IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 162 filers reported holding IMMUNOGEN INC in Q2 2017. The put-call ratio across all filers is 0.38 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2018 | $264,000 | +79.6% | 25,081 | +9.5% | 0.04% | +105.6% |
| Q4 2017 | $147,000 | -90.6% | 22,912 | -88.7% | 0.02% | -89.4% |
| Q3 2017 | $1,558,000 | +477.0% | 203,597 | +435.6% | 0.17% | +415.2% |
| Q2 2017 | $270,000 | +250.6% | 38,015 | +32.5% | 0.03% | +83.3% |
| Q3 2016 | $77,000 | -67.9% | 28,700 | -63.2% | 0.02% | -70.0% |
| Q2 2016 | $240,000 | – | 78,000 | – | 0.06% | – |
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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% |