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 | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $16,973,000 | -30.8% | 1,799,838 | -0.4% | 0.03% | -19.4% |
| Q2 2021 | $24,529,000 | -16.3% | 1,806,267 | -0.2% | 0.04% | -18.2% |
| Q1 2021 | $29,294,000 | -39.0% | 1,810,505 | +0.3% | 0.04% | -43.6% |
| Q4 2020 | $48,027,000 | +66.4% | 1,804,828 | +16.4% | 0.08% | +47.2% |
| Q3 2020 | $28,861,000 | – | 1,550,000 | – | 0.05% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sarissa Capital Management LP | 4,005,600 | $64,810,000 | 6.21% |
| Bain Capital Life Sciences Investors, LLC | 3,695,667 | $59,796,000 | 3.39% |
| COMMODORE CAPITAL LP | 429,228 | $6,945,000 | 2.77% |
| ACUTA CAPITAL PARTNERS, LLC | 357,689 | $5,787,000 | 2.09% |
| Avoro Capital Advisors LLC | 6,800,000 | $110,024,000 | 1.90% |
| Ghost Tree Capital, LLC | 450,000 | $7,281,000 | 1.71% |
| RHO CAPITAL PARTNERS INC | 796,458 | $12,887,000 | 1.24% |
| Rock Springs Capital Management LP | 2,775,127 | $44,902,000 | 0.98% |
| Sio Capital Management, LLC | 157,259 | $2,544,000 | 0.52% |
| Bellevue Group AG | 2,850,010 | $46,113,000 | 0.49% |