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
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% |