IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 238 filers reported holding IMMUNOGEN INC in Q4 2021. The put-call ratio across all filers is 0.39 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $22,853,625 | +3.0% | 1,440,052 | +22.4% | 0.30% | +6.1% |
| Q2 2023 | $22,193,573 | +1390.5% | 1,176,130 | +255.4% | 0.28% | +1066.7% |
| Q2 2022 | $1,489,000 | +25.1% | 330,909 | +32.4% | 0.02% | +60.0% |
| Q1 2022 | $1,190,000 | -35.8% | 250,000 | 0.0% | 0.02% | -21.1% |
| Q4 2021 | $1,855,000 | +284.9% | 250,000 | +269.1% | 0.02% | +5.6% |
| Q2 2017 | $482,000 | -80.7% | 67,739 | -61.0% | 0.02% | -79.1% |
| Q2 2015 | $2,498,000 | – | 173,720 | – | 0.09% | – |
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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% |