| 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 |
|---|
| 2009-09-29 | 2009-07-31 | N-Q | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 909,632 | Added More | 99,832 | 12.32 % | $7,640,909 | $7,595,427 | $-45,482 | -0.59 % | $-4,992 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2009-07-01 | 2009-04-30 | N-CSRS | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 809,800 | New Holding | 809,800 | 100 % | $7,069,554 | $6,761,830 | $-307,724 | -4.35 % | $-307,724 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2009-03-31 | 2009-01-31 | N-Q | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 0 | Sold All | -809,800 | -100 % | - | - | - | 17.60 % | $-1,012,250 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2008-12-30 | 2008-10-31 | N-CSR | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 809,800 | New Holding | 809,800 | 100 % | $3,344,474 | $6,761,830 | $3,417,356 | 102.17 % | $3,417,356 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2008-09-29 | 2008-07-31 | N-Q | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 0 | Sold All | -1,286,000 | -100 % | - | - | - | 72.52 % | $-4,513,860 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2008-06-30 | 2008-04-30 | N-CSRS | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 1,286,000 | No Change | 0 | 0 % | $3,935,160 | $10,738,100 | $6,802,940 | 172.87 % | $0 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2007-12-28 | 2007-10-31 | N-CSR | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 1,286,000 | No Change | 0 | 0 % | $5,452,640 | $10,738,100 | $5,285,460 | 96.93 % | $0 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2007-09-26 | 2007-07-31 | N-Q | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 1,286,000 | No Change | 0 | 0 % | $6,031,340 | $10,738,100 | $4,706,760 | 78.03 % | $0 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2007-06-26 | 2007-04-30 | N-CSRS | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 1,286,000 | No Change | 0 | 0 % | $6,815,800 | $10,738,100 | $3,922,300 | 57.54 % | $0 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2008-03-31 | 2007-01-31 | N-Q | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 1,286,000 | No Change | 0 | 0 % | $4,603,880 | $10,738,100 | $6,134,220 | 133.24 % | $0 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2007-01-03 | 2006-10-31 | N-CSR | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 1,286,000 | No Change | 0 | 0 % | $6,224,240 | $10,738,100 | $4,513,860 | 72.52 % | $0 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2006-09-27 | 2006-07-31 | N-Q | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 1,286,000 | New Holding | 1,286,000 | 100 % | $4,591,020 | $10,738,100 | $6,147,080 | 133.89 % | $6,147,080 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2006-06-29 | 2006-04-30 | N-CSRS | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 0 | Sold All | -1,199,000 | -100 % | - | - | - | 154.57 % | $-6,078,930 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2006-03-28 | 2006-01-31 | N-Q | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 1,199,000 | Added More | 418,100 | 53.54 % | $4,975,850 | $10,011,650 | $5,035,800 | 101.20 % | $1,756,020 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2006-03-15 | 2005-10-31 | N-CSR/A | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 780,900 | No Change | 0 | 0 % | $3,521,859 | $6,520,515 | $2,998,656 | 85.14 % | $0 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2005-09-22 | 2005-07-31 | N-Q | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 780,900 | Added More | 188,900 | 31.90 % | $5,505,345 | $6,520,515 | $1,015,170 | 18.43 % | $245,570 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2005-06-15 | 2005-04-30 | N-CSRS | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 592,000 | No Change | 0 | 0 % | $3,202,720 | $4,943,200 | $1,740,480 | 54.34 % | $0 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2005-04-01 | 2005-01-31 | N-Q | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 592,000 | No Change | 0 | 0 % | $3,013,280 | $4,943,200 | $1,929,920 | 64.04 % | $0 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2004-12-29 | 2004-10-31 | N-CSR | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 592,000 | No Change | 0 | 0 % | $5,387,200 | $4,943,200 | $-444,000 | -8.24 % | $0 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2004-09-27 | 2004-07-31 | N-Q | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 592,000 | No Change | 0 | 0 % | $2,948,160 | $4,943,200 | $1,995,040 | 67.67 % | $0 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2004-06-17 | 2004-04-30 | N-CSRS | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 592,000 | Sold Some | -60,000 | -9.20 % | $3,711,840 | $4,943,200 | $1,231,360 | 33.17 % | $-124,800 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2003-12-22 | 2003-10-31 | N-CSR | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 652,000 | No Change | 0 | 0 % | $3,325,200 | $5,444,200 | $2,119,000 | 63.72 % | $0 | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
| 2003-06-24 | 2003-04-30 | N-CSR | Immunogen Inc | IMGN | US | Medical-Biomedical/Gene | 652,000 | No Compare | - | - % | $2,823,160 | $5,444,200 | $2,621,040 | 92.84 % | | | | | | | History of Vanguard Explorer Fund - Vanguard Explorer Fund Ownership Of Immunogen Inc |
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Note: All amounts are based on price of stock at date reported versus the current price! They do not represent actual profit/loss!
There has been no adjustmentsfor splits! |
| Note: All amounts in USD, converted using Intrabank Exchange Rate on Date Reported/Today |
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