| Filed | As-Of/On | Form | Fullname | Symbol | Country | Industry | Shares | Activity | Shares Change | Shares Pct. Change | Hypothetical Old Value | Hypothetical New Value | Hypothetical Value Chg. | Hypothetical Return | Hypothetical Results |
Director |
Other |
Ten Pct |
Officer |
Officer Title |
History |
|---|
| 2009-07-17 | 2009-07-16 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 849,119 | Sold Some | -1,251 | -0.14 % | $32,682,590 | $37,114,991 | $4,432,401 | 13.56 % | $-6,530 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-07-13 | 2009-07-10 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 850,370 | Sold Some | -1,173 | -0.13 % | - | $37,169,673 | - | - % | | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-04-20 | 2009-04-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 831,543 | Sold Some | -9,881 | -1.17 % | $28,521,925 | $36,346,745 | $7,824,820 | 27.43 % | $-92,980 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-04-20 | 2009-04-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 851,543 | Added More | 20,000 | 2.46 % | $29,207,925 | $37,220,945 | $8,013,020 | 27.43 % | $188,200 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-04-20 | 2009-04-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 841,424 | Sold Some | -6,670 | -0.78 % | $28,860,843 | $36,778,643 | $7,917,800 | 27.43 % | $-62,765 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-03-19 | 2009-03-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 827,763 | Sold Some | -1,770 | -0.21 % | $31,471,549 | $36,181,521 | $4,709,971 | 14.96 % | $-10,071 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-03-19 | 2009-03-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 848,094 | Added More | 40,000 | 5.20 % | $32,244,534 | $37,070,189 | $4,825,655 | 14.96 % | $227,600 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-03-19 | 2009-03-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 829,533 | Sold Some | -10,615 | -1.26 % | $31,538,845 | $36,258,887 | $4,720,043 | 14.96 % | $-60,399 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-03-19 | 2009-03-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 808,094 | Sold Some | -19,669 | -2.37 % | $30,723,734 | $35,321,789 | $4,598,055 | 14.96 % | $-111,917 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-03-18 | 2009-03-16 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 831,693 | Sold Some | -8,455 | -1.00 % | $30,356,795 | $36,353,301 | $5,996,507 | 19.75 % | $-60,961 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-03-12 | 2009-03-10 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 840,148 | Sold Some | -1,174 | -0.13 % | $29,161,537 | $36,722,869 | $7,561,332 | 25.92 % | $-10,566 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-02-27 | 2009-02-26 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 821,322 | Sold Some | -9,794 | -1.17 % | $28,089,212 | $35,899,985 | $7,810,772 | 27.80 % | $-93,141 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-02-27 | 2009-02-26 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 841,322 | Added More | 20,000 | 2.49 % | $28,773,212 | $36,774,185 | $8,000,972 | 27.80 % | $190,200 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-02-27 | 2009-02-26 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 831,116 | Sold Some | -5,715 | -0.68 % | $28,424,167 | $36,328,080 | $7,903,913 | 27.80 % | $-54,350 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-01-28 | 2009-01-26 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 836,831 | Added More | 21,000 | 2.64 % | $29,983,655 | $36,577,883 | $6,594,228 | 21.99 % | $165,480 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-01-16 | 2009-01-16 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 815,831 | Sold Some | -4,997 | -0.60 % | $30,593,663 | $35,659,973 | $5,066,311 | 16.56 % | $-31,031 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2009-01-14 | 2009-01-12 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 820,828 | Sold Some | -1,340 | -0.16 % | $29,869,931 | $35,878,392 | $6,008,461 | 20.11 % | $-9,809 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2008-04-24 | 2008-04-23 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 419,674 | Added More | 12,000 | 3.03 % | $29,108,589 | $18,343,951 | $-10,764,638 | -36.98 % | $-307,800 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2008-04-24 | 2008-04-23 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 411,084 | Sold Some | -8,590 | -2.04 % | $28,512,786 | $17,968,482 | $-10,544,305 | -36.98 % | $220,334 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2008-02-15 | 2008-02-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 416,264 | Added More | 12,000 | 3.05 % | $27,465,099 | $18,194,899 | $-9,270,199 | -33.75 % | $-267,240 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2008-02-15 | 2008-02-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 407,674 | Sold Some | -8,590 | -2.06 % | $26,898,331 | $17,819,431 | $-9,078,900 | -33.75 % | $191,299 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2008-02-13 | 2008-02-12 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 404,264 | Sold Some | -8,590 | -2.08 % | $28,148,902 | $17,670,379 | $-10,478,523 | -37.22 % | $222,653 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2008-02-13 | 2008-02-12 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 412,854 | Added More | 12,000 | 3.08 % | $28,747,024 | $18,045,848 | $-10,701,176 | -37.22 % | $-311,040 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2008-01-11 | 2008-01-09 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 400,854 | Added More | 10,000 | 2.62 % | $26,757,005 | $17,521,328 | $-9,235,676 | -34.51 % | $-230,400 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-12-18 | 2007-12-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 396,944 | Sold Some | -600 | -0.15 % | $29,643,778 | $17,350,422 | $-12,293,356 | -41.47 % | $18,582 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-12-18 | 2007-12-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 399,244 | Added More | 12,000 | 3.19 % | $29,815,542 | $17,450,955 | $-12,364,587 | -41.47 % | $-371,640 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-12-18 | 2007-12-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 398,744 | Sold Some | -500 | -0.12 % | $29,778,202 | $17,429,100 | $-12,349,102 | -41.47 % | $15,485 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-12-18 | 2007-12-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 398,644 | Sold Some | -100 | -0.02 % | $29,770,734 | $17,424,729 | $-12,346,005 | -41.47 % | $3,097 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-12-18 | 2007-12-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 398,344 | Sold Some | -300 | -0.07 % | $29,748,330 | $17,411,616 | $-12,336,714 | -41.47 % | $9,291 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-12-18 | 2007-12-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 398,044 | Sold Some | -300 | -0.07 % | $29,725,926 | $17,398,503 | $-12,327,423 | -41.47 % | $9,291 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-12-18 | 2007-12-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 397,544 | Sold Some | -500 | -0.12 % | $29,688,586 | $17,376,648 | $-12,311,938 | -41.47 % | $15,485 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-12-18 | 2007-12-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 390,854 | Sold Some | -6,090 | -1.53 % | $29,188,977 | $17,084,228 | $-12,104,748 | -41.47 % | $188,607 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-11-16 | 2007-11-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 393,944 | Sold Some | -200 | -0.05 % | $29,073,067 | $17,219,292 | $-11,853,775 | -40.77 % | $6,018 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-11-16 | 2007-11-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 395,644 | Added More | 12,000 | 3.22 % | $29,198,527 | $17,293,599 | $-11,904,928 | -40.77 % | $-361,080 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-11-16 | 2007-11-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 395,044 | Sold Some | -600 | -0.15 % | $29,154,247 | $17,267,373 | $-11,886,874 | -40.77 % | $18,054 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-11-16 | 2007-11-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 394,444 | Sold Some | -600 | -0.15 % | $29,109,967 | $17,241,147 | $-11,868,820 | -40.77 % | $18,054 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-11-16 | 2007-11-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 394,144 | Sold Some | -300 | -0.07 % | $29,087,827 | $17,228,034 | $-11,859,793 | -40.77 % | $9,027 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-11-16 | 2007-11-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 393,644 | Sold Some | -300 | -0.07 % | $29,050,927 | $17,206,179 | $-11,844,748 | -40.77 % | $9,027 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-11-16 | 2007-11-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 393,544 | Sold Some | -100 | -0.02 % | $29,043,547 | $17,201,808 | $-11,841,739 | -40.77 % | $3,009 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-11-16 | 2007-11-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 393,444 | Sold Some | -100 | -0.02 % | $29,036,167 | $17,197,437 | $-11,838,730 | -40.77 % | $3,009 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-11-16 | 2007-11-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 393,344 | Sold Some | -100 | -0.02 % | $29,028,787 | $17,193,066 | $-11,835,721 | -40.77 % | $3,009 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-11-16 | 2007-11-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 390,416 | Sold Some | -2,928 | -0.74 % | $28,812,701 | $17,065,083 | $-11,747,617 | -40.77 % | $88,104 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-11-16 | 2007-11-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 389,516 | Sold Some | -900 | -0.23 % | $28,746,281 | $17,025,744 | $-11,720,536 | -40.77 % | $27,081 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-11-16 | 2007-11-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 388,716 | Sold Some | -800 | -0.20 % | $28,687,241 | $16,990,776 | $-11,696,464 | -40.77 % | $24,072 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-11-16 | 2007-11-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 387,244 | Sold Some | -1,472 | -0.37 % | $28,578,607 | $16,926,435 | $-11,652,172 | -40.77 % | $44,292 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2007-01-17 | 2007-01-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 393,324 | Added More | 12,000 | 3.24 % | $16,724,136 | $17,192,192 | $468,056 | 2.79 % | $14,280 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-17 | 2006-11-14 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 400,674 | Added More | 30,000 | 8.80 % | $18,190,600 | $17,513,461 | $-677,139 | -3.72 % | $-50,700 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-17 | 2006-11-14 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 384,378 | Sold Some | -16,296 | -4.06 % | $17,450,761 | $16,801,162 | $-649,599 | -3.72 % | $27,540 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-17 | 2006-11-14 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 383,778 | Sold Some | -600 | -0.15 % | $17,423,521 | $16,774,936 | $-648,585 | -3.72 % | $1,014 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-17 | 2006-11-14 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 383,678 | Sold Some | -100 | -0.02 % | $17,418,981 | $16,770,565 | $-648,416 | -3.72 % | $169 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-17 | 2006-11-14 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 383,078 | Sold Some | -600 | -0.15 % | $17,391,741 | $16,744,339 | $-647,402 | -3.72 % | $1,014 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-17 | 2006-11-14 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 382,978 | Sold Some | -100 | -0.02 % | $17,387,201 | $16,739,968 | $-647,233 | -3.72 % | $169 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-17 | 2006-11-14 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 382,678 | Sold Some | -300 | -0.07 % | $17,373,581 | $16,726,855 | $-646,726 | -3.72 % | $507 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-17 | 2006-11-14 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 382,128 | Sold Some | -550 | -0.14 % | $17,348,611 | $16,702,815 | $-645,796 | -3.72 % | $930 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-17 | 2006-11-14 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 381,324 | Sold Some | -500 | -0.13 % | $17,312,110 | $16,667,672 | $-644,438 | -3.72 % | $845 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-17 | 2006-11-14 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 381,824 | Sold Some | -304 | -0.07 % | $17,334,810 | $16,689,527 | $-645,283 | -3.72 % | $514 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-13 | 2006-11-09 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 371,223 | Sold Some | -200 | -0.05 % | $15,877,208 | $16,226,157 | $348,950 | 2.19 % | $-188 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-13 | 2006-11-09 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 390,399 | Added More | 30,000 | 9.07 % | $16,697,365 | $17,064,340 | $366,975 | 2.19 % | $28,200 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-13 | 2006-11-09 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 374,854 | Sold Some | -15,545 | -3.98 % | $16,032,506 | $16,384,868 | $352,363 | 2.19 % | $-14,612 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-13 | 2006-11-09 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 371,423 | Sold Some | -3,431 | -0.91 % | $15,885,762 | $16,234,899 | $349,138 | 2.19 % | $-3,225 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-11-13 | 2006-11-09 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 370,674 | Sold Some | -549 | -0.14 % | $15,853,727 | $16,202,161 | $348,434 | 2.19 % | $-516 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-10-17 | 2006-10-16 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 344,799 | Sold Some | -15,600 | -4.32 % | $13,243,730 | $15,071,164 | $1,827,435 | 13.79 % | $-82,680 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-10-17 | 2006-10-16 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 360,399 | Added More | 30,000 | 9.98 % | $13,842,926 | $15,753,040 | $1,910,115 | 13.79 % | $159,000 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-10-17 | 2006-10-16 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 340,299 | Sold Some | -4,500 | -1.30 % | $13,070,885 | $14,874,469 | $1,803,585 | 13.79 % | $-23,850 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-09-19 | 2006-09-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 332,899 | Sold Some | -4,000 | -1.18 % | $11,062,234 | $14,551,015 | $3,488,782 | 31.53 % | $-41,920 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-09-19 | 2006-09-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 351,599 | Added More | 30,000 | 10.28 % | $11,683,635 | $15,368,392 | $3,684,758 | 31.53 % | $314,400 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-09-19 | 2006-09-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 345,899 | Sold Some | -5,700 | -1.62 % | $11,494,224 | $15,119,245 | $3,625,022 | 31.53 % | $-59,736 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-09-19 | 2006-09-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 330,399 | Sold Some | -2,500 | -0.75 % | $10,979,159 | $14,441,740 | $3,462,582 | 31.53 % | $-26,200 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-09-19 | 2006-09-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 340,899 | Sold Some | -5,000 | -1.44 % | $11,328,074 | $14,900,695 | $3,572,622 | 31.53 % | $-52,400 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-09-19 | 2006-09-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 336,899 | Sold Some | -4,000 | -1.17 % | $11,195,154 | $14,725,855 | $3,530,702 | 31.53 % | $-41,920 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-04-11 | 2006-04-07 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 321,599 | Added More | 10,088 | 3.34 % | $10,686,735 | $14,057,092 | $3,370,358 | 31.53 % | $105,722 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-03-14 | 2006-03-10 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 311,511 | Sold Some | -8,907 | -2.77 % | $11,625,591 | $13,616,146 | $1,990,555 | 17.12 % | $-56,916 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-03-14 | 2006-03-10 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 320,418 | Added More | 8,907 | 2.94 % | $11,958,000 | $14,005,471 | $2,047,471 | 17.12 % | $56,916 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-21 | 2006-02-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 321,511 | Added More | 10,000 | 3.31 % | $11,712,646 | $14,053,246 | $2,340,600 | 19.98 % | $72,800 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-21 | 2006-02-15 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 311,511 | Sold Some | -10,000 | -3.11 % | $11,348,346 | $13,616,146 | $2,267,800 | 19.98 % | $-72,800 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-03 | 2006-02-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 311,511 | Sold Some | -60 | -0.01 % | $9,544,697 | $13,616,146 | $4,071,449 | 42.65 % | $-784 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-03 | 2006-02-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 311,571 | Sold Some | -60 | -0.01 % | $9,546,535 | $13,618,768 | $4,072,233 | 42.65 % | $-784 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-03 | 2006-02-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 311,631 | Sold Some | -120 | -0.03 % | $9,548,374 | $13,621,391 | $4,073,017 | 42.65 % | $-1,568 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-03 | 2006-02-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 311,751 | Sold Some | -20 | 0.00 % | $9,552,051 | $13,626,636 | $4,074,586 | 42.65 % | $-261 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-03 | 2006-02-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 311,771 | Sold Some | -799 | -0.25 % | $9,552,663 | $13,627,510 | $4,074,847 | 42.65 % | $-10,443 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-03 | 2006-02-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 312,570 | Sold Some | -20 | 0.00 % | $9,577,145 | $13,662,435 | $4,085,290 | 42.65 % | $-261 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-03 | 2006-02-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 312,590 | Sold Some | -2,040 | -0.64 % | $9,577,758 | $13,663,309 | $4,085,551 | 42.65 % | $-26,663 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-03 | 2006-02-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 314,630 | Sold Some | -1,881 | -0.59 % | $9,640,263 | $13,752,477 | $4,112,214 | 42.65 % | $-24,585 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-03 | 2006-02-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 316,511 | Sold Some | -7,700 | -2.37 % | $9,697,897 | $13,834,696 | $4,136,799 | 42.65 % | $-100,639 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-03 | 2006-02-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 324,211 | Sold Some | -2,300 | -0.70 % | $9,933,825 | $14,171,263 | $4,237,438 | 42.65 % | $-30,061 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-03 | 2006-02-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 326,511 | Added More | 15,000 | 5.05 % | $10,004,297 | $14,271,796 | $4,267,499 | 42.65 % | $196,050 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-01 | 2006-01-30 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 321,511 | Added More | 10,000 | 3.31 % | $9,809,301 | $14,053,246 | $4,243,945 | 43.26 % | $132,000 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-02-01 | 2006-01-30 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 311,511 | Sold Some | -10,000 | -3.11 % | $9,504,201 | $13,616,146 | $4,111,945 | 43.26 % | $-132,000 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2006-01-10 | 2006-01-09 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 311,511 | Added More | 11,250 | 3.89 % | $6,432,702 | $13,616,146 | $7,183,444 | 111.67 % | $259,425 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-11-03 | 2005-11-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 305,261 | Added More | 5,000 | 1.69 % | $8,382,467 | $13,342,958 | $4,960,491 | 59.17 % | $81,250 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-11-03 | 2005-11-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 300,261 | Sold Some | -5,000 | -1.63 % | $8,245,167 | $13,124,408 | $4,879,241 | 59.17 % | $-81,250 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-10-04 | 2005-10-03 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 304,461 | Sold Some | -300 | -0.09 % | $8,549,265 | $13,307,990 | $4,758,725 | 55.66 % | $-4,689 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-10-04 | 2005-10-03 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 303,761 | Sold Some | -700 | -0.22 % | $8,529,609 | $13,277,393 | $4,747,784 | 55.66 % | $-10,941 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-10-04 | 2005-10-03 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 303,661 | Sold Some | -100 | -0.03 % | $8,526,801 | $13,273,022 | $4,746,221 | 55.66 % | $-1,563 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-10-04 | 2005-10-03 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 300,261 | Sold Some | -2,600 | -0.85 % | $8,431,329 | $13,124,408 | $4,693,079 | 55.66 % | $-40,638 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-10-04 | 2005-10-03 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 302,861 | Sold Some | -800 | -0.26 % | $8,504,337 | $13,238,054 | $4,733,717 | 55.66 % | $-12,504 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-10-04 | 2005-10-03 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 305,261 | Added More | 5,000 | 1.69 % | $8,571,729 | $13,342,958 | $4,771,229 | 55.66 % | $78,150 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-10-04 | 2005-10-03 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 305,161 | Sold Some | -100 | -0.03 % | $8,568,921 | $13,338,587 | $4,769,666 | 55.66 % | $-1,563 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-10-04 | 2005-10-03 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 304,861 | Sold Some | -300 | -0.09 % | $8,560,497 | $13,325,474 | $4,764,977 | 55.66 % | $-4,689 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-10-04 | 2005-10-03 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 304,761 | Sold Some | -100 | -0.03 % | $8,557,689 | $13,321,103 | $4,763,414 | 55.66 % | $-1,563 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-09-01 | 2005-09-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 305,261 | Added More | 5,000 | 1.69 % | $8,870,885 | $13,342,958 | $4,472,074 | 50.41 % | $73,250 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-09-01 | 2005-09-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 300,261 | Sold Some | -5,000 | -1.63 % | $8,725,585 | $13,124,408 | $4,398,824 | 50.41 % | $-73,250 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-08-03 | 2005-08-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 289,168 | Sold Some | -4,227 | -1.44 % | $7,874,045 | $12,639,533 | $4,765,489 | 60.52 % | $-69,661 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-08-03 | 2005-08-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 300,261 | Added More | 11,093 | 3.98 % | $8,176,107 | $13,124,408 | $4,948,301 | 60.52 % | $182,813 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-08-03 | 2005-08-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 298,395 | Added More | 5,000 | 1.73 % | $8,125,296 | $13,042,845 | $4,917,550 | 60.52 % | $82,400 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-08-03 | 2005-08-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 298,295 | Sold Some | -100 | -0.03 % | $8,122,573 | $13,038,474 | $4,915,902 | 60.52 % | $-1,648 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-08-03 | 2005-08-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 298,095 | Sold Some | -200 | -0.06 % | $8,117,127 | $13,029,732 | $4,912,606 | 60.52 % | $-3,296 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-08-03 | 2005-08-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 297,995 | Sold Some | -100 | -0.03 % | $8,114,404 | $13,025,361 | $4,910,958 | 60.52 % | $-1,648 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-08-03 | 2005-08-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 296,527 | Sold Some | -1,468 | -0.49 % | $8,074,430 | $12,961,195 | $4,886,765 | 60.52 % | $-24,193 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-08-03 | 2005-08-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 293,395 | Sold Some | -3,132 | -1.05 % | $7,989,146 | $12,824,295 | $4,835,150 | 60.52 % | $-51,615 | X | X | | | Ceo | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-03-11 | 2005-03-09 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 293,395 | Added More | 11,250 | 4.15 % | $5,961,786 | $12,824,295 | $6,862,509 | 115.10 % | $263,138 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-02-02 | 2005-02-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 282,145 | Sold Some | -4,500 | -1.56 % | $7,341,413 | $12,332,558 | $4,991,145 | 67.98 % | $-79,605 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-02-02 | 2005-02-01 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 286,645 | Sold Some | -500 | -0.17 % | $7,458,503 | $12,529,253 | $5,070,750 | 67.98 % | $-8,845 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2005-01-19 | 2005-01-18 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 287,145 | Sold Some | -2,387 | -0.82 % | $6,690,479 | $12,551,108 | $5,860,629 | 87.59 % | $-48,719 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-12-30 | 2004-12-29 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 298,811 | Added More | 19,332 | 7.43 % | $7,515,097 | $13,061,029 | $5,545,932 | 73.79 % | $358,802 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-12-30 | 2004-12-29 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 289,532 | Sold Some | -9,279 | -3.10 % | $7,281,730 | $12,655,444 | $5,373,714 | 73.79 % | $-172,218 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-12-20 | 2004-12-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 284,479 | Added More | 10,417 | 3.95 % | $7,089,217 | $12,434,577 | $5,345,360 | 75.40 % | $195,735 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-12-20 | 2004-12-17 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 279,479 | Sold Some | -5,000 | -1.75 % | $6,964,617 | $12,216,027 | $5,251,410 | 75.40 % | $-93,950 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 274,062 | Sold Some | -10,000 | -3.52 % | $5,705,971 | $11,979,250 | $6,273,279 | 109.94 % | $-228,900 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 299,062 | Added More | 37,959 | 17.01 % | $6,226,471 | $13,072,000 | $6,845,529 | 109.94 % | $868,882 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 298,862 | Sold Some | -200 | -0.06 % | $6,222,307 | $13,063,258 | $6,840,951 | 109.94 % | $-4,578 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 298,362 | Sold Some | -500 | -0.16 % | $6,211,897 | $13,041,403 | $6,829,506 | 109.94 % | $-11,445 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 297,762 | Sold Some | -600 | -0.20 % | $6,199,405 | $13,015,177 | $6,815,772 | 109.94 % | $-13,734 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 297,662 | Sold Some | -100 | -0.03 % | $6,197,323 | $13,010,806 | $6,813,483 | 109.94 % | $-2,289 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 297,562 | Sold Some | -100 | -0.03 % | $6,195,241 | $13,006,435 | $6,811,194 | 109.94 % | $-2,289 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 297,062 | Sold Some | -500 | -0.16 % | $6,184,831 | $12,984,580 | $6,799,749 | 109.94 % | $-11,445 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 296,427 | Sold Some | -635 | -0.21 % | $6,171,610 | $12,956,824 | $6,785,214 | 109.94 % | $-14,535 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 296,227 | Sold Some | -200 | -0.06 % | $6,167,446 | $12,948,082 | $6,780,636 | 109.94 % | $-4,578 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 294,062 | Sold Some | -2,165 | -0.73 % | $6,122,371 | $12,853,450 | $6,731,079 | 109.94 % | $-49,557 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 293,962 | Sold Some | -100 | -0.03 % | $6,120,289 | $12,849,079 | $6,728,790 | 109.94 % | $-2,289 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 292,962 | Sold Some | -1,000 | -0.34 % | $6,099,469 | $12,805,369 | $6,705,900 | 109.94 % | $-22,890 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 292,662 | Sold Some | -300 | -0.10 % | $6,093,223 | $12,792,256 | $6,699,033 | 109.94 % | $-6,867 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 289,062 | Sold Some | -3,600 | -1.23 % | $6,018,271 | $12,634,900 | $6,616,629 | 109.94 % | $-82,404 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 288,962 | Sold Some | -100 | -0.03 % | $6,016,189 | $12,630,529 | $6,614,340 | 109.94 % | $-2,289 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 288,862 | Sold Some | -100 | -0.03 % | $6,014,107 | $12,626,158 | $6,612,051 | 109.94 % | $-2,289 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 288,762 | Sold Some | -100 | -0.03 % | $6,012,025 | $12,621,787 | $6,609,762 | 109.94 % | $-2,289 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 288,562 | Sold Some | -200 | -0.06 % | $6,007,861 | $12,613,045 | $6,605,184 | 109.94 % | $-4,578 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 284,062 | Sold Some | -4,500 | -1.55 % | $5,914,171 | $12,416,350 | $6,502,179 | 109.94 % | $-103,005 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-23 | 2004-11-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 261,103 | Added More | 5,791 | 2.32 % | $5,436,164 | $11,412,812 | $5,976,648 | 109.94 % | $132,556 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-08 | 2004-11-05 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 249,859 | Added More | 547 | 0.21 % | $5,042,155 | $10,921,337 | $5,879,182 | 116.60 % | $12,871 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-11-08 | 2004-11-05 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 249,660 | Sold Some | -199 | -0.07 % | $5,038,139 | $10,912,639 | $5,874,500 | 116.60 % | $-4,682 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 265,612 | Sold Some | -700 | -0.26 % | $4,486,187 | $11,609,901 | $7,123,714 | 158.79 % | $-18,774 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 265,512 | Sold Some | -100 | -0.03 % | $4,484,498 | $11,605,530 | $7,121,032 | 158.79 % | $-2,682 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 265,012 | Sold Some | -500 | -0.18 % | $4,476,053 | $11,583,675 | $7,107,622 | 158.79 % | $-13,410 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 264,712 | Sold Some | -300 | -0.11 % | $4,470,986 | $11,570,562 | $7,099,576 | 158.79 % | $-8,046 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 263,712 | Sold Some | -1,000 | -0.37 % | $4,454,096 | $11,526,852 | $7,072,756 | 158.79 % | $-26,820 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 263,612 | Sold Some | -100 | -0.03 % | $4,452,407 | $11,522,481 | $7,070,074 | 158.79 % | $-2,682 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 263,287 | Sold Some | -325 | -0.12 % | $4,446,917 | $11,508,275 | $7,061,357 | 158.79 % | $-8,717 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 258,008 | Sold Some | -5,279 | -2.00 % | $4,357,755 | $11,277,530 | $6,919,775 | 158.79 % | $-141,583 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 257,908 | Sold Some | -100 | -0.03 % | $4,356,066 | $11,273,159 | $6,917,093 | 158.79 % | $-2,682 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 257,708 | Sold Some | -200 | -0.07 % | $4,352,688 | $11,264,417 | $6,911,729 | 158.79 % | $-5,364 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 253,333 | Sold Some | -4,375 | -1.69 % | $4,278,794 | $11,073,185 | $6,794,391 | 158.79 % | $-117,338 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 252,762 | Sold Some | -571 | -0.22 % | $4,269,150 | $11,048,227 | $6,779,077 | 158.79 % | $-15,314 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 249,312 | Sold Some | -2,527 | -1.00 % | $4,210,880 | $10,897,428 | $6,686,548 | 158.79 % | $-67,774 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 251,839 | Sold Some | -923 | -0.36 % | $4,253,561 | $11,007,883 | $6,754,322 | 158.79 % | $-24,755 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-10-25 | 2004-10-22 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 266,312 | Added More | 29,167 | 14.02 % | $4,498,010 | $11,640,498 | $7,142,488 | 158.79 % | $782,259 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-09-27 | 2004-09-24 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 237,145 | Sold Some | -2,167 | -0.90 % | $4,057,551 | $10,365,608 | $6,308,057 | 155.46 % | $-57,642 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-09-27 | 2004-09-24 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 246,312 | Added More | 8,334 | 3.62 % | $4,214,398 | $10,766,298 | $6,551,899 | 155.46 % | $221,684 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-09-27 | 2004-09-24 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 244,312 | Sold Some | -2,000 | -0.81 % | $4,180,178 | $10,678,878 | $6,498,699 | 155.46 % | $-53,200 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-09-27 | 2004-09-24 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 239,312 | Sold Some | -5,000 | -2.04 % | $4,094,628 | $10,460,328 | $6,365,699 | 155.46 % | $-133,000 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-09-27 | 2004-09-24 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 237,978 | Added More | 20,833 | 10.61 % | $4,071,804 | $10,402,018 | $6,330,215 | 155.46 % | $554,158 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-08-25 | 2004-08-23 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 222,145 | Sold Some | -4,167 | -1.84 % | $3,665,393 | $9,709,958 | $6,044,565 | 164.90 % | $-113,384 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-08-25 | 2004-08-23 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 221,921 | Sold Some | -224 | -0.10 % | $3,661,697 | $9,700,167 | $6,038,470 | 164.90 % | $-6,095 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-08-25 | 2004-08-23 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 226,312 | Added More | 29,167 | 17.36 % | $3,734,148 | $9,892,098 | $6,157,950 | 164.90 % | $793,634 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-08-25 | 2004-08-23 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 217,145 | Sold Some | -3,480 | -1.57 % | $3,582,893 | $9,491,408 | $5,908,515 | 164.90 % | $-94,691 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-08-25 | 2004-08-23 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 220,625 | Sold Some | -996 | -0.44 % | $3,640,313 | $9,643,519 | $6,003,206 | 164.90 % | $-27,101 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-08-25 | 2004-08-23 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 221,621 | Sold Some | -300 | -0.13 % | $3,656,747 | $9,687,054 | $6,030,307 | 164.90 % | $-8,163 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-05-11 | 2004-05-10 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 200,145 | Sold Some | -4,000 | -1.95 % | $4,195,039 | $8,748,338 | $4,553,299 | 108.54 % | $-91,000 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2004-02-10 | 2004-02-09 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 210,145 | Sold Some | -4,000 | -1.86 % | $4,700,944 | $9,185,438 | $4,484,494 | 95.39 % | $-85,360 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2003-12-03 | 2003-12-02 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 214,145 | Sold Some | -4,000 | -1.83 % | $4,004,512 | $9,360,278 | $5,355,766 | 133.74 % | $-100,040 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |
| 2003-10-03 | 2003-10-02 | 4 | Alexion Pharmaceuticals Inc | ALXN | US | Medical-Biomedical/Gene | 215,145 | Sold Some | -4,000 | -1.82 % | $4,365,292 | $9,403,988 | $5,038,696 | 115.42 % | $-93,680 | X | X | | | Chief Executive Officer | History of Bell Leonard Ownership Of Alexion Pharmaceuticals Inc |