Real time Form 13D and 13G transaction reports:
- 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.
- Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
- Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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- Peter Lynch
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| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 2024-02-14 5:01 pm Purchase |
2023-12-31 | 13G | ImmunoGen, Inc. IMGN |
RA Capital Management, L.P. | 26,916,027 9.990% |
4,840,869 (+21.93%) |
Filing History |
| 2024-02-14 4:26 pm Sale |
2023-12-31 | 13G | ImmunoGen, Inc. IMGN |
Redmile Group LLC | 16,423,922 5.900% |
-3,472,531 (-17.45%) |
Filing History |
| 2024-02-13 5:06 pm Purchase |
2023-12-29 | 13G | ImmunoGen, Inc. IMGN |
The Vanguard Group | 25,466,950 9.130% |
11,088,515 (+77.12%) |
Filing History |
| 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 History |
| 2024-01-25 4:59 pm Purchase |
2023-12-31 | 13G | ImmunoGen, Inc. IMGN |
BLACKROCK INC BLK |
21,823,243 8.200% |
3,807,241 (+21.13%) |
Filing History |
| 2024-01-22 09:50 am Sale |
2023-12-31 | 13G | ImmunoGen, Inc. IMGN |
STATE STREET CORP STT |
8,075,671 3.020% |
-9,432,442 (-53.87%) |
Filing History |
| 2023-02-14 4:45 pm Sale |
2022-12-31 | 13G | ImmunoGen, Inc. IMGN |
RA Capital Management, L.P. | 22,075,158 9.990% |
-87,800 (-0.40%) |
Filing History |
| 2023-02-14 4:20 pm Purchase |
2022-12-31 | 13G | ImmunoGen, Inc. IMGN |
Redmile Group LLC | 19,896,453 8.600% |
274,472 (+1.40%) |
Filing History |
| 2023-02-10 09:44 am Sale |
2022-12-31 | 13G | ImmunoGen, Inc. IMGN |
Flynn James E | 6,358,314 2.880% |
-8,421,276 (-56.98%) |
Filing History |
| 2023-02-09 11:22 am Sale |
2022-12-30 | 13G | ImmunoGen, Inc. IMGN |
The Vanguard Group | 14,378,435 6.510% |
-753,317 (-4.98%) |
Filing History |
| 2023-02-09 11:18 am Sale |
2023-02-09 | 13G | ImmunoGen, Inc. IMGN |
FMR CORP | 1,197,223 0.542% |
-11,077,599 (-90.25%) |
Filing History |
| 2023-02-08 1:59 pm Purchase |
2022-12-31 | 13G | ImmunoGen, Inc. IMGN |
STATE STREET CORP STT |
17,508,113 7.930% |
12,161,687 (+227.47%) |
Filing History |
| 2023-02-06 2:53 pm Sale |
2022-12-30 | 13G | ImmunoGen, Inc. IMGN |
WELLINGTON MANAGEMENT CO LLP | 9,226,708 4.180% |
-4,675,790 (-33.63%) |
Filing History |
| 2023-02-03 4:27 pm Purchase |
2022-12-31 | 13G | ImmunoGen, Inc. IMGN |
BLACKROCK INC BLK |
18,016,002 8.200% |
3,152,698 (+21.21%) |
Filing History |
| 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 History |
| 2022-05-19 4:50 pm Purchase |
2022-05-09 | 13G | ImmunoGen, Inc. IMGN |
Flynn James E | 14,779,590 6.700% |
14,779,590 (New Position) |
Filing History |
| 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 History |
| 2022-03-11 2:13 pm Unchanged |
2021-12-31 | 13G | ImmunoGen, Inc. IMGN |
BLACKROCK INC BLK |
14,863,304 6.900% |
0 (Unchanged) |
Filing History |
| 2022-02-14 5:07 pm Purchase |
2021-12-31 | 13G | ImmunoGen, Inc. IMGN |
Redmile Group LLC | 19,621,981 8.500% |
9,093,802 (+86.38%) |
Filing History |
| 2022-02-14 4:11 pm Purchase |
2021-12-31 | 13G | ImmunoGen, Inc. IMGN |
RA Capital Management, L.P. | 22,162,958 9.990% |
3,745,500 (+20.34%) |
Filing History |