IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 214 filers reported holding IMMUNOGEN INC in Q4 2020. The put-call ratio across all filers is 0.99 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $533,000 | +135.8% | 71,758 | +79.5% | 0.01% | +66.7% |
| Q3 2021 | $226,000 | +58.0% | 39,968 | +84.4% | 0.00% | +50.0% |
| Q2 2021 | $143,000 | -9.5% | 21,677 | +10.8% | 0.00% | -33.3% |
| Q1 2021 | $158,000 | +75.6% | 19,572 | +40.7% | 0.00% | +200.0% |
| Q4 2020 | $90,000 | +2900.0% | 13,907 | +1286.5% | 0.00% | – |
| Q1 2019 | $3,000 | 0.0% | 1,003 | +79.1% | 0.00% | – |
| Q4 2018 | $3,000 | – | 560 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SILVERARC CAPITAL MANAGEMENT, LLC | 600,000 | $3,870,000 | 2.25% |
| CM Management, LLC | 375,000 | $2,419,000 | 2.24% |
| Consonance Capital Management LP | 3,515,944 | $22,678,000 | 2.12% |
| RA Capital Management | 18,417,458 | $118,793,000 | 1.66% |
| Kercheville Advisors, LLC | 244,421 | $1,564,000 | 0.85% |
| Redmile Group, LLC | 10,528,179 | $67,907,000 | 0.82% |
| Birchview Capital, LP | 190,000 | $1,226,000 | 0.71% |
| QVT Financial LP | 1,375,900 | $8,875,000 | 0.49% |
| Fernwood Investment Management, LLC | 149,340 | $963,000 | 0.38% |
| TWIN FOCUS CAPITAL PARTNERS, LLC | 104,068 | $671,000 | 0.21% |