History of State Street Institutional Investment Trust - State Street Equity 500 Index Fund Ownership Of Ameren Corp |
| 2009-09-01 | 2009-06-30 | N-CSRS | State Street Master Funds - State Street Equity 500 Index Portfolio | S&P 500 Index | 45,460 | Added More | 4,400 | 10.71 % | $1,226,965 | $1,149,229 | $-77,737 | -6.33 % | $-7,524 | | | | | | News Article | History of State Street Master Funds - State Street Equity 500 Index Portfolio Ownership Of Ameren Corp |
| 2009-09-01 | 2008-12-31 | N-CSRS | Wells Fargo Variable Trust - Vt Asset Allocation Fund | Specialty & Misc | 1,624 | Sold Some | -399 | -19.72 % | $43,832 | $41,055 | $-2,777 | -6.33 % | $682 | | | | | | News Article | History of Wells Fargo Variable Trust - Vt Asset Allocation Fund Ownership Of Ameren Corp |
| 2009-09-01 | 2008-12-31 | N-CSRS | Wells Fargo Variable Trust - Vt Asset Allocation Fund | Specialty & Misc | 1,803 | Sold Some | -220 | -10.87 % | $48,663 | $45,580 | $-3,083 | -6.33 % | $376 | | | | | | News Article | History of Wells Fargo Variable Trust - Vt Asset Allocation Fund Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-Q | Afba 5star Fund Inc - Afba 5star Mid Cap Fund | Mid-Cap Core | 6,700 | No Compare | | | $180,699 | $169,376 | $-11,323 | -6.26 % | | | | | | | News Article | History of Afba 5star Fund Inc - Afba 5star Mid Cap Fund Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-CSRS | Bb And T Funds - Equity Index Fund | S&P 500 Index | 42,803 | No Change | 0 | 0 % | $1,154,397 | $1,082,060 | $-72,337 | -6.26 % | $0 | | | | | | News Article | History of Bb And T Funds - Equity Index Fund Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-Q | Dryden Index Series Fund - Dryden Stock Index Fund | Specialty & Misc | 21,669 | New Holding | 21,669 | 100 % | $584,413 | $547,792 | $-36,621 | -6.26 % | $-36,621 | | | | | | News Article | History of Dryden Index Series Fund - Dryden Stock Index Fund Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-Q | Fidelity Central Investment Portfolios Llc - Fidelity Utilities | Utility | | Sold All | -197,000 | -100 % | | | | -6.26 % | $332,930 | | | | | | News Article | History of Fidelity Central Investment Portfolios Llc - Fidelity Utilities Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-Q | Sei Institutional Managed Trust - Large Cap Diversified Alpha Fund | Large-Cap Core | 22,100 | Added More | 6,500 | 41.66 % | $596,037 | $558,688 | $-37,349 | -6.26 % | $-10,985 | | | | | | News Article | History of Sei Institutional Managed Trust - Large Cap Diversified Alpha Fund Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-Q | Sei Institutional Managed Trust - Large Cap Growth Fund | Large-Cap Growth | | Sold All | -49,700 | -100 % | | | | -6.26 % | $83,993 | | | | | | News Article | History of Sei Institutional Managed Trust - Large Cap Growth Fund Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-Q | Sei Institutional Managed Trust - Large Cap Value Fund | Large-Cap Value | 102,300 | Sold Some | -9,400 | -8.41 % | $2,759,031 | $2,586,144 | $-172,887 | -6.26 % | $15,886 | | | | | | News Article | History of Sei Institutional Managed Trust - Large Cap Value Fund Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-Q/A | Select Sector Spdr Trust - Utilities Select Sector Spdr Fund | Utility | 1,299,276 | Sold Some | -187,074 | -12.58 % | $35,041,474 | $32,845,697 | $-2,195,776 | -6.26 % | $316,155 | | | | | | News Article | History of Select Sector Spdr Trust - Utilities Select Sector Spdr Fund Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-Q | Streettracks Index Shares Funds - Spdr Ftsemacquarie Global Infrastructure 100 Etf | Global Flex Port | 13,431 | Added More | 100 | 0.75 % | $362,234 | $339,536 | $-22,698 | -6.26 % | $-169 | | | | | | News Article | History of Streettracks Index Shares Funds - Spdr Ftsemacquarie Global Infrastructure 100 Etf Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-CSRS | Tiaa Cref Life Fund - Stock Index Fund | Specialty & Misc | 2,537 | No Change | 0 | 0 % | $68,423 | $64,135 | $-4,288 | -6.26 % | $0 | | | | | | News Article | History of Tiaa Cref Life Fund - Stock Index Fund Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-CSRS | Ultra Series Fund - Mid Cap Value Fund | No Data | 24,600 | New Holding | 24,600 | 100 % | $663,462 | $621,888 | $-41,574 | -6.26 % | $-41,574 | | | | | | News Article | History of Ultra Series Fund - Mid Cap Value Fund Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-CSRS | Usaa Mutual Funds Trust - Value Fund | Multi-Cap Value | 55,300 | New Holding | 55,300 | 100 % | $1,491,441 | $1,397,984 | $-93,457 | -6.26 % | $-93,457 | | | | | | News Article | History of Usaa Mutual Funds Trust - Value Fund Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-Q | Wisdomtree Trust - Wisdomtree Diefa Fund | Specialty & Misc | 21,177 | Added More | 2,134 | 11.20 % | $571,144 | $535,355 | $-35,789 | -6.26 % | $-3,606 | | | | | | News Article | History of Wisdomtree Trust - Wisdomtree Diefa Fund Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-Q | Wisdomtree Trust - Wisdomtree Largecap Dividend Fund | Large-Cap Core | 26,096 | Added More | 894 | 3.54 % | $703,809 | $659,707 | $-44,102 | -6.26 % | $-1,511 | | | | | | News Article | History of Wisdomtree Trust - Wisdomtree Largecap Dividend Fund Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-Q | Wisdomtree Trust - Wisdomtree Total Dividend Fund | Specialty & Misc | 87,857 | Added More | 81,613 | 1307.06 % | $2,369,503 | $2,221,025 | $-148,478 | -6.26 % | $-137,926 | | | | | | News Article | History of Wisdomtree Trust - Wisdomtree Total Dividend Fund Ownership Of Ameren Corp |
| 2009-08-31 | 2009-06-30 | N-Q | Wisdomtree Trust - Wisdomtree Total Earnings Fund | Specialty & Misc | 470 | Added More | 37 | 8.54 % | $12,676 | $11,882 | $-794 | -6.26 % | $-63 | | | | | | News Article | History of Wisdomtree Trust - Wisdomtree Total Earnings Fund Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-CSR | Allianz Funds - Nacm International | International Multi-Cap Core | 317,400 | New Holding | 317,400 | 100 % | $8,750,718 | $8,023,872 | $-726,846 | -8.30 % | $-726,846 | | | | | | News Article | History of Allianz Funds - Nacm International Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-CSR | Allianz Funds - Nfj Dividend Value | Equity Income | 3,700,000 | No Change | 0 | 0 % | $102,009,000 | $93,536,000 | $-8,473,000 | -8.30 % | $0 | | | | | | News Article | History of Allianz Funds - Nfj Dividend Value Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-Q | American Century Capital Portfolios Inc - Mid Cap Value Fund | Multi-Cap Value | | Sold All | -129,900 | -100 % | | | | -8.30 % | $297,471 | | | | | | News Article | History of American Century Capital Portfolios Inc - Mid Cap Value Fund Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-Q | American Century Capital Portfolios Inc - Value Fund | Multi-Cap Value | 99,210 | No Change | 0 | 0 % | $2,735,220 | $2,508,029 | $-227,191 | -8.30 % | $0 | | | | | | News Article | History of American Century Capital Portfolios Inc - Value Fund Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-CSRS | Columbia Funds Variable Insurance Trust - Columbia International Fund Variable Series | Global Flex Port | 577 | Sold Some | -20 | -3.35 % | $15,908 | $14,587 | $-1,321 | -8.30 % | $46 | | | | | | News Article | History of Columbia Funds Variable Insurance Trust - Columbia International Fund Variable Series Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-CSRS | Dws Variable Series Ii - Dws Dreman Small Mid Cap Value Vip | Mid-Cap Value | 120,100 | New Holding | 120,100 | 100 % | $3,311,157 | $3,036,128 | $-275,029 | -8.30 % | $-275,029 | | | | | | News Article | History of Dws Variable Series Ii - Dws Dreman Small Mid Cap Value Vip Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-CSRS | Eaton Vance Series Trust - Eaton Vance Tax Managed Growth Fund 1 0 | Multi-Cap Growth | | Sold All | -5,000 | -100 % | | | | -8.30 % | $11,450 | | | | | | News Article | History of Eaton Vance Series Trust - Eaton Vance Tax Managed Growth Fund 1 0 Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-CSR | First American Investment Funds Inc - International Fund | International Multi-Cap Core | | Sold All | -8,841 | -100 % | | | | -8.30 % | $20,246 | | | | | | News Article | History of First American Investment Funds Inc - International Fund Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-Q | Forum Funds - Absolute Strategies Fund | Equity Mkt Neutral Funds | 4,100 | New Holding | 4,100 | 100 % | $113,037 | $103,648 | $-9,389 | -8.30 % | $-9,389 | | | | | | News Article | History of Forum Funds - Absolute Strategies Fund Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-Q | Ishares Trust - Ishares Russell 1000 Index Fund | Specialty & Misc | 105,461 | Added More | 594 | 0.56 % | $2,907,560 | $2,666,054 | $-241,506 | -8.30 % | $-1,360 | | | | | | News Article | History of Ishares Trust - Ishares Russell 1000 Index Fund Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-Q | Ishares Trust - Ishares Russell 1000 Value Index Fund | Multi-Cap Value | 339,217 | Sold Some | -16,366 | -4.60 % | $9,352,213 | $8,575,406 | $-776,807 | -8.30 % | $37,478 | | | | | | News Article | History of Ishares Trust - Ishares Russell 1000 Value Index Fund Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-Q | Ishares Trust - Ishares Russell 3000 Index Fund | Specialty & Misc | 60,472 | Added More | 4,483 | 8.00 % | $1,667,213 | $1,528,732 | $-138,481 | -8.30 % | $-10,266 | | | | | | News Article | History of Ishares Trust - Ishares Russell 3000 Index Fund Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-Q | Ishares Trust - Ishares Russell 3000 Value Index Fund | Multi-Cap Value | 14,300 | Added More | 1 | 0.00 % | $394,251 | $361,504 | $-32,747 | -8.30 % | $-2 | | | | | | News Article | History of Ishares Trust - Ishares Russell 3000 Value Index Fund Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-Q | Ishares Trust - Ishares Russell Midcap Index Fund | Mid-Cap Core | 321,249 | Sold Some | -19,966 | -5.85 % | $8,856,835 | $8,121,175 | $-735,660 | -8.30 % | $45,722 | | | | | | News Article | History of Ishares Trust - Ishares Russell Midcap Index Fund Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-Q | Ishares Trust - Ishares Russell Midcap Value Index Fund | Mid-Cap Value | 363,801 | Sold Some | -8,096 | -2.17 % | $10,029,994 | $9,196,889 | $-833,104 | -8.30 % | $18,540 | | | | | | News Article | History of Ishares Trust - Ishares Russell Midcap Value Index Fund Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-Q | Morgan Stanley Institutional Fund Trust - Value Portfolio | Multi-Cap Value | | Sold All | -1,000 | -100 % | | | | -8.30 % | $2,290 | | | | | | News Article | History of Morgan Stanley Institutional Fund Trust - Value Portfolio Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-Q | Seasons Series Trust - Large Cap Composite Portfolio | Large-Cap Core | 186 | New Holding | 186 | 100 % | $5,128 | $4,702 | $-426 | -8.30 % | $-426 | | | | | | News Article | History of Seasons Series Trust - Large Cap Composite Portfolio Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-Q | Seasons Series Trust - Large Cap Value Portfolio | Large-Cap Value | 4,568 | New Holding | 4,568 | 100 % | $125,940 | $115,479 | $-10,461 | -8.30 % | $-10,461 | | | | | | News Article | History of Seasons Series Trust - Large Cap Value Portfolio Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-Q | Seasons Series Trust - Mid Cap Value Portfolio | Mid-Cap Value | 6,362 | New Holding | 6,362 | 100 % | $175,400 | $160,831 | $-14,569 | -8.30 % | $-14,569 | | | | | | News Article | History of Seasons Series Trust - Mid Cap Value Portfolio Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | N-CSRS | Tax Managed Growth Portfolio - Tax Managed Growth Portfolio | Multi-Cap Growth | | Sold All | -5,000 | -100 % | | | | -8.30 % | $11,450 | | | | | | News Article | History of Tax Managed Growth Portfolio - Tax Managed Growth Portfolio Ownership Of Ameren Corp |
| 2009-08-28 | 2009-06-30 | 13F-HR/A | Wells Fargo And Co | Institution | 730,726 | Added More | 179,460 | 32.55 % | $20,146,116 | $18,472,753 | $-1,673,363 | -8.30 % | $-410,963 | | | | | | News Article | History of Wells Fargo And Co Ownership Of Ameren Corp |
| 2009-08-28 | 2008-06-30 | N-Q | Vanguard Malvern Funds - Vanguard Asset Allocation Fund | Flexible Portfolio | 144,510 | Sold Some | -23,337 | -13.90 % | $3,984,141 | $3,653,213 | $-330,928 | -8.30 % | $53,442 | | | | | | News Article | History of Vanguard Malvern Funds - Vanguard Asset Allocation Fund Ownership Of Ameren Corp |
| 2009-08-28 | 2008-06-30 | N-Q | Vanguard Malvern Funds - Vanguard Asset Allocation Fund | Flexible Portfolio | 167,847 | No Change | 0 | 0 % | $4,627,542 | $4,243,172 | $-384,370 | -8.30 % | $0 | | | | | | News Article | History of Vanguard Malvern Funds - Vanguard Asset Allocation Fund Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-CSRS | American National Investment Accounts Inc - Balanced Portfolio | Flexible Portfolio | 1,900 | No Change | 0 | 0 % | $52,307 | $48,032 | $-4,275 | -8.17 % | $0 | | | | | | News Article | History of American National Investment Accounts Inc - Balanced Portfolio Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-CSRS | American National Investment Accounts Inc - Equity Income Portfolio | Equity Income | 3,088 | No Change | 0 | 0 % | $85,013 | $78,065 | $-6,948 | -8.17 % | $0 | | | | | | News Article | History of American National Investment Accounts Inc - Equity Income Portfolio Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-CSRS | American National Investment Accounts Inc - Growth Portfolio | Multi-Cap Growth | 1,778 | No Change | 0 | 0 % | $48,948 | $44,948 | $-4,001 | -8.17 % | $0 | | | | | | News Article | History of American National Investment Accounts Inc - Growth Portfolio Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-CSRS | Janus Aspen Series - Balanced Portfolio | Mixed-Asset Target Allocation Growth | 2,400 | New Holding | 2,400 | 100 % | $66,072 | $60,672 | $-5,400 | -8.17 % | $-5,400 | | | | | | News Article | History of Janus Aspen Series - Balanced Portfolio Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-CSRS | Janus Aspen Series - Growth And Income Portfolio | Multi-Cap Growth | | Sold All | -800 | -100 % | | | | -8.17 % | $1,800 | | | | | | News Article | History of Janus Aspen Series - Growth And Income Portfolio Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-CSRS | Lincoln National Aggressive Growth Fund Inc - Lvip Ssga Large Cap 100 Fund | No Data | | Sold All | -21,800 | -100 % | | | | -8.17 % | $49,050 | | | | | | News Article | History of Lincoln National Aggressive Growth Fund Inc - Lvip Ssga Large Cap 100 Fund Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-CSRS | Lincoln Variable Insurance Products Trust - Core Fund | Multi-Cap Core | | Sold All | -12,010 | -100 % | | | | -8.17 % | $27,023 | | | | | | News Article | History of Lincoln Variable Insurance Products Trust - Core Fund Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-Q | Mgi Funds - Mgi Us Large Cap Value Equity Fund | Large-Cap Value | 65,800 | New Holding | 65,800 | 100 % | $1,811,474 | $1,663,424 | $-148,050 | -8.17 % | $-148,050 | | | | | | News Article | History of Mgi Funds - Mgi Us Large Cap Value Equity Fund Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-CSRS | Russell Investment Funds - Aggressive Equity Fund | Specialty & Misc | 10,400 | Added More | 8,400 | 420.00 % | $286,312 | $262,912 | $-23,400 | -8.17 % | $-18,900 | | | | | | News Article | History of Russell Investment Funds - Aggressive Equity Fund Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-CSRS | Thrivent Series Fund Inc - Thrivent Balanced Portfolio | Flexible Portfolio | 4,600 | No Change | 0 | 0 % | $126,638 | $116,288 | $-10,350 | -8.17 % | $0 | | | | | | News Article | History of Thrivent Series Fund Inc - Thrivent Balanced Portfolio Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-CSRS | Thrivent Series Fund Inc - Thrivent Large Cap Index Portfolio | Large-Cap Core | 7,700 | Sold Some | -400 | -4.93 % | $211,981 | $194,656 | $-17,325 | -8.17 % | $900 | | | | | | News Article | History of Thrivent Series Fund Inc - Thrivent Large Cap Index Portfolio Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-Q | Tiaa Cref Institutional Mutual Funds - Enhanced Large-Cap Value Index Fund | No Data | 6,019 | Added More | 219 | 3.77 % | $165,703 | $152,160 | $-13,543 | -8.17 % | $-493 | | | | | | News Article | History of Tiaa Cref Institutional Mutual Funds - Enhanced Large-Cap Value Index Fund Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-Q | Tiaa Cref Institutional Mutual Funds - Equity Index Fund | Specialty & Misc | 46,378 | Sold Some | -35,163 | -43.12 % | $1,276,786 | $1,172,436 | $-104,351 | -8.17 % | $79,117 | | | | | | News Article | History of Tiaa Cref Institutional Mutual Funds - Equity Index Fund Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-Q | Van Kampen Equity Trust - Van Kampen Utility Fund | Utility | 62,320 | Added More | 30,957 | 98.70 % | $1,715,670 | $1,575,450 | $-140,220 | -8.17 % | $-69,653 | | | | | | News Article | History of Van Kampen Equity Trust - Van Kampen Utility Fund Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-CSRS | Van Kampen Life Investment Trust - Van Kampen Life Investment Trust Global Tactical Asset | No Data | 100 | No Compare | | | $2,753 | $2,528 | $-225 | -8.17 % | | | | | | | News Article | History of Van Kampen Life Investment Trust - Van Kampen Life Investment Trust Global Tactical Asset Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-CSRS | Vanguard Index Funds - Vanguard 500 Index Fund | S&P 500 Index | 2,047,549 | Added More | 29,301 | 1.45 % | $56,369,024 | $51,762,039 | $-4,606,985 | -8.17 % | $-65,927 | | | | | | News Article | History of Vanguard Index Funds - Vanguard 500 Index Fund Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-CSRS | Vanguard Index Funds - Vanguard Total Stock Market Index Fund | Multi-Cap Core | 1,967,387 | Added More | 62,966 | 3.30 % | $54,162,164 | $49,735,543 | $-4,426,621 | -8.17 % | $-141,674 | | | | | | News Article | History of Vanguard Index Funds - Vanguard Total Stock Market Index Fund Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-CSRS | Vanguard Index Funds - Vanguard Value Index Fund | Large-Cap Value | 437,582 | Sold Some | -16,876 | -3.71 % | $12,046,632 | $11,062,073 | $-984,560 | -8.17 % | $37,971 | | | | | | News Article | History of Vanguard Index Funds - Vanguard Value Index Fund Ownership Of Ameren Corp |
| 2009-08-27 | 2009-06-30 | N-Q | Wells Fargo Master Trust - Index Portfolio | Specialty & Misc | 44,983 | Added More | 355 | 0.79 % | $1,238,382 | $1,137,170 | $-101,212 | -8.17 % | $-799 | | | | | | News Article | History of Wells Fargo Master Trust - Index Portfolio Ownership Of Ameren Corp |
| 2009-08-27 | 2008-06-30 | N-CSRS | Vanguard Balanced Index Funds - Vanguard Balanced Index Fund | Mixed-Asset Target Allocation Growth | 79,176 | Sold Some | -1,100 | -1.37 % | $2,179,715 | $2,001,569 | $-178,146 | -8.17 % | $2,475 | | | | | | News Article | History of Vanguard Balanced Index Funds - Vanguard Balanced Index Fund Ownership Of Ameren Corp |
| 2009-08-27 | 2008-06-30 | N-CSRS | Vanguard Balanced Index Funds - Vanguard Balanced Index Fund | Mixed-Asset Target Allocation Growth | 99,771 | Added More | 19,495 | 24.28 % | $2,746,696 | $2,522,211 | $-224,485 | -8.17 % | $-43,864 | | | | | | News Article | History of Vanguard Balanced Index Funds - Vanguard Balanced Index Fund Ownership Of Ameren Corp |
| 2009-08-26 | 2009-06-30 | N-Q | Ge Institutional Funds - Income Fund | Equity Income | 800 | New Holding | 800 | 100 % | $21,968 | $20,224 | $-1,744 | -7.93 % | $-1,744 | | | | | | News Article | History of Ge Institutional Funds - Income Fund Ownership Of Ameren Corp |
| 2009-08-26 | 2009-06-30 | N-Q | Turner Funds - Turner Large Cap Value Fund | Multi-Cap Value | | Sold All | -270 | -100 % | | | | -7.93 % | $589 | | | | | | News Article | History of Turner Funds - Turner Large Cap Value Fund Ownership Of Ameren Corp |
| 2009-08-26 | 2009-06-30 | N-Q | Vanguard Quantitative Funds - Vanguard Growth And Income Fund | Multi-Cap Growth | 164,500 | New Holding | 164,500 | 100 % | $4,517,170 | $4,158,560 | $-358,610 | -7.93 % | $-358,610 | | | | | | News Article | History of Vanguard Quantitative Funds - Vanguard Growth And Income Fund Ownership Of Ameren Corp |
| 2009-08-25 | 2009-06-30 | 13F-HR/A | Jefferies Group Inc | Institution | | Sold All | -26,474 | -100 % | | | | -7.36 % | $53,213 | | | | | | News Article | History of Jefferies Group Inc Ownership Of Ameren Corp |
| 2009-08-25 | 2009-06-30 | N-CSRS | Maxim Series Fund Inc - Maxim Bond Index Portfolio | No Data | 16,822 | Added More | 992 | 6.26 % | $459,072 | $425,260 | $-33,812 | -7.36 % | $-1,994 | | | | | | News Article | History of Maxim Series Fund Inc - Maxim Bond Index Portfolio Ownership Of Ameren Corp |
| 2009-08-25 | 2009-06-30 | N-CSRS | Maxim Series Fund Inc - Maxim Midcap Value Portfolio | No Data | 100,108 | New Holding | 100,108 | 100 % | $2,731,947 | $2,530,730 | $-201,217 | -7.36 % | $-201,217 | | | | | | News Article | History of Maxim Series Fund Inc - Maxim Midcap Value Portfolio Ownership Of Ameren Corp |
| 2009-08-25 | 2009-06-30 | N-CSRS | Maxim Series Fund Inc - Maxim Stock Index Portfolio | No Data | 5,990 | Sold Some | -67 | -1.10 % | $163,467 | $151,427 | $-12,040 | -7.36 % | $135 | | | | | | News Article | History of Maxim Series Fund Inc - Maxim Stock Index Portfolio Ownership Of Ameren Corp |
| 2009-08-24 | 2009-06-30 | N-CSRS | Alliancebernstein Variable Products Series Fund Inc - Alliancebernstein Balanced Wealth Strategy Portfolio | Flexible Portfolio | 4,100 | No Change | 0 | 0 % | $111,520 | $103,648 | $-7,872 | -7.05 % | $0 | | | | | | News Article | History of Alliancebernstein Variable Products Series Fund Inc - Alliancebernstein Balanced Wealth Strategy Portfolio Ownership Of Ameren Corp |
| 2009-08-24 | 2009-06-30 | 13F-HR | Bank Of Albuquerque Na | No Data | 12,530 | No Compare | | | $340,816 | $316,758 | $-24,058 | -7.05 % | | | | | | | News Article | History of Bank Of Albuquerque Na Ownership Of Ameren Corp |
| 2009-08-24 | 2009-06-30 | 13F-HR/A | Bank Of Oklahoma National Association | No Data | 25,895 | No Compare | | | $704,344 | $654,626 | $-49,718 | -7.05 % | | | | | | | News Article | History of Bank Of Oklahoma National Association Ownership Of Ameren Corp |
| 2009-08-24 | 2009-06-30 | N-CSRS | Goldman Sachs Variable Insurance Trust - Goldman Sachs Equity Index Fund | Gold Oriented | 4,677 | New Holding | 4,677 | 100 % | $127,214 | $118,235 | $-8,980 | -7.05 % | $-8,980 | | | | | | News Article | History of Goldman Sachs Variable Insurance Trust - Goldman Sachs Equity Index Fund Ownership Of Ameren Corp |
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