IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 217 filers reported holding IMMUNOGEN INC in Q2 2021. The put-call ratio across all filers is 0.14 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $114,058 | -45.8% | 7,187 | -35.5% | 0.01% | -42.9% |
| Q2 2023 | $210,382 | -1.2% | 11,149 | -75.0% | 0.01% | -12.5% |
| Q3 2022 | $213,000 | +150.6% | 44,600 | +323.4% | 0.02% | +100.0% |
| Q1 2021 | $85,000 | – | 10,533 | +10433.0% | 0.01% | – |
| Q4 2020 | $0 | -100.0% | 100 | -89.1% | 0.00% | -100.0% |
| Q1 2020 | $3,000 | +200.0% | 914 | +41.3% | 0.00% | – |
| Q3 2019 | $1,000 | -99.4% | 647 | -96.1% | 0.00% | -100.0% |
| Q3 2018 | $158,000 | +69.9% | 16,789 | +75.4% | 0.01% | +83.3% |
| Q2 2018 | $93,000 | +8.1% | 9,573 | +15.8% | 0.01% | -14.3% |
| Q1 2018 | $86,000 | +437.5% | 8,264 | +334.9% | 0.01% | +133.3% |
| Q1 2016 | $16,000 | -69.8% | 1,900 | -66.0% | 0.00% | -66.7% |
| Q3 2015 | $53,000 | +194.4% | 5,595 | +343.0% | 0.01% | +200.0% |
| Q2 2015 | $18,000 | +1700.0% | 1,263 | +321.0% | 0.00% | – |
| Q4 2014 | $1,000 | -99.6% | 300 | -98.7% | 0.00% | -100.0% |
| Q3 2014 | $251,000 | +286.2% | 23,716 | +331.2% | 0.04% | +250.0% |
| Q2 2014 | $65,000 | +182.6% | 5,500 | +243.8% | 0.01% | +100.0% |
| Q1 2014 | $23,000 | -55.8% | 1,600 | -55.6% | 0.01% | -80.0% |
| Q4 2013 | $52,000 | – | 3,600 | – | 0.02% | – |
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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% |