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 | $29,242 | -91.4% | 23,025 | -77.6% | 0.00% | – |
| Q2 2023 | $338,551 | -15.3% | 102,903 | +5.8% | 0.00% | – |
| Q1 2023 | $399,800 | +3898.0% | 97,275 | +6131.6% | 0.00% | – |
| Q3 2022 | $10,000 | +100.0% | 1,561 | +37.2% | 0.00% | – |
| Q2 2022 | $5,000 | -93.0% | 1,138 | -93.6% | 0.00% | – |
| Q1 2022 | $71,000 | -72.6% | 17,734 | -57.5% | 0.00% | – |
| Q4 2021 | $259,000 | +418.0% | 41,742 | +678.8% | 0.00% | – |
| Q3 2021 | $50,000 | +4900.0% | 5,360 | +10207.7% | 0.00% | – |
| Q2 2021 | $1,000 | -99.7% | 52 | -99.8% | 0.00% | – |
| Q1 2021 | $345,000 | -89.5% | 21,347 | -82.7% | 0.00% | -100.0% |
| Q4 2020 | $3,275,000 | +36.2% | 123,048 | -4.7% | 0.00% | 0.0% |
| Q3 2020 | $2,405,000 | -14.5% | 129,170 | -13.9% | 0.00% | 0.0% |
| Q2 2020 | $2,812,000 | +530.5% | 150,088 | +96.4% | 0.00% | – |
| Q1 2020 | $446,000 | +88.2% | 76,434 | +84.6% | 0.00% | – |
| Q4 2019 | $237,000 | +203.8% | 41,395 | -16.9% | 0.00% | – |
| Q3 2019 | $78,000 | +310.5% | 49,835 | +946.1% | 0.00% | – |
| Q2 2019 | $19,000 | -36.7% | 4,764 | -16.8% | 0.00% | – |
| Q1 2019 | $30,000 | +30.4% | 5,727 | -0.3% | 0.00% | – |
| Q4 2018 | $23,000 | -86.1% | 5,746 | -65.5% | 0.00% | – |
| Q3 2018 | $166,000 | -44.1% | 16,675 | +0.6% | 0.00% | – |
| Q2 2018 | $297,000 | +237.5% | 16,576 | +196.1% | 0.00% | – |
| Q1 2018 | $88,000 | +15.8% | 5,598 | +20.3% | 0.00% | – |
| Q4 2017 | $76,000 | +1166.7% | 4,655 | +1222.4% | 0.00% | – |
| Q3 2017 | $6,000 | – | 352 | – | 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% |