MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 137 filers reported holding MERSANA THERAPEUTICS INC in Q1 2021. The put-call ratio across all filers is 0.90 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $1,375,957 | +2636.0% | 418,224 | +3318.0% | 0.00% | – |
| Q1 2023 | $50,290 | -91.2% | 12,236 | -87.5% | 0.00% | -100.0% |
| Q4 2022 | $571,678 | +449.7% | 97,556 | +534.1% | 0.00% | +100.0% |
| Q3 2022 | $104,000 | -90.1% | 15,386 | -93.2% | 0.00% | -83.3% |
| Q2 2022 | $1,046,000 | -46.4% | 226,372 | -53.7% | 0.01% | -25.0% |
| Q1 2022 | $1,951,000 | +370.1% | 488,997 | +633.4% | 0.01% | +700.0% |
| Q4 2021 | $415,000 | -28.1% | 66,672 | +56.8% | 0.00% | -50.0% |
| Q2 2021 | $577,000 | -35.7% | 42,507 | -23.3% | 0.00% | -60.0% |
| Q1 2021 | $897,000 | -25.4% | 55,415 | +22.6% | 0.01% | -44.4% |
| Q4 2020 | $1,202,000 | +227.5% | 45,187 | +129.4% | 0.01% | +80.0% |
| Q3 2020 | $367,000 | -39.5% | 19,695 | -24.1% | 0.01% | -50.0% |
| Q2 2020 | $607,000 | +754.9% | 25,940 | +114.4% | 0.01% | +400.0% |
| Q1 2020 | $71,000 | – | 12,097 | – | 0.00% | – |
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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% |