IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 218 filers reported holding IMMUNOGEN INC in Q1 2021. The put-call ratio across all filers is 0.73 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $5,782,945 | -15.8% | 364,396 | +0.1% | 0.01% | -12.5% |
| Q2 2023 | $6,867,679 | +557794.3% | 363,947 | +13.6% | 0.01% | +300.0% |
| Q1 2023 | $1,231 | -23.1% | 320,502 | -0.6% | 0.00% | 0.0% |
| Q4 2022 | $1,600 | -99.9% | 322,548 | +1.0% | 0.00% | 0.0% |
| Q3 2022 | $1,526,000 | +13.5% | 319,328 | +6.9% | 0.00% | 0.0% |
| Q2 2022 | $1,344,000 | +12.0% | 298,672 | +18.5% | 0.00% | 0.0% |
| Q1 2022 | $1,200,000 | -39.7% | 252,088 | -6.0% | 0.00% | 0.0% |
| Q4 2021 | $1,991,000 | +29.3% | 268,320 | -1.2% | 0.00% | 0.0% |
| Q3 2021 | $1,540,000 | -12.5% | 271,606 | +1.7% | 0.00% | 0.0% |
| Q2 2021 | $1,760,000 | -23.1% | 267,019 | -5.5% | 0.00% | -33.3% |
| Q1 2021 | $2,290,000 | +21.7% | 282,692 | -3.1% | 0.00% | 0.0% |
| Q4 2020 | $1,882,000 | +101.9% | 291,725 | +12.7% | 0.00% | +200.0% |
| Q3 2020 | $932,000 | -30.1% | 258,927 | -10.6% | 0.00% | -50.0% |
| Q2 2020 | $1,333,000 | +70.5% | 289,701 | +26.3% | 0.00% | 0.0% |
| Q1 2020 | $782,000 | -26.7% | 229,317 | +9.7% | 0.00% | 0.0% |
| Q4 2019 | $1,067,000 | +113.4% | 208,965 | +1.2% | 0.00% | +100.0% |
| Q3 2019 | $500,000 | +16.0% | 206,423 | +4.0% | 0.00% | 0.0% |
| Q2 2019 | $431,000 | -13.5% | 198,494 | +8.1% | 0.00% | 0.0% |
| Q1 2019 | $498,000 | -45.0% | 183,673 | -2.7% | 0.00% | -50.0% |
| Q4 2018 | $906,000 | -24.1% | 188,828 | +49.8% | 0.00% | 0.0% |
| Q3 2018 | $1,194,000 | -2.1% | 126,034 | +0.6% | 0.00% | 0.0% |
| Q2 2018 | $1,219,000 | +22.0% | 125,233 | +31.9% | 0.00% | 0.0% |
| Q1 2018 | $999,000 | +71.6% | 94,932 | +4.5% | 0.00% | +100.0% |
| Q4 2017 | $582,000 | -23.7% | 90,849 | -9.0% | 0.00% | -50.0% |
| Q3 2017 | $763,000 | +9.3% | 99,786 | +1.6% | 0.00% | 0.0% |
| Q2 2017 | $698,000 | +76.7% | 98,176 | -3.7% | 0.00% | +100.0% |
| Q1 2017 | $395,000 | +82.0% | 101,943 | -4.0% | 0.00% | 0.0% |
| Q4 2016 | $217,000 | -23.9% | 106,169 | -0.0% | 0.00% | 0.0% |
| Q3 2016 | $285,000 | -16.2% | 106,196 | -3.8% | 0.00% | 0.0% |
| Q2 2016 | $340,000 | -57.6% | 110,371 | +17.3% | 0.00% | -50.0% |
| Q1 2016 | $801,000 | -37.1% | 94,059 | +0.2% | 0.00% | -50.0% |
| Q4 2015 | $1,273,000 | +51.4% | 93,829 | +7.1% | 0.00% | +33.3% |
| Q3 2015 | $841,000 | -34.1% | 87,574 | -1.3% | 0.00% | -25.0% |
| Q2 2015 | $1,276,000 | +50.5% | 88,757 | -6.3% | 0.00% | +100.0% |
| Q1 2015 | $848,000 | +74.1% | 94,747 | +18.6% | 0.00% | +100.0% |
| Q4 2014 | $487,000 | -44.6% | 79,897 | -3.8% | 0.00% | -66.7% |
| Q3 2014 | $879,000 | -17.1% | 83,042 | -7.1% | 0.00% | 0.0% |
| Q2 2014 | $1,060,000 | -29.0% | 89,432 | -10.6% | 0.00% | -25.0% |
| Q1 2014 | $1,494,000 | -2.2% | 100,037 | -3.9% | 0.00% | -20.0% |
| Q4 2013 | $1,527,000 | -14.2% | 104,057 | -0.5% | 0.01% | -16.7% |
| Q3 2013 | $1,780,000 | +1.2% | 104,607 | -1.3% | 0.01% | 0.0% |
| Q2 2013 | $1,759,000 | – | 106,034 | – | 0.01% | – |
Download | ||||||
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% |