MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 113 filers reported holding MERSANA THERAPEUTICS INC in Q3 2021. The put-call ratio across all filers is 1.35 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $5 | +25.0% | 30,000 | +2400.0% | 0.00% | – |
| Q1 2023 | $4 | -42.9% | 1,200 | 0.0% | 0.00% | -100.0% |
| Q4 2022 | $7 | -99.9% | 1,200 | 0.0% | 0.00% | 0.0% |
| Q3 2022 | $8,000 | +60.0% | 1,200 | -7.7% | 0.00% | – |
| Q2 2022 | $5,000 | +25.0% | 1,300 | 0.0% | 0.00% | – |
| Q1 2022 | $4,000 | -42.9% | 1,300 | +8.3% | 0.00% | – |
| Q4 2021 | $7,000 | -36.4% | 1,200 | 0.0% | 0.00% | – |
| Q3 2021 | $11,000 | -91.9% | 1,200 | -90.2% | 0.00% | -100.0% |
| Q2 2021 | $135,000 | +27.4% | 12,200 | +19.6% | 0.01% | +40.0% |
| Q1 2021 | $106,000 | +307.7% | 10,200 | -50.7% | 0.01% | +400.0% |
| Q4 2020 | $26,000 | +13.0% | 20,700 | +404.9% | 0.00% | 0.0% |
| Q3 2020 | $23,000 | -52.1% | 4,100 | -72.1% | 0.00% | -66.7% |
| Q2 2020 | $48,000 | +4700.0% | 14,700 | +7250.0% | 0.00% | – |
| Q1 2020 | $1,000 | – | 200 | – | 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% |