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 | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $163,915 | -66.4% | 129,067 | -13.1% | 0.00% | – |
| Q2 2023 | $488,443 | +14.4% | 148,463 | +42.9% | 0.00% | – |
| Q1 2023 | $426,943 | -25.3% | 103,879 | +6.6% | 0.00% | -100.0% |
| Q4 2022 | $571,197 | -17.6% | 97,474 | -5.1% | 0.00% | 0.0% |
| Q3 2022 | $693,000 | +85.8% | 102,667 | +27.5% | 0.00% | – |
| Q2 2022 | $373,000 | +22.7% | 80,542 | +6.0% | 0.00% | – |
| Q1 2022 | $304,000 | -26.7% | 75,957 | +13.8% | 0.00% | – |
| Q4 2021 | $415,000 | -15.7% | 66,721 | +28.1% | 0.00% | – |
| Q3 2021 | $492,000 | -33.2% | 52,096 | -3.8% | 0.00% | – |
| Q2 2021 | $736,000 | -14.7% | 54,157 | +1.3% | 0.00% | – |
| Q1 2021 | $863,000 | -71.4% | 53,442 | -52.8% | 0.00% | -100.0% |
| Q4 2020 | $3,013,000 | +43.5% | 113,240 | +0.4% | 0.00% | 0.0% |
| Q3 2020 | $2,100,000 | +55.3% | 112,743 | +95.2% | 0.00% | 0.0% |
| Q2 2020 | $1,352,000 | +7852.9% | 57,772 | +431.6% | 0.00% | – |
| Q3 2019 | $17,000 | – | 10,868 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| RHO CAPITAL PARTNERS INC | 818,033 | $14,144,000 | 22.27% |
| ProQuest Associates IV LLC | 955,709 | $16,524,000 | 16.55% |
| NEA Management Company, LLC | 8,144,267 | $140,814,000 | 4.93% |
| Rock Springs Capital Management LP | 1,330,000 | $22,996,000 | 1.06% |
| Cormorant Asset Management, LP | 295,549 | $5,110,000 | 0.90% |
| ArrowMark Colorado Holdings LLC | 477,711 | $8,260,000 | 0.09% |
| Spark Investment Management LLC | 18,688 | $323,000 | 0.02% |
| WELLINGTON MANAGEMENT GROUP LLP | 2,391,404 | $41,348,000 | 0.01% |
| TUDOR INVESTMENT CORP ET AL | 20,000 | $346,000 | 0.01% |
| Laurion Capital Management LP | 50,000 | $865,000 | 0.00% |