Avoro Capital Advisors LLC 13D and 13G filings for Mersana Therapeutics, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2024-02-14 09:20 am Sale | 2023-12-31 | 13G | Mersana Therapeutics, Inc. MRSN | Avoro Capital Advisors LLC | 0 0.000% | -7,550,000 (Position Closed) | Filing |
| 2023-02-14 09:38 am Purchase | 2022-12-31 | 13G | Mersana Therapeutics, Inc. MRSN | Avoro Capital Advisors LLC | 7,550,000 7.600% | 750,000 (+11.03%) | Filing |
| 2021-02-12 08:04 am Purchase | 2020-12-31 | 13G | Mersana Therapeutics, Inc. MRSN | Avoro Capital Advisors LLC | 6,800,000 9.900% | 6,800,000 (New Position) | Filing |