IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 268 filers reported holding IMMUNOGEN INC in Q2 2023. The put-call ratio across all filers is 0.38 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,607,869 | +11.6% | 101,315 | +32.6% | 0.10% | +11.7% |
| Q2 2023 | $1,441,328 | +20490.4% | 76,382 | +2305.7% | 0.09% | – |
| Q2 2019 | $7,000 | +250.0% | 3,175 | +353.6% | 0.00% | – |
| Q1 2019 | $2,000 | -91.3% | 700 | -68.2% | 0.00% | -100.0% |
| Q1 2018 | $23,000 | -32.4% | 2,200 | -51.1% | 0.00% | -33.3% |
| Q3 2017 | $34,000 | 0.0% | 4,500 | -64.6% | 0.00% | -25.0% |
| Q3 2016 | $34,000 | +100.0% | 12,700 | +124.8% | 0.00% | +100.0% |
| Q2 2016 | $17,000 | -79.5% | 5,650 | -42.3% | 0.00% | -83.3% |
| Q1 2016 | $83,000 | +15.3% | 9,800 | +84.9% | 0.01% | +9.1% |
| Q4 2015 | $72,000 | +41.2% | 5,300 | 0.0% | 0.01% | +57.1% |
| Q3 2015 | $51,000 | -40.0% | 5,300 | -10.2% | 0.01% | -41.7% |
| Q2 2015 | $85,000 | +46.6% | 5,900 | -9.2% | 0.01% | +50.0% |
| Q1 2015 | $58,000 | -34.1% | 6,500 | -55.2% | 0.01% | -38.5% |
| Q4 2014 | $88,000 | -84.8% | 14,500 | -62.7% | 0.01% | -83.3% |
| Q1 2014 | $580,000 | +200.5% | 38,823 | +195.3% | 0.08% | +143.8% |
| Q4 2013 | $193,000 | -13.8% | 13,148 | 0.0% | 0.03% | -11.1% |
| Q3 2013 | $224,000 | -59.0% | 13,148 | -60.2% | 0.04% | -69.2% |
| Q2 2013 | $547,000 | – | 33,000 | – | 0.12% | – |
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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% |