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 | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $13,000 | +1200.0% | 1,813 | +602.7% | 0.00% | – |
| Q3 2021 | $1,000 | -50.0% | 258 | +11.2% | 0.00% | – |
| Q2 2021 | $2,000 | 0.0% | 232 | 0.0% | 0.00% | – |
| Q1 2021 | $2,000 | 0.0% | 232 | -16.8% | 0.00% | – |
| Q4 2020 | $2,000 | +100.0% | 279 | -26.2% | 0.00% | – |
| Q3 2020 | $1,000 | -66.7% | 378 | -50.3% | 0.00% | – |
| Q1 2020 | $3,000 | 0.0% | 760 | +34.0% | 0.00% | – |
| Q4 2019 | $3,000 | +200.0% | 567 | +15.5% | 0.00% | – |
| Q3 2019 | $1,000 | 0.0% | 491 | +105.4% | 0.00% | – |
| Q2 2019 | $1,000 | 0.0% | 239 | -20.6% | 0.00% | – |
| Q1 2019 | $1,000 | – | 301 | +3244.4% | 0.00% | – |
| Q3 2018 | $0 | – | 9 | -35.7% | 0.00% | – |
| Q3 2017 | $0 | -100.0% | 14 | -98.6% | 0.00% | – |
| Q4 2016 | $2,000,000 | +66566.7% | 1,000 | 0.0% | 0.00% | -100.0% |
| Q3 2016 | $3,000 | – | 1,000 | – | 0.00% | – |
| Q1 2016 | $0 | -100.0% | 0 | -100.0% | 0.00% | -100.0% |
| Q3 2014 | $32,000 | – | 3,000 | – | 0.01% | – |
Download | ||||||
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% |