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 | $24,716,493 | -7.8% | 1,557,435 | +9.7% | 7.49% | -9.6% |
| Q2 2023 | $26,795,400 | +445.9% | 1,420,000 | +11.1% | 8.29% | +309.1% |
| Q1 2023 | $4,908,288 | +54.8% | 1,278,200 | +99.9% | 2.03% | +123.4% |
| Q4 2022 | $3,170,774 | +51.2% | 639,269 | +45.7% | 0.91% | +27.9% |
| Q3 2022 | $2,097,000 | +11.9% | 438,695 | +5.3% | 0.71% | +22.9% |
| Q2 2022 | $1,874,000 | -58.3% | 416,479 | -55.9% | 0.58% | -69.0% |
| Q1 2022 | $4,498,000 | -60.0% | 945,000 | -37.6% | 1.86% | -59.1% |
| Q4 2021 | $11,237,000 | +204.9% | 1,514,411 | +133.0% | 4.55% | +118.6% |
| Q3 2021 | $3,685,000 | -32.4% | 649,919 | -21.5% | 2.08% | -14.4% |
| Q2 2021 | $5,454,000 | -7.7% | 827,587 | +13.5% | 2.43% | -24.5% |
| Q1 2021 | $5,908,000 | +52.7% | 729,364 | +21.6% | 3.22% | +43.4% |
| Q4 2020 | $3,870,000 | – | 600,000 | – | 2.25% | – |
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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% |