MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 113 filers reported holding MERSANA THERAPEUTICS INC in Q3 2021. The put-call ratio across all filers is 1.35 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $7,368,032 | +6.6% | 5,801,600 | +176.3% | 2.23% | +4.5% |
| Q2 2023 | $6,909,000 | +211.3% | 2,100,000 | +288.8% | 2.14% | +133.3% |
| Q1 2023 | $2,219,642 | -66.8% | 540,059 | -52.6% | 0.92% | -52.1% |
| Q4 2022 | $6,681,467 | -0.6% | 1,140,182 | +14.7% | 1.91% | -15.9% |
| Q3 2022 | $6,720,000 | +71.1% | 994,073 | +16.9% | 2.27% | +88.0% |
| Q2 2022 | $3,927,000 | +131.1% | 850,000 | +579.3% | 1.21% | +59.5% |
| Q2 2021 | $1,699,000 | +319.5% | 125,123 | +400.5% | 0.76% | +243.0% |
| Q1 2021 | $405,000 | +41.6% | 25,000 | +132.3% | 0.22% | +33.1% |
| Q4 2020 | $286,000 | – | 10,763 | – | 0.17% | – |
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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% |