MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 140 filers reported holding MERSANA THERAPEUTICS INC in Q3 2020. The put-call ratio across all filers is 0.38 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1 | – | 1,111 | +11010.0% | 0.00% | – |
| Q2 2023 | $0 | -100.0% | 10 | -100.0% | 0.00% | -100.0% |
| Q4 2020 | $4,395,000 | +18.1% | 165,200 | -17.3% | 1.20% | -23.8% |
| Q3 2020 | $3,720,000 | +10.1% | 199,800 | +38.3% | 1.57% | -20.2% |
| Q2 2020 | $3,379,000 | +893.8% | 144,421 | +147.3% | 1.97% | +660.2% |
| Q1 2020 | $340,000 | – | 58,400 | – | 0.26% | – |
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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% |