MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 159 filers reported holding MERSANA THERAPEUTICS INC in Q4 2020. The put-call ratio across all filers is 0.44 and the average weighting 0.9%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $22,173 | -61.4% | 17,459 | 0.0% | 0.00% | – |
| Q2 2023 | $57,440 | +14.1% | 17,459 | +42.6% | 0.00% | – |
| Q1 2023 | $50,335 | -29.9% | 12,247 | 0.0% | 0.00% | – |
| Q4 2022 | $71,767 | +46.5% | 12,247 | +68.6% | 0.00% | – |
| Q3 2022 | $49,000 | +44.1% | 7,262 | 0.0% | 0.00% | – |
| Q2 2022 | $34,000 | +17.2% | 7,262 | 0.0% | 0.00% | – |
| Q1 2022 | $29,000 | -52.5% | 7,262 | -26.1% | 0.00% | – |
| Q4 2021 | $61,000 | -35.8% | 9,826 | -2.6% | 0.00% | -100.0% |
| Q3 2021 | $95,000 | -30.7% | 10,092 | +0.1% | 0.00% | 0.0% |
| Q2 2021 | $137,000 | -14.9% | 10,081 | +1.3% | 0.00% | 0.0% |
| Q1 2021 | $161,000 | -16.6% | 9,947 | +37.0% | 0.00% | 0.0% |
| Q4 2020 | $193,000 | +82.1% | 7,262 | +28.0% | 0.00% | 0.0% |
| Q3 2020 | $106,000 | -20.3% | 5,674 | 0.0% | 0.00% | 0.0% |
| Q2 2020 | $133,000 | – | 5,674 | – | 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% |