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 | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $800,000 | -52.6% | 168,098 | -26.1% | 0.00% | -100.0% |
| Q4 2021 | $1,688,000 | +33.4% | 227,514 | +2.0% | 0.00% | 0.0% |
| Q3 2021 | $1,265,000 | -19.6% | 223,156 | -6.5% | 0.00% | 0.0% |
| Q2 2021 | $1,573,000 | -16.2% | 238,733 | +3.0% | 0.00% | 0.0% |
| Q1 2021 | $1,878,000 | +72.0% | 231,884 | +36.9% | 0.00% | 0.0% |
| Q4 2020 | $1,092,000 | +69.3% | 169,346 | -5.5% | 0.00% | – |
| Q3 2020 | $645,000 | -26.6% | 179,126 | -6.3% | 0.00% | -100.0% |
| Q2 2020 | $879,000 | +66.2% | 191,135 | +23.3% | 0.00% | – |
| Q1 2020 | $529,000 | -14.5% | 155,063 | +27.8% | 0.00% | – |
| Q4 2019 | $619,000 | +129.3% | 121,337 | +8.8% | 0.00% | – |
| Q3 2019 | $270,000 | -33.7% | 111,490 | -40.6% | 0.00% | – |
| Q2 2019 | $407,000 | -8.7% | 187,581 | +14.1% | 0.00% | – |
| Q1 2019 | $446,000 | -46.3% | 164,434 | -4.9% | 0.00% | -100.0% |
| Q4 2018 | $830,000 | -36.5% | 172,847 | +25.2% | 0.00% | 0.0% |
| Q3 2018 | $1,308,000 | +75.6% | 138,109 | +80.5% | 0.00% | 0.0% |
| Q2 2018 | $745,000 | -56.5% | 76,524 | -53.0% | 0.00% | -50.0% |
| Q1 2018 | $1,712,000 | +441.8% | 162,728 | +230.5% | 0.00% | – |
| Q4 2017 | $316,000 | -78.1% | 49,239 | -73.9% | 0.00% | -100.0% |
| Q3 2017 | $1,446,000 | +129.5% | 189,008 | +113.4% | 0.00% | +100.0% |
| Q2 2017 | $630,000 | +322.8% | 88,553 | +130.1% | 0.00% | – |
| Q1 2017 | $149,000 | +104.1% | 38,492 | +7.7% | 0.00% | – |
| Q4 2016 | $73,000 | +52.1% | 35,739 | +97.6% | 0.00% | – |
| Q3 2016 | $48,000 | -63.4% | 18,086 | +17.7% | 0.00% | – |
| Q1 2016 | $131,000 | -78.6% | 15,365 | -65.9% | 0.00% | -100.0% |
| Q4 2015 | $611,000 | +41.1% | 45,008 | -0.3% | 0.00% | 0.0% |
| Q3 2015 | $433,000 | -28.7% | 45,153 | +6.9% | 0.00% | 0.0% |
| Q2 2015 | $607,000 | +65.4% | 42,232 | +2.9% | 0.00% | 0.0% |
| Q1 2015 | $367,000 | -17.3% | 41,051 | -43.6% | 0.00% | 0.0% |
| Q4 2014 | $444,000 | -55.1% | 72,847 | -21.9% | 0.00% | -50.0% |
| Q3 2014 | $988,000 | +37.2% | 93,252 | +53.5% | 0.00% | 0.0% |
| Q2 2014 | $720,000 | -12.1% | 60,757 | +10.8% | 0.00% | 0.0% |
| Q1 2014 | $819,000 | +10.2% | 54,845 | +8.3% | 0.00% | 0.0% |
| Q4 2013 | $743,000 | -3.4% | 50,657 | +12.1% | 0.00% | 0.0% |
| Q3 2013 | $769,000 | -8.3% | 45,200 | -10.6% | 0.00% | 0.0% |
| Q2 2013 | $839,000 | – | 50,566 | – | 0.00% | – |
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% |