MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 154 filers reported holding MERSANA THERAPEUTICS INC in Q4 2022. The put-call ratio across all filers is 0.95 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $723 | +460.5% | 219,846 | +601.4% | 0.03% | +416.7% |
| Q1 2023 | $129 | -62.5% | 31,346 | -46.6% | 0.01% | -68.4% |
| Q4 2022 | $344 | -99.9% | 58,658 | 0.0% | 0.02% | -20.8% |
| Q3 2022 | $397,000 | +154.5% | 58,658 | +133.7% | 0.02% | +26.3% |
| Q4 2021 | $156,000 | -7.7% | 25,102 | +40.3% | 0.02% | -13.6% |
| Q3 2021 | $169,000 | -31.9% | 17,892 | +92.1% | 0.02% | -69.0% |
| Q4 2020 | $248,000 | -68.9% | 9,312 | -72.7% | 0.07% | -73.8% |
| Q2 2020 | $797,000 | +226.6% | 34,061 | -18.7% | 0.27% | +163.1% |
| Q1 2020 | $244,000 | -18.1% | 41,881 | -19.5% | 0.10% | +15.7% |
| Q4 2019 | $298,000 | +388.5% | 52,031 | +34.3% | 0.09% | +287.0% |
| Q3 2019 | $61,000 | -61.1% | 38,731 | 0.0% | 0.02% | -60.3% |
| Q2 2019 | $157,000 | +42.7% | 38,731 | +85.0% | 0.06% | -7.9% |
| Q1 2019 | $110,000 | – | 20,933 | – | 0.06% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| RHO CAPITAL PARTNERS INC | 796,458 | $4,564,000 | 3.47% |
| NEA Management Company, LLC | 11,963,649 | $68,552,000 | 3.24% |
| Sarissa Capital Management LP | 3,750,000 | $21,487,000 | 1.78% |
| VHCP Management III, LLC | 1,561,389 | $8,947,000 | 1.78% |
| VHCP Management II, LLC | 922,514 | $5,286,000 | 1.39% |
| Ghost Tree Capital, LLC | 800,000 | $4,584,000 | 0.87% |
| BVF INC/IL | 1,180,553 | $6,765,000 | 0.51% |
| Sio Capital Management, LLC | 166,250 | $953,000 | 0.23% |
| Rock Springs Capital Management LP | 1,233,000 | $7,065,000 | 0.22% |
| DAFNA Capital Management LLC | 108,463 | $621,000 | 0.21% |