MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 137 filers reported holding MERSANA THERAPEUTICS INC in Q1 2021. The put-call ratio across all filers is 0.90 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $298,000 | -34.1% | 47,980 | 0.0% | 0.00% | -25.0% |
| Q3 2021 | $452,000 | -9.6% | 47,980 | +30.2% | 0.00% | -20.0% |
| Q2 2021 | $500,000 | -16.1% | 36,839 | 0.0% | 0.01% | -16.7% |
| Q1 2021 | $596,000 | -39.2% | 36,839 | 0.0% | 0.01% | -40.0% |
| Q4 2020 | $980,000 | +42.9% | 36,839 | 0.0% | 0.01% | +25.0% |
| Q3 2020 | $686,000 | -2.0% | 36,839 | +23.2% | 0.01% | 0.0% |
| Q2 2020 | $700,000 | – | 29,900 | – | 0.01% | – |
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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% |