MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 159 filers reported holding MERSANA THERAPEUTICS INC in Q4 2020. The put-call ratio across all filers is 0.44 and the average weighting 0.9%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $373,894 | -86.2% | 294,405 | -64.1% | 0.00% | -100.0% |
| Q2 2023 | $2,700,064 | -10.0% | 820,688 | +12.5% | 0.00% | 0.0% |
| Q1 2023 | $2,998,948 | -23.7% | 729,671 | +8.7% | 0.00% | 0.0% |
| Q4 2022 | $3,932,218 | -9.6% | 671,027 | +4.3% | 0.00% | -50.0% |
| Q3 2022 | $4,352,000 | +43.5% | 643,645 | -1.9% | 0.00% | +100.0% |
| Q2 2022 | $3,032,000 | +63.5% | 656,164 | +41.2% | 0.00% | 0.0% |
| Q1 2022 | $1,854,000 | -38.9% | 464,660 | -4.8% | 0.00% | 0.0% |
| Q4 2021 | $3,036,000 | -33.3% | 488,005 | +1.2% | 0.00% | 0.0% |
| Q3 2021 | $4,549,000 | -18.8% | 482,310 | +16.9% | 0.00% | -50.0% |
| Q2 2021 | $5,602,000 | -6.5% | 412,473 | +11.4% | 0.00% | 0.0% |
| Q1 2021 | $5,990,000 | -37.2% | 370,183 | +3.3% | 0.00% | -50.0% |
| Q4 2020 | $9,534,000 | +44.8% | 358,252 | +1.4% | 0.00% | +33.3% |
| Q3 2020 | $6,582,000 | +136.9% | 353,475 | +197.8% | 0.00% | +200.0% |
| Q2 2020 | $2,778,000 | +453.4% | 118,689 | +37.8% | 0.00% | – |
| Q1 2020 | $502,000 | +2.9% | 86,105 | +1.2% | 0.00% | – |
| Q4 2019 | $488,000 | +261.5% | 85,045 | 0.0% | 0.00% | – |
| Q3 2019 | $135,000 | -60.9% | 85,045 | 0.0% | 0.00% | – |
| Q2 2019 | $345,000 | +87.5% | 85,045 | +144.0% | 0.00% | – |
| Q1 2019 | $184,000 | +84.0% | 34,850 | +42.2% | 0.00% | – |
| Q4 2018 | $100,000 | -64.4% | 24,500 | -12.8% | 0.00% | – |
| Q3 2018 | $281,000 | -35.8% | 28,100 | +14.7% | 0.00% | – |
| Q2 2018 | $438,000 | +36.4% | 24,500 | +20.7% | 0.00% | – |
| Q1 2018 | $321,000 | – | 20,300 | – | 0.00% | – |
Download | ||||||
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% |