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 | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $1,064,075 | +82.5% | 370,540 | +330.1% | 0.01% | +80.0% |
| Q3 2022 | $583,000 | +176.3% | 86,151 | +62.9% | 0.01% | +150.0% |
| Q1 2022 | $211,000 | -31.0% | 52,900 | +135.1% | 0.00% | -33.3% |
| Q2 2021 | $306,000 | -58.8% | 22,500 | -51.0% | 0.00% | -66.7% |
| Q1 2021 | $743,000 | -81.8% | 45,902 | -70.1% | 0.01% | -83.6% |
| Q4 2020 | $4,080,000 | +136.5% | 153,337 | +65.5% | 0.06% | +66.7% |
| Q3 2020 | $1,725,000 | -25.5% | 92,645 | -6.3% | 0.03% | +6.5% |
| Q2 2020 | $2,314,000 | +880.5% | 98,874 | +144.1% | 0.03% | +106.7% |
| Q1 2020 | $236,000 | +293.3% | 40,507 | +285.8% | 0.02% | +1400.0% |
| Q4 2019 | $60,000 | -63.6% | 10,500 | +0.5% | 0.00% | -91.7% |
| Q1 2018 | $165,000 | -66.3% | 10,447 | -70.2% | 0.01% | -76.0% |
| Q2 2017 | $489,000 | – | 35,000 | – | 0.05% | – |
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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% |