IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 134 filers reported holding IMMUNOGEN INC in Q4 2014. The put-call ratio across all filers is 0.36 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2017 | $355,000 | -0.3% | 46,374 | -7.5% | 0.00% | 0.0% |
| Q2 2017 | $356,000 | +83.5% | 50,139 | 0.0% | 0.00% | 0.0% |
| Q1 2017 | $194,000 | +65.8% | 50,139 | -12.6% | 0.00% | – |
| Q4 2016 | $117,000 | -24.0% | 57,383 | 0.0% | 0.00% | -100.0% |
| Q3 2016 | $154,000 | -13.0% | 57,383 | 0.0% | 0.00% | 0.0% |
| Q2 2016 | $177,000 | -63.8% | 57,383 | +3.6% | 0.00% | -50.0% |
| Q1 2016 | $489,000 | -36.8% | 55,384 | -2.9% | 0.00% | -33.3% |
| Q4 2015 | $774,000 | +44.4% | 57,051 | +2.1% | 0.00% | +50.0% |
| Q3 2015 | $536,000 | -33.3% | 55,862 | 0.0% | 0.00% | -33.3% |
| Q2 2015 | $803,000 | +42.4% | 55,862 | -11.4% | 0.00% | +50.0% |
| Q1 2015 | $564,000 | +40.6% | 63,048 | -4.0% | 0.00% | 0.0% |
| Q4 2014 | $401,000 | -62.5% | 65,685 | -35.0% | 0.00% | -60.0% |
| Q3 2014 | $1,070,000 | -10.3% | 101,037 | +0.3% | 0.01% | 0.0% |
| Q2 2014 | $1,193,000 | -20.0% | 100,710 | +0.8% | 0.01% | -28.6% |
| Q1 2014 | $1,492,000 | +1.7% | 99,914 | -0.1% | 0.01% | +16.7% |
| Q4 2013 | $1,467,000 | -15.3% | 100,021 | -1.8% | 0.01% | -25.0% |
| Q3 2013 | $1,733,000 | +6.3% | 101,826 | +3.6% | 0.01% | -11.1% |
| Q2 2013 | $1,631,000 | – | 98,293 | – | 0.01% | – |
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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% |