IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 186 filers reported holding IMMUNOGEN INC in Q1 2020. The put-call ratio across all filers is 0.61 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $1,777,000 | +99.2% | 348,014 | -5.6% | 0.05% | +133.3% |
| Q3 2019 | $892,000 | -55.1% | 368,757 | -10.9% | 0.02% | -59.6% |
| Q4 2018 | $1,987,000 | +42.1% | 413,953 | +211.5% | 0.05% | +79.3% |
| Q1 2018 | $1,398,000 | -3.9% | 132,882 | -39.6% | 0.03% | -6.5% |
| Q4 2017 | $1,455,000 | +187.5% | 220,145 | +209.3% | 0.03% | +210.0% |
| Q2 2017 | $506,000 | -78.6% | 71,166 | -58.8% | 0.01% | -82.1% |
| Q4 2015 | $2,359,000 | +125.1% | 172,693 | +173.4% | 0.06% | +100.0% |
| Q2 2013 | $1,048,000 | – | 63,160 | – | 0.03% | – |
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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% |