MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 66 filers reported holding MERSANA THERAPEUTICS INC in Q1 2019. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $43 | -93.0% | 34,154 | -81.7% | 0.00% | – |
| Q2 2023 | $614 | -24.7% | 186,929 | -5.6% | 0.00% | – |
| Q1 2023 | $815 | -40.1% | 198,033 | -14.7% | 0.00% | -100.0% |
| Q4 2022 | $1,360 | -99.9% | 232,088 | +71.0% | 0.00% | 0.0% |
| Q3 2022 | $918,000 | +484.7% | 135,722 | +298.2% | 0.00% | – |
| Q2 2022 | $157,000 | -5.4% | 34,087 | -18.0% | 0.00% | – |
| Q1 2022 | $166,000 | -85.2% | 41,574 | -76.9% | 0.00% | – |
| Q4 2021 | $1,122,000 | +259.6% | 180,238 | +445.9% | 0.00% | – |
| Q3 2021 | $312,000 | -59.9% | 33,016 | -42.4% | 0.00% | – |
| Q2 2021 | $778,000 | -61.7% | 57,365 | -54.3% | 0.00% | -100.0% |
| Q1 2021 | $2,030,000 | +269.8% | 125,428 | +508.2% | 0.00% | – |
| Q4 2020 | $549,000 | +2.0% | 20,624 | -28.7% | 0.00% | – |
| Q3 2020 | $538,000 | -18.4% | 28,921 | +2.7% | 0.00% | -100.0% |
| Q2 2020 | $659,000 | +336.4% | 28,150 | +8.5% | 0.00% | – |
| Q1 2020 | $151,000 | -39.1% | 25,945 | -40.0% | 0.00% | – |
| Q4 2019 | $248,000 | +439.1% | 43,241 | +48.0% | 0.00% | – |
| Q3 2019 | $46,000 | -60.0% | 29,216 | +3.3% | 0.00% | – |
| Q2 2019 | $115,000 | +62.0% | 28,294 | +108.8% | 0.00% | – |
| Q1 2019 | $71,000 | +294.4% | 13,553 | +205.5% | 0.00% | – |
| Q4 2018 | $18,000 | -80.4% | 4,437 | -51.6% | 0.00% | – |
| Q3 2018 | $92,000 | +100.0% | 9,173 | +250.6% | 0.00% | – |
| Q2 2018 | $46,000 | -32.4% | 2,616 | -38.6% | 0.00% | – |
| Q1 2018 | $68,000 | +423.1% | 4,258 | +431.6% | 0.00% | – |
| Q4 2017 | $13,000 | -80.3% | 801 | -78.9% | 0.00% | – |
| Q3 2017 | $66,000 | – | 3,802 | – | 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% |