MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 129 filers reported holding MERSANA THERAPEUTICS INC in Q2 2022. The put-call ratio across all filers is 297.00 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $371,955 | +5.6% | 90,500 | +50.6% | 0.00% | 0.0% |
| Q4 2022 | $352,186 | -13.3% | 60,100 | 0.0% | 0.00% | 0.0% |
| Q3 2022 | $406,000 | -62.6% | 60,100 | -74.4% | 0.00% | 0.0% |
| Q2 2022 | $1,087,000 | +30.6% | 235,225 | +12.8% | 0.00% | 0.0% |
| Q1 2022 | $832,000 | -51.4% | 208,520 | -24.0% | 0.00% | 0.0% |
| Q4 2021 | $1,713,000 | -21.9% | 274,368 | +18.0% | 0.00% | -50.0% |
| Q3 2021 | $2,192,000 | -43.1% | 232,457 | -18.0% | 0.00% | -33.3% |
| Q2 2021 | $3,849,000 | -15.6% | 283,450 | +0.5% | 0.00% | -25.0% |
| Q1 2021 | $4,563,000 | -25.1% | 281,983 | +23.2% | 0.00% | -33.3% |
| Q4 2020 | $6,092,000 | +38.5% | 228,931 | -3.1% | 0.01% | +20.0% |
| Q3 2020 | $4,399,000 | +33.1% | 236,249 | +67.3% | 0.01% | +25.0% |
| Q2 2020 | $3,304,000 | +1458.5% | 141,215 | +170.3% | 0.00% | – |
| Q2 2019 | $212,000 | -21.2% | 52,247 | +2.1% | 0.00% | – |
| Q1 2019 | $269,000 | +205.7% | 51,173 | +136.4% | 0.00% | – |
| Q4 2018 | $88,000 | -80.7% | 21,646 | -52.6% | 0.00% | – |
| Q3 2018 | $456,000 | -61.1% | 45,625 | -30.5% | 0.00% | -100.0% |
| Q2 2018 | $1,172,000 | +13.2% | 65,625 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $1,035,000 | -23.3% | 65,625 | -20.1% | 0.00% | 0.0% |
| Q4 2017 | $1,349,000 | -4.9% | 82,099 | 0.0% | 0.00% | 0.0% |
| Q3 2017 | $1,419,000 | – | 82,099 | – | 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% |