MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 71 filers reported holding MERSANA THERAPEUTICS INC in Q4 2019. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $2,136,000 | -16.0% | 157,259 | 0.0% | 0.53% | +2.9% |
| Q1 2021 | $2,544,000 | -48.3% | 157,259 | -15.0% | 0.52% | -48.8% |
| Q4 2020 | $4,922,000 | -9.4% | 184,959 | -36.6% | 1.01% | -6.3% |
| Q3 2020 | $5,433,000 | -37.6% | 291,781 | -21.5% | 1.08% | -57.6% |
| Q2 2020 | $8,700,000 | +797.8% | 371,781 | +123.6% | 2.54% | +681.2% |
| Q1 2020 | $969,000 | +1.7% | 166,250 | 0.0% | 0.32% | +43.2% |
| Q4 2019 | $953,000 | – | 166,250 | – | 0.23% | – |
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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% |