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 | $1,107,598 | -44.5% | 336,656 | -30.7% | 0.01% | -57.1% |
| Q1 2023 | $1,996,260 | -18.3% | 485,708 | +16.5% | 0.01% | -30.0% |
| Q4 2022 | $2,442,823 | +69.1% | 416,864 | +95.0% | 0.02% | +33.3% |
| Q3 2022 | $1,445,000 | -16.7% | 213,763 | -23.3% | 0.02% | +66.7% |
| Q4 2021 | $1,734,000 | +13.5% | 278,798 | +72.1% | 0.01% | -10.0% |
| Q3 2021 | $1,528,000 | -4.2% | 162,036 | +37.9% | 0.01% | 0.0% |
| Q2 2021 | $1,595,000 | -46.7% | 117,478 | -36.5% | 0.01% | -50.0% |
| Q1 2021 | $2,995,000 | +262.2% | 185,108 | +495.6% | 0.02% | +150.0% |
| Q4 2020 | $827,000 | -42.6% | 31,080 | -59.9% | 0.01% | -52.9% |
| Q3 2020 | $1,442,000 | +426.3% | 77,445 | +561.8% | 0.02% | +325.0% |
| Q2 2020 | $274,000 | – | 11,703 | – | 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% |