IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 218 filers reported holding IMMUNOGEN INC in Q1 2021. The put-call ratio across all filers is 0.73 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $1,085,000 | +79.3% | 168,190 | 0.0% | 0.04% | +65.2% |
| Q3 2020 | $605,000 | -21.8% | 168,190 | 0.0% | 0.02% | -20.7% |
| Q2 2020 | $774,000 | +34.8% | 168,190 | 0.0% | 0.03% | +11.5% |
| Q1 2020 | $574,000 | -33.2% | 168,190 | 0.0% | 0.03% | -18.8% |
| Q4 2019 | $859,000 | +111.1% | 168,190 | 0.0% | 0.03% | +77.8% |
| Q3 2019 | $407,000 | +11.5% | 168,190 | 0.0% | 0.02% | +20.0% |
| Q2 2019 | $365,000 | -20.0% | 168,190 | 0.0% | 0.02% | -21.1% |
| Q1 2019 | $456,000 | -43.5% | 168,190 | 0.0% | 0.02% | -45.7% |
| Q4 2018 | $807,000 | -49.3% | 168,190 | 0.0% | 0.04% | -39.7% |
| Q3 2018 | $1,593,000 | -75.6% | 168,190 | -57.3% | 0.06% | -93.5% |
| Q2 2013 | $6,533,000 | – | 393,773 | – | 0.89% | – |
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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% |