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 2022 | $418,000 | -71.0% | 87,428 | -72.7% | 0.01% | -76.3% |
| Q2 2022 | $1,441,000 | -47.3% | 320,147 | -44.3% | 0.04% | -40.6% |
| Q1 2022 | $2,735,000 | -32.0% | 574,669 | +6.0% | 0.06% | -4.5% |
| Q4 2021 | $4,024,000 | +46.6% | 542,308 | +12.0% | 0.07% | +48.9% |
| Q3 2021 | $2,744,000 | +8.2% | 483,990 | +25.8% | 0.04% | -6.2% |
| Q2 2021 | $2,536,000 | +322.7% | 384,793 | +419.5% | 0.05% | +300.0% |
| Q1 2021 | $600,000 | -39.9% | 74,072 | -73.3% | 0.01% | -72.1% |
| Q3 2020 | $999,000 | +236.4% | 277,460 | +329.9% | 0.04% | +186.7% |
| Q2 2020 | $297,000 | +153.8% | 64,537 | +252.3% | 0.02% | +400.0% |
| Q4 2017 | $117,000 | +23.2% | 18,321 | -25.2% | 0.00% | 0.0% |
| Q1 2017 | $95,000 | +41.8% | 24,493 | -25.5% | 0.00% | +50.0% |
| Q4 2016 | $67,000 | -17.3% | 32,880 | +8.7% | 0.00% | 0.0% |
| Q3 2016 | $81,000 | -58.5% | 30,249 | -52.2% | 0.00% | -50.0% |
| Q2 2016 | $195,000 | – | 63,300 | – | 0.00% | – |
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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% |