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 | $6,485 | -61.4% | 5,106 | 0.0% | 0.00% | -100.0% |
| Q2 2023 | $16,799 | +5.2% | 5,106 | +31.5% | 0.00% | 0.0% |
| Q1 2023 | $15,963 | -58.1% | 3,884 | -40.3% | 0.00% | -50.0% |
| Q4 2022 | $38,137 | +18.6% | 6,508 | +36.8% | 0.00% | 0.0% |
| Q3 2022 | $32,164 | +46.3% | 4,758 | 0.0% | 0.00% | +100.0% |
| Q2 2022 | $21,982 | +15.8% | 4,758 | 0.0% | 0.00% | 0.0% |
| Q1 2022 | $18,984 | -67.9% | 4,758 | -50.0% | 0.00% | 0.0% |
| Q4 2021 | $59,227 | -58.0% | 9,522 | -36.3% | 0.00% | -50.0% |
| Q3 2021 | $140,997 | -47.5% | 14,952 | -24.4% | 0.00% | -50.0% |
| Q2 2021 | $268,504 | +13.6% | 19,772 | +35.4% | 0.00% | 0.0% |
| Q1 2021 | $236,309 | -43.9% | 14,605 | -7.8% | 0.00% | -33.3% |
| Q4 2020 | $421,343 | +46.1% | 15,834 | +2.2% | 0.01% | +20.0% |
| Q3 2020 | $288,349 | -14.1% | 15,486 | +7.9% | 0.01% | -16.7% |
| Q2 2020 | $335,767 | +1009.5% | 14,349 | +176.4% | 0.01% | +500.0% |
| Q1 2020 | $30,264 | – | 5,191 | – | 0.00% | – |
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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% |