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 | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $371,955 | +5.6% | 90,500 | +50.6% | 0.00% | 0.0% |
| Q4 2022 | $352,186 | -13.3% | 60,100 | 0.0% | 0.00% | 0.0% |
| Q3 2022 | $406,000 | -62.6% | 60,100 | -74.4% | 0.00% | 0.0% |
| Q2 2022 | $1,087,000 | +30.6% | 235,225 | +12.8% | 0.00% | 0.0% |
| Q1 2022 | $832,000 | -51.4% | 208,520 | -24.0% | 0.00% | 0.0% |
| Q4 2021 | $1,713,000 | -21.9% | 274,368 | +18.0% | 0.00% | -50.0% |
| Q3 2021 | $2,192,000 | -43.1% | 232,457 | -18.0% | 0.00% | -33.3% |
| Q2 2021 | $3,849,000 | -15.6% | 283,450 | +0.5% | 0.00% | -25.0% |
| Q1 2021 | $4,563,000 | -25.1% | 281,983 | +23.2% | 0.00% | -33.3% |
| Q4 2020 | $6,092,000 | +38.5% | 228,931 | -3.1% | 0.01% | +20.0% |
| Q3 2020 | $4,399,000 | +33.1% | 236,249 | +67.3% | 0.01% | +25.0% |
| Q2 2020 | $3,304,000 | +1458.5% | 141,215 | +170.3% | 0.00% | – |
| Q2 2019 | $212,000 | -21.2% | 52,247 | +2.1% | 0.00% | – |
| Q1 2019 | $269,000 | +205.7% | 51,173 | +136.4% | 0.00% | – |
| Q4 2018 | $88,000 | -80.7% | 21,646 | -52.6% | 0.00% | – |
| Q3 2018 | $456,000 | -61.1% | 45,625 | -30.5% | 0.00% | -100.0% |
| Q2 2018 | $1,172,000 | +13.2% | 65,625 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $1,035,000 | -23.3% | 65,625 | -20.1% | 0.00% | 0.0% |
| Q4 2017 | $1,349,000 | -4.9% | 82,099 | 0.0% | 0.00% | 0.0% |
| Q3 2017 | $1,419,000 | – | 82,099 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| RHO CAPITAL PARTNERS INC | 796,458 | $14,830,000 | 12.35% |
| Consonance Capital Management LP | 3,468,171 | $64,577,000 | 7.87% |
| Sarissa Capital Management LP | 2,837,000 | $52,824,000 | 6.22% |
| Bain Capital Life Sciences Investors, LLC | 3,445,667 | $64,158,000 | 5.98% |
| Ghost Tree Capital, LLC | 1,050,000 | $19,551,000 | 5.65% |
| NEA Management Company, LLC | 5,959,520 | $110,966,000 | 4.70% |
| Soleus Capital Management, L.P. | 393,041 | $7,318,000 | 3.88% |
| ACUTA CAPITAL PARTNERS, LLC | 667,500 | $12,429,000 | 3.38% |
| Avoro Capital Advisors LLC | 6,800,000 | $126,616,000 | 1.80% |
| FNY Investment Advisers, LLC | 199,800 | $3,720,000 | 1.57% |