ADAGE CAPITAL PARTNERS GP LLC 13D and 13G filings for ImmunoGen, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 2024-02-07 07:56 am Sale |
2023-12-31 | 13G | ImmunoGen, Inc. IMGN |
ADAGE CAPITAL PARTNERS GP LLC | 971,928 0.350% |
-10,147,072 (-91.26%) |
Filing |
| 2022-12-27 4:30 pm Sale |
2022-12-15 | 13G | ImmunoGen, Inc. IMGN |
ADAGE CAPITAL PARTNERS GP LLC | 11,119,000 5.040% |
-467,193 (-4.03%) |
Filing |
| 2022-04-04 4:30 pm Purchase |
2022-03-23 | 13G | ImmunoGen, Inc. IMGN |
ADAGE CAPITAL PARTNERS GP LLC | 11,586,193 5.250% |
11,586,193 (New Position) |
Filing |