EcoR1 Capital, LLC 13D and 13G filings for Surface Oncology, 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 |
| 2023-02-13 2:08 pm Sale | 2022-12-31 | 13G | Surface Oncology, Inc. SURF | EcoR1 Capital, LLC | 3,924,713 6.500% | -728,287 (-15.65%) | Filing |
| 2022-03-14 3:55 pm Purchase | 2022-03-11 | 13G | Surface Oncology, Inc. SURF | EcoR1 Capital, LLC | 4,653,000 9.900% | 4,604,442 (+9482.36%) | Filing |
| 2021-02-16 12:16 pm Sale | 2020-12-31 | 13G | Surface Oncology, Inc. SURF | EcoR1 Capital, LLC | 48,558 0.100% | -4,985,303 (-99.04%) | Filing |