IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 137 filers reported holding IMMUNOGEN INC in Q1 2017. The put-call ratio across all filers is 1.27 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $239,000 | -18.7% | 36,300 | 0.0% | 0.01% | -28.6% |
| Q1 2021 | $294,000 | +149.2% | 36,300 | +98.4% | 0.01% | +75.0% |
| Q4 2020 | $118,000 | +140.8% | 18,300 | +35.6% | 0.00% | +33.3% |
| Q3 2020 | $49,000 | -21.0% | 13,500 | 0.0% | 0.00% | -25.0% |
| Q2 2020 | $62,000 | +34.8% | 13,500 | 0.0% | 0.00% | 0.0% |
| Q1 2020 | $46,000 | -9.8% | 13,500 | +35.0% | 0.00% | +33.3% |
| Q4 2019 | $51,000 | +112.5% | 10,000 | 0.0% | 0.00% | +200.0% |
| Q3 2019 | $24,000 | +9.1% | 10,000 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $22,000 | -18.5% | 10,000 | 0.0% | 0.00% | 0.0% |
| Q1 2019 | $27,000 | -85.4% | 10,000 | -61.5% | 0.00% | 0.0% |
| Q2 2017 | $185,000 | +83.2% | 26,000 | 0.0% | 0.00% | – |
| Q1 2017 | $101,000 | +90.6% | 26,000 | 0.0% | 0.00% | – |
| Q4 2016 | $53,000 | -24.3% | 26,000 | 0.0% | 0.00% | – |
| Q3 2016 | $70,000 | -12.5% | 26,000 | 0.0% | 0.00% | – |
| Q2 2016 | $80,000 | – | 26,000 | – | 0.00% | – |
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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% |