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 | $1,176 | -65.9% | 925,919 | -11.6% | 0.00% | -60.0% |
| Q2 2023 | $3,448 | -32.9% | 1,047,919 | -16.2% | 0.01% | -28.6% |
| Q1 2023 | $5,140 | +53.4% | 1,250,519 | +118.7% | 0.01% | +40.0% |
| Q4 2022 | $3,350 | -99.9% | 571,719 | -18.2% | 0.01% | -28.6% |
| Q3 2022 | $4,724,000 | +79.3% | 698,819 | +22.5% | 0.01% | +133.3% |
| Q2 2022 | $2,635,000 | -28.2% | 570,319 | -38.0% | 0.00% | -25.0% |
| Q1 2022 | $3,668,000 | +72.1% | 919,200 | +168.3% | 0.00% | +33.3% |
| Q4 2021 | $2,131,000 | +60.1% | 342,600 | +379.2% | 0.00% | +200.0% |
| Q3 2020 | $1,331,000 | -83.3% | 71,500 | -79.0% | 0.00% | -85.7% |
| Q2 2020 | $7,962,000 | +74.3% | 340,268 | -56.6% | 0.01% | +75.0% |
| Q1 2020 | $4,568,000 | +10.8% | 783,568 | +8.9% | 0.00% | +33.3% |
| Q4 2019 | $4,124,000 | +240.5% | 719,768 | -6.1% | 0.00% | +200.0% |
| Q3 2019 | $1,211,000 | +12.4% | 766,725 | +188.2% | 0.00% | 0.0% |
| Q2 2019 | $1,077,000 | +17.3% | 266,020 | +52.4% | 0.00% | 0.0% |
| Q1 2019 | $918,000 | – | 174,520 | – | 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% |