MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 154 filers reported holding MERSANA THERAPEUTICS INC in Q4 2022. The put-call ratio across all filers is 0.95 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $59 | -69.3% | 46,640 | +0.1% | 0.00% | -50.0% |
| Q1 2023 | $192 | -33.1% | 46,605 | -4.8% | 0.00% | -33.3% |
| Q4 2022 | $287 | -99.9% | 48,931 | +23.6% | 0.00% | 0.0% |
| Q3 2022 | $268,000 | +21.8% | 39,597 | -16.7% | 0.00% | +50.0% |
| Q2 2022 | $220,000 | +117.8% | 47,555 | +192.4% | 0.00% | +100.0% |
| Q4 2021 | $101,000 | -70.8% | 16,263 | -55.7% | 0.00% | -50.0% |
| Q3 2021 | $346,000 | +71.3% | 36,713 | +193.8% | 0.00% | +100.0% |
| Q1 2021 | $202,000 | +12.2% | 12,496 | +84.3% | 0.00% | 0.0% |
| Q4 2020 | $180,000 | -72.5% | 6,781 | -80.7% | 0.00% | -75.0% |
| Q3 2020 | $654,000 | +64.7% | 35,108 | +107.1% | 0.00% | +33.3% |
| Q2 2020 | $397,000 | +429.3% | 16,953 | +31.4% | 0.00% | +200.0% |
| Q1 2020 | $75,000 | – | 12,897 | – | 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% |