IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 193 filers reported holding IMMUNOGEN INC in Q1 2023. The put-call ratio across all filers is 0.37 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,529,519 | +32.1% | 96,378 | +57.1% | 0.01% | +20.0% |
| Q2 2023 | $1,157,995 | +1021.7% | 61,367 | +128.3% | 0.01% | – |
| Q1 2023 | $103,238 | -23.8% | 26,885 | -1.5% | 0.00% | -100.0% |
| Q4 2022 | $135,448 | +1405.0% | 27,308 | +1254.6% | 0.00% | – |
| Q2 2022 | $9,000 | -10.0% | 2,016 | 0.0% | 0.00% | – |
| Q1 2022 | $10,000 | -33.3% | 2,016 | 0.0% | 0.00% | – |
| Q4 2021 | $15,000 | +36.4% | 2,016 | +7.9% | 0.00% | – |
| Q3 2021 | $11,000 | +120.0% | 1,868 | +150.4% | 0.00% | – |
| Q2 2021 | $5,000 | -16.7% | 746 | 0.0% | 0.00% | – |
| Q1 2021 | $6,000 | +200.0% | 746 | +200.8% | 0.00% | – |
| Q4 2020 | $2,000 | 0.0% | 248 | -54.7% | 0.00% | – |
| Q3 2020 | $2,000 | -33.3% | 548 | 0.0% | 0.00% | – |
| Q2 2020 | $3,000 | +200.0% | 548 | +22.3% | 0.00% | – |
| Q3 2019 | $1,000 | 0.0% | 448 | 0.0% | 0.00% | – |
| Q2 2019 | $1,000 | 0.0% | 448 | +31.8% | 0.00% | – |
| Q1 2019 | $1,000 | – | 340 | +407.5% | 0.00% | – |
| Q4 2017 | $0 | – | 67 | – | 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% |