MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 154 filers reported holding MERSANA THERAPEUTICS INC in Q4 2022. The put-call ratio across all filers is 0.95 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $203,285 | -62.5% | 160,076 | -2.9% | 0.00% | -100.0% |
| Q2 2023 | $542,425 | +83221.8% | 164,871 | +4.1% | 0.00% | 0.0% |
| Q1 2023 | $651 | -27.3% | 158,341 | +3.5% | 0.00% | 0.0% |
| Q4 2022 | $896 | -99.9% | 152,965 | +3.6% | 0.00% | 0.0% |
| Q3 2022 | $998,000 | +59.4% | 147,701 | +9.0% | 0.00% | 0.0% |
| Q2 2022 | $626,000 | +96.2% | 135,544 | +69.7% | 0.00% | – |
| Q1 2022 | $319,000 | -36.5% | 79,885 | -1.1% | 0.00% | -100.0% |
| Q4 2021 | $502,000 | -35.6% | 80,777 | -2.4% | 0.00% | 0.0% |
| Q3 2021 | $780,000 | -28.5% | 82,743 | +3.0% | 0.00% | 0.0% |
| Q2 2021 | $1,091,000 | -0.6% | 80,334 | +18.4% | 0.00% | 0.0% |
| Q1 2021 | $1,098,000 | -41.1% | 67,872 | -3.1% | 0.00% | -66.7% |
| Q4 2020 | $1,864,000 | +54.8% | 70,040 | +8.3% | 0.00% | +50.0% |
| Q3 2020 | $1,204,000 | -25.6% | 64,682 | -6.5% | 0.00% | -33.3% |
| Q2 2020 | $1,618,000 | +421.9% | 69,150 | +30.0% | 0.00% | +200.0% |
| Q1 2020 | $310,000 | +16.5% | 53,195 | +14.8% | 0.00% | – |
| Q4 2019 | $266,000 | +285.5% | 46,351 | +5.6% | 0.00% | – |
| Q3 2019 | $69,000 | -56.9% | 43,903 | +11.2% | 0.00% | – |
| Q2 2019 | $160,000 | +81.8% | 39,465 | +135.5% | 0.00% | – |
| Q1 2019 | $88,000 | +33.3% | 16,761 | +4.1% | 0.00% | – |
| Q4 2018 | $66,000 | -40.0% | 16,102 | +46.2% | 0.00% | – |
| Q3 2018 | $110,000 | -47.9% | 11,012 | -6.6% | 0.00% | – |
| Q2 2018 | $211,000 | – | 11,787 | – | 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% |