MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 77 filers reported holding MERSANA THERAPEUTICS INC in Q3 2019. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $2,395,000 | +42.9% | 90,000 | 0.0% | 0.02% | +18.8% |
| Q3 2020 | $1,676,000 | -20.4% | 90,000 | 0.0% | 0.02% | -27.3% |
| Q2 2020 | $2,106,000 | +222.5% | 90,000 | -78.2% | 0.02% | +214.3% |
| Q3 2019 | $653,000 | -93.5% | 413,525 | -83.2% | 0.01% | -92.7% |
| Q2 2019 | $9,981,000 | -41.0% | 2,464,415 | -23.4% | 0.10% | -39.6% |
| Q1 2019 | $16,916,000 | +104.5% | 3,216,002 | +58.6% | 0.16% | +82.8% |
| Q4 2018 | $8,272,000 | -55.1% | 2,027,505 | +10.2% | 0.09% | -43.5% |
| Q3 2018 | $18,403,000 | -17.6% | 1,840,333 | +47.1% | 0.15% | -24.9% |
| Q2 2018 | $22,342,000 | +51.9% | 1,250,977 | +34.2% | 0.20% | +39.5% |
| Q1 2018 | $14,704,000 | -0.5% | 932,396 | +3.6% | 0.15% | -2.0% |
| Q4 2017 | $14,783,000 | +79.0% | 899,773 | +88.4% | 0.15% | +59.6% |
| Q3 2017 | $8,260,000 | +68.9% | 477,711 | +36.5% | 0.09% | +54.1% |
| Q2 2017 | $4,890,000 | – | 350,000 | – | 0.06% | – |
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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% |