MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 130 filers reported holding MERSANA THERAPEUTICS INC in Q3 2023. The put-call ratio across all filers is 0.05 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $29,337 | -61.4% | 23,100 | 0.0% | 0.00% | -75.0% |
| Q2 2023 | $75,999 | -20.0% | 23,100 | 0.0% | 0.00% | -20.0% |
| Q1 2023 | $94,941 | -29.9% | 23,100 | 0.0% | 0.01% | -37.5% |
| Q4 2022 | $135,366 | -13.2% | 23,100 | 0.0% | 0.01% | -20.0% |
| Q3 2022 | $156,000 | +45.8% | 23,100 | 0.0% | 0.01% | +66.7% |
| Q2 2022 | $107,000 | +16.3% | 23,100 | 0.0% | 0.01% | +20.0% |
| Q1 2022 | $92,000 | -36.1% | 23,100 | 0.0% | 0.01% | 0.0% |
| Q4 2021 | $144,000 | -33.9% | 23,100 | 0.0% | 0.01% | -50.0% |
| Q3 2021 | $218,000 | -30.6% | 23,100 | 0.0% | 0.01% | -37.5% |
| Q2 2021 | $314,000 | -16.0% | 23,100 | 0.0% | 0.02% | -5.9% |
| Q1 2021 | $374,000 | -46.2% | 23,100 | -11.6% | 0.02% | -45.2% |
| Q4 2020 | $695,000 | +221.8% | 26,128 | +125.5% | 0.03% | +158.3% |
| Q3 2020 | $216,000 | – | 11,589 | – | 0.01% | – |
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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% |