MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 48 filers reported holding MERSANA THERAPEUTICS INC in Q3 2018. The put-call ratio across all filers is - and the average weighting 0.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $9,557,000 | -44.0% | 955,709 | 0.0% | 18.05% | -31.3% |
| Q2 2018 | $17,069,000 | +13.2% | 955,709 | 0.0% | 26.27% | +51.6% |
| Q1 2018 | $15,072,000 | -4.0% | 955,709 | 0.0% | 17.33% | -16.9% |
| Q4 2017 | $15,702,000 | -5.0% | 955,709 | 0.0% | 20.86% | +26.0% |
| Q3 2017 | $16,524,000 | +23.8% | 955,709 | 0.0% | 16.55% | -3.0% |
| Q2 2017 | $13,351,000 | – | 955,709 | – | 17.07% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sarissa Capital Management LP | 4,005,600 | $54,396,000 | 4.32% |
| Bain Capital Life Sciences Investors, LLC | 3,695,667 | $50,187,000 | 3.29% |
| COMMODORE CAPITAL LP | 429,228 | $5,829,000 | 2.03% |
| Ghost Tree Capital, LLC | 450,000 | $6,111,000 | 1.68% |
| Avoro Capital Advisors LLC | 6,800,000 | $92,344,000 | 1.61% |
| RHO CAPITAL PARTNERS INC | 796,458 | $10,816,000 | 0.99% |
| Rock Springs Capital Management LP | 2,845,618 | $38,643,000 | 0.76% |
| SILVERARC CAPITAL MANAGEMENT, LLC | 125,123 | $1,699,000 | 0.76% |
| HighVista Strategies LLC | 59,906 | $814,000 | 0.58% |
| Sio Capital Management, LLC | 157,259 | $2,136,000 | 0.53% |