IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 204 filers reported holding IMMUNOGEN INC in Q4 2022. The put-call ratio across all filers is 0.63 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $119,000 | +8.2% | 24,892 | +1.6% | 0.01% | +16.7% |
| Q2 2022 | $110,000 | +61.8% | 24,500 | +70.8% | 0.01% | +50.0% |
| Q1 2022 | $68,000 | -37.0% | 14,344 | -1.2% | 0.00% | -33.3% |
| Q4 2021 | $108,000 | +27.1% | 14,524 | -2.7% | 0.01% | 0.0% |
| Q3 2021 | $85,000 | -12.4% | 14,923 | +1.3% | 0.01% | -14.3% |
| Q2 2021 | $97,000 | -61.5% | 14,730 | -52.6% | 0.01% | -68.2% |
| Q1 2021 | $252,000 | +162.5% | 31,096 | +108.1% | 0.02% | +100.0% |
| Q4 2020 | $96,000 | +74.5% | 14,941 | -2.4% | 0.01% | +57.1% |
| Q3 2020 | $55,000 | -22.5% | 15,305 | -0.8% | 0.01% | -36.4% |
| Q2 2020 | $71,000 | +20.3% | 15,434 | -11.4% | 0.01% | -8.3% |
| Q1 2020 | $59,000 | +43.9% | 17,411 | +2.0% | 0.01% | +71.4% |
| Q3 2019 | $41,000 | +5.1% | 17,066 | -4.8% | 0.01% | 0.0% |
| Q2 2019 | $39,000 | -18.8% | 17,926 | +2.0% | 0.01% | -22.2% |
| Q1 2019 | $48,000 | – | 17,578 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Redmile Group, LLC | 17,503,417 | $277,779,228 | 13.22% |
| Fairmount Funds Management LLC | 5,929,592 | $94,102,625 | 11.32% |
| CM Management, LLC | 500,000 | $7,935,000 | 8.42% |
| SILVERARC CAPITAL MANAGEMENT, LLC | 1,307,435 | $20,748,993 | 6.29% |
| Altium Capital Management LP | 725,000 | $11,505,750 | 6.00% |
| RA Capital Management | 13,322,288 | $211,424,711 | 4.16% |
| TANG CAPITAL MANAGEMENT LLC | 1,500,000 | $23,805,000 | 3.36% |
| BRIDGER MANAGEMENT, LLC | 467,220 | $7,414,781 | 2.73% |
| Birchview Capital, LP | 190,000 | $3,015,300 | 2.57% |
| Boxer Capital, LLC | 2,961,000 | $46,991,070 | 2.50% |