MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 66 filers reported holding MERSANA THERAPEUTICS INC in Q1 2019. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $200,406 | -97.8% | 157,800 | -94.2% | 0.00% | -100.0% |
| Q2 2023 | $8,920,210 | -13.1% | 2,711,310 | +8.6% | 0.02% | -22.7% |
| Q1 2023 | $10,261,478 | -30.6% | 2,496,710 | -1.1% | 0.02% | -33.3% |
| Q4 2022 | $14,790,546 | +314.1% | 2,523,984 | +377.6% | 0.03% | +312.5% |
| Q3 2022 | $3,572,000 | +2647.7% | 528,468 | +1517.7% | 0.01% | – |
| Q1 2022 | $130,000 | -96.4% | 32,667 | -91.5% | 0.00% | -100.0% |
| Q3 2021 | $3,628,000 | +1248.7% | 384,736 | +1838.7% | 0.02% | +1400.0% |
| Q2 2021 | $269,000 | -89.1% | 19,845 | -87.0% | 0.00% | -90.9% |
| Q1 2021 | $2,461,000 | -6.6% | 152,110 | +53.5% | 0.01% | -21.4% |
| Q4 2020 | $2,636,000 | +1272.9% | 99,098 | -18.5% | 0.01% | +600.0% |
| Q3 2019 | $192,000 | -72.5% | 121,543 | -29.5% | 0.00% | -66.7% |
| Q2 2019 | $698,000 | +147.5% | 172,381 | +222.3% | 0.01% | +500.0% |
| Q1 2019 | $282,000 | – | 53,482 | – | 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% |