MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 124 filers reported holding MERSANA THERAPEUTICS INC in Q4 2021. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $59 | -69.3% | 46,640 | +0.1% | 0.00% | -50.0% |
| Q1 2023 | $192 | -33.1% | 46,605 | -4.8% | 0.00% | -33.3% |
| Q4 2022 | $287 | -99.9% | 48,931 | +23.6% | 0.00% | 0.0% |
| Q3 2022 | $268,000 | +21.8% | 39,597 | -16.7% | 0.00% | +50.0% |
| Q2 2022 | $220,000 | +117.8% | 47,555 | +192.4% | 0.00% | +100.0% |
| Q4 2021 | $101,000 | -70.8% | 16,263 | -55.7% | 0.00% | -50.0% |
| Q3 2021 | $346,000 | +71.3% | 36,713 | +193.8% | 0.00% | +100.0% |
| Q1 2021 | $202,000 | +12.2% | 12,496 | +84.3% | 0.00% | 0.0% |
| Q4 2020 | $180,000 | -72.5% | 6,781 | -80.7% | 0.00% | -75.0% |
| Q3 2020 | $654,000 | +64.7% | 35,108 | +107.1% | 0.00% | +33.3% |
| Q2 2020 | $397,000 | +429.3% | 16,953 | +31.4% | 0.00% | +200.0% |
| Q1 2020 | $75,000 | – | 12,897 | – | 0.00% | – |
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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% |