IMMUNOGEN INC's ticker is IMGN and the CUSIP is 45253H101. A total of 214 filers reported holding IMMUNOGEN INC in Q4 2020. The put-call ratio across all filers is 0.99 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $8,175,209 | +1.2% | 515,136 | +20.3% | 0.01% | +10.0% |
| Q2 2023 | $8,079,945 | +204.4% | 428,190 | -38.1% | 0.01% | +233.3% |
| Q1 2023 | $2,654,211 | -26.5% | 691,201 | -5.1% | 0.00% | -40.0% |
| Q4 2022 | $3,611,787 | -26.8% | 728,183 | -29.5% | 0.01% | -28.6% |
| Q3 2022 | $4,935,355 | +1172.0% | 1,032,501 | +1099.3% | 0.01% | +600.0% |
| Q2 2022 | $388,000 | -1.0% | 86,089 | +4.4% | 0.00% | 0.0% |
| Q1 2022 | $392,000 | -33.3% | 82,430 | +4.0% | 0.00% | 0.0% |
| Q4 2021 | $588,000 | -77.4% | 79,284 | -82.7% | 0.00% | -80.0% |
| Q3 2021 | $2,601,000 | -19.7% | 458,669 | -6.7% | 0.01% | -16.7% |
| Q2 2021 | $3,240,000 | -21.5% | 491,724 | -3.6% | 0.01% | -25.0% |
| Q1 2021 | $4,130,000 | +10.9% | 509,856 | -11.7% | 0.01% | 0.0% |
| Q4 2020 | $3,723,000 | +1623.6% | 577,228 | +864.2% | 0.01% | – |
| Q3 2020 | $216,000 | -21.5% | 59,863 | 0.0% | 0.00% | -100.0% |
| Q2 2020 | $275,000 | -3.8% | 59,863 | -28.6% | 0.00% | 0.0% |
| Q1 2020 | $286,000 | -21.2% | 83,859 | +18.0% | 0.00% | 0.0% |
| Q4 2019 | $363,000 | +150.3% | 71,058 | +18.9% | 0.00% | – |
| Q3 2019 | $145,000 | +11.5% | 59,748 | 0.0% | 0.00% | – |
| Q2 2019 | $130,000 | -96.6% | 59,748 | -95.8% | 0.00% | -100.0% |
| Q1 2019 | $3,866,000 | -63.9% | 1,426,439 | -36.1% | 0.01% | -65.4% |
| Q4 2018 | $10,718,000 | -53.3% | 2,232,721 | -7.9% | 0.03% | -44.7% |
| Q3 2018 | $22,955,000 | +27.6% | 2,424,017 | +31.1% | 0.05% | +23.7% |
| Q2 2018 | $17,993,000 | +3803.0% | 1,849,256 | +4117.8% | 0.04% | +3700.0% |
| Q1 2018 | $461,000 | +64.1% | 43,844 | 0.0% | 0.00% | 0.0% |
| Q4 2017 | $281,000 | -14.6% | 43,844 | +1.9% | 0.00% | 0.0% |
| Q3 2017 | $329,000 | +2.8% | 43,031 | -4.5% | 0.00% | 0.0% |
| Q2 2017 | $320,000 | +101.3% | 45,066 | +10.0% | 0.00% | – |
| Q1 2017 | $159,000 | +89.3% | 40,961 | 0.0% | 0.00% | – |
| Q4 2016 | $84,000 | -23.6% | 40,961 | 0.0% | 0.00% | – |
| Q3 2016 | $110,000 | -12.7% | 40,961 | 0.0% | 0.00% | – |
| Q2 2016 | $126,000 | -63.9% | 40,961 | 0.0% | 0.00% | -100.0% |
| Q1 2016 | $349,000 | -37.2% | 40,961 | 0.0% | 0.00% | 0.0% |
| Q4 2015 | $556,000 | +41.5% | 40,961 | 0.0% | 0.00% | 0.0% |
| Q3 2015 | $393,000 | -42.7% | 40,961 | -14.1% | 0.00% | -50.0% |
| Q2 2015 | $686,000 | +60.7% | 47,705 | 0.0% | 0.00% | +100.0% |
| Q1 2015 | $427,000 | +46.7% | 47,705 | 0.0% | 0.00% | 0.0% |
| Q4 2014 | $291,000 | -42.4% | 47,705 | 0.0% | 0.00% | 0.0% |
| Q3 2014 | $505,000 | -10.6% | 47,705 | 0.0% | 0.00% | 0.0% |
| Q2 2014 | $565,000 | -20.6% | 47,705 | 0.0% | 0.00% | -50.0% |
| Q1 2014 | $712,000 | +1.7% | 47,705 | 0.0% | 0.00% | 0.0% |
| Q4 2013 | $700,000 | -13.8% | 47,705 | 0.0% | 0.00% | 0.0% |
| Q3 2013 | $812,000 | +2.7% | 47,705 | 0.0% | 0.00% | 0.0% |
| Q2 2013 | $791,000 | – | 47,705 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SILVERARC CAPITAL MANAGEMENT, LLC | 600,000 | $3,870,000 | 2.25% |
| CM Management, LLC | 375,000 | $2,419,000 | 2.24% |
| Consonance Capital Management LP | 3,515,944 | $22,678,000 | 2.12% |
| RA Capital Management | 18,417,458 | $118,793,000 | 1.66% |
| Kercheville Advisors, LLC | 244,421 | $1,564,000 | 0.85% |
| Redmile Group, LLC | 10,528,179 | $67,907,000 | 0.82% |
| Birchview Capital, LP | 190,000 | $1,226,000 | 0.71% |
| QVT Financial LP | 1,375,900 | $8,875,000 | 0.49% |
| Fernwood Investment Management, LLC | 149,340 | $963,000 | 0.38% |
| TWIN FOCUS CAPITAL PARTNERS, LLC | 104,068 | $671,000 | 0.21% |