IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 154 filers reported holding IMMUNOGEN INC in Q4 2015. The put-call ratio across all filers is 0.63 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $317,400 | +0.0% | 20,000 | +18.9% | 0.00% | – |
| Q2 2023 | $317,374 | -80.0% | 16,819 | -94.0% | 0.00% | -100.0% |
| Q3 2021 | $1,587,000 | +979.6% | 279,963 | +872.6% | 0.00% | – |
| Q4 2019 | $147,000 | +359.4% | 28,786 | +119.3% | 0.00% | – |
| Q3 2019 | $32,000 | +3.2% | 13,124 | -8.2% | 0.00% | – |
| Q2 2019 | $31,000 | -83.7% | 14,297 | -79.6% | 0.00% | -100.0% |
| Q1 2019 | $190,000 | +8.6% | 70,234 | +92.4% | 0.00% | 0.0% |
| Q4 2018 | $175,000 | -23.6% | 36,498 | +50.8% | 0.00% | 0.0% |
| Q3 2018 | $229,000 | -2.6% | 24,200 | +0.1% | 0.00% | 0.0% |
| Q2 2018 | $235,000 | +78.0% | 24,181 | +92.0% | 0.00% | 0.0% |
| Q1 2018 | $132,000 | +15.8% | 12,592 | -29.1% | 0.00% | – |
| Q4 2017 | $114,000 | -58.2% | 17,750 | -50.3% | 0.00% | -100.0% |
| Q3 2017 | $273,000 | +111.6% | 35,750 | +97.4% | 0.00% | 0.0% |
| Q2 2017 | $129,000 | -37.7% | 18,112 | -66.1% | 0.00% | 0.0% |
| Q1 2017 | $207,000 | +314.0% | 53,444 | +116.4% | 0.00% | – |
| Q4 2016 | $50,000 | -31.5% | 24,700 | -9.9% | 0.00% | – |
| Q3 2016 | $73,000 | +30.4% | 27,418 | +50.0% | 0.00% | – |
| Q2 2016 | $56,000 | -62.7% | 18,276 | +3.8% | 0.00% | -100.0% |
| Q1 2016 | $150,000 | -32.7% | 17,605 | +7.0% | 0.00% | -50.0% |
| Q4 2015 | $223,000 | +32.0% | 16,447 | -6.6% | 0.00% | +100.0% |
| Q3 2015 | $169,000 | -21.4% | 17,615 | +18.1% | 0.00% | -50.0% |
| Q2 2015 | $215,000 | +68.0% | 14,919 | +4.3% | 0.00% | +100.0% |
| Q1 2015 | $128,000 | +48.8% | 14,300 | -5.6% | 0.00% | 0.0% |
| Q4 2014 | $86,000 | -42.7% | 15,155 | +0.5% | 0.00% | -50.0% |
| Q3 2014 | $150,000 | -6.2% | 15,076 | +11.7% | 0.00% | 0.0% |
| Q2 2014 | $160,000 | -17.9% | 13,500 | +3.6% | 0.00% | -33.3% |
| Q1 2014 | $195,000 | -15.9% | 13,029 | -17.5% | 0.00% | -25.0% |
| Q4 2013 | $232,000 | +383.3% | 15,800 | +457.7% | 0.00% | +300.0% |
| Q3 2013 | $48,000 | +2.1% | 2,833 | 0.0% | 0.00% | 0.0% |
| Q2 2013 | $47,000 | – | 2,833 | – | 0.00% | – |
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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% |