IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 207 filers reported holding IMMUNOGEN INC in Q1 2018. The put-call ratio across all filers is 3.66 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $48,000 | +128.6% | 9,354 | +3.7% | 0.00% | – |
| Q3 2019 | $21,000 | +23.5% | 9,023 | +8.4% | 0.00% | – |
| Q2 2019 | $17,000 | -19.0% | 8,320 | +5.5% | 0.00% | – |
| Q1 2019 | $21,000 | -66.1% | 7,888 | -38.7% | 0.00% | -100.0% |
| Q4 2018 | $62,000 | -50.0% | 12,876 | -2.0% | 0.00% | 0.0% |
| Q3 2018 | $124,000 | 0.0% | 13,145 | +3.0% | 0.00% | -50.0% |
| Q2 2018 | $124,000 | -10.8% | 12,764 | -3.1% | 0.00% | 0.0% |
| Q1 2018 | $139,000 | +58.0% | 13,173 | -4.3% | 0.00% | +100.0% |
| Q4 2017 | $88,000 | 0.0% | 13,759 | +18.1% | 0.00% | 0.0% |
| Q3 2017 | $88,000 | -1.1% | 11,649 | -6.6% | 0.00% | -50.0% |
| Q2 2017 | $89,000 | +178.1% | 12,471 | +52.3% | 0.00% | +100.0% |
| Q1 2017 | $32,000 | +128.6% | 8,190 | +20.2% | 0.00% | – |
| Q4 2016 | $14,000 | -12.5% | 6,816 | +13.9% | 0.00% | – |
| Q3 2016 | $16,000 | -27.3% | 5,985 | -17.2% | 0.00% | -100.0% |
| Q2 2016 | $22,000 | – | 7,232 | – | 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% |