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 | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $154,308 | +75.3% | 121,502 | +467.4% | 0.00% | – |
| Q1 2023 | $88,016 | -64.1% | 21,415 | -65.2% | 0.00% | -100.0% |
| Q1 2022 | $245,000 | -36.2% | 61,525 | -0.3% | 0.00% | 0.0% |
| Q4 2021 | $384,000 | +72.2% | 61,715 | +161.0% | 0.00% | 0.0% |
| Q3 2021 | $223,000 | +8.3% | 23,650 | +55.6% | 0.00% | 0.0% |
| Q2 2021 | $206,000 | +758.3% | 15,200 | -0.2% | 0.00% | – |
| Q3 2019 | $24,000 | -55.6% | 15,230 | +13.8% | 0.00% | – |
| Q2 2019 | $54,000 | – | 13,389 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| RHO CAPITAL PARTNERS INC | 796,458 | $4,564,000 | 3.47% |
| NEA Management Company, LLC | 11,963,649 | $68,552,000 | 3.24% |
| Sarissa Capital Management LP | 3,750,000 | $21,487,000 | 1.78% |
| VHCP Management III, LLC | 1,561,389 | $8,947,000 | 1.78% |
| VHCP Management II, LLC | 922,514 | $5,286,000 | 1.39% |
| Ghost Tree Capital, LLC | 800,000 | $4,584,000 | 0.87% |
| BVF INC/IL | 1,180,553 | $6,765,000 | 0.51% |
| Sio Capital Management, LLC | 166,250 | $953,000 | 0.23% |
| Rock Springs Capital Management LP | 1,233,000 | $7,065,000 | 0.22% |
| DAFNA Capital Management LLC | 108,463 | $621,000 | 0.21% |