MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 140 filers reported holding MERSANA THERAPEUTICS INC in Q3 2020. The put-call ratio across all filers is 0.38 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $4,980 | -53.2% | 3,927 | +21.4% | 0.00% | – |
| Q2 2023 | $10,637 | -20.0% | 3,235 | 0.0% | 0.00% | – |
| Q1 2023 | $13,289 | -30.1% | 3,235 | 0.0% | 0.00% | – |
| Q4 2022 | $19,000 | -13.6% | 3,235 | 0.0% | 0.00% | – |
| Q3 2022 | $22,000 | +46.7% | 3,235 | 0.0% | 0.00% | – |
| Q2 2022 | $15,000 | +25.0% | 3,235 | +3.8% | 0.00% | – |
| Q1 2022 | $12,000 | +140.0% | 3,117 | +255.4% | 0.00% | – |
| Q4 2021 | $5,000 | -37.5% | 877 | 0.0% | 0.00% | – |
| Q3 2021 | $8,000 | -27.3% | 877 | +7.7% | 0.00% | – |
| Q2 2021 | $11,000 | +120.0% | 814 | +189.7% | 0.00% | – |
| Q1 2021 | $5,000 | +400.0% | 281 | +462.0% | 0.00% | – |
| Q4 2020 | $1,000 | 0.0% | 50 | 0.0% | 0.00% | – |
| Q3 2020 | $1,000 | 0.0% | 50 | 0.0% | 0.00% | – |
| Q2 2020 | $1,000 | -66.7% | 50 | -88.9% | 0.00% | – |
| Q1 2020 | $3,000 | – | 450 | – | 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% |