IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 203 filers reported holding IMMUNOGEN INC in Q4 2018. The put-call ratio across all filers is 0.17 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $576,000 | +85.8% | 112,765 | -11.9% | 0.03% | +75.0% |
| Q3 2019 | $310,000 | -7.7% | 127,945 | -17.4% | 0.02% | -15.8% |
| Q2 2019 | $336,000 | -72.1% | 154,902 | -65.2% | 0.02% | -73.6% |
| Q1 2019 | $1,206,000 | +161.6% | 445,118 | +813.2% | 0.07% | +242.9% |
| Q3 2018 | $461,000 | -52.6% | 48,745 | -47.3% | 0.02% | -46.2% |
| Q1 2018 | $972,000 | -23.5% | 92,456 | -44.3% | 0.04% | -40.0% |
| Q3 2017 | $1,270,000 | +392.2% | 166,036 | +97.5% | 0.06% | +400.0% |
| Q2 2016 | $258,000 | -91.8% | 84,049 | -76.2% | 0.01% | -88.1% |
| Q1 2015 | $3,157,000 | +113.6% | 352,751 | +45.5% | 0.11% | +98.2% |
| Q4 2014 | $1,478,000 | +189.2% | 242,432 | +607.5% | 0.06% | +103.7% |
| Q1 2014 | $511,000 | -67.8% | 34,268 | -63.2% | 0.03% | -68.6% |
| Q3 2013 | $1,585,000 | -42.7% | 93,173 | -44.1% | 0.09% | -5.5% |
| Q2 2013 | $2,766,000 | – | 166,744 | – | 0.09% | – |
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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% |