EcoR1 Capital LLC 13D and 13G filings for GRITSTONE BIO 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 |
| 2023-02-10 1:48 pm Sale |
2022-12-31 | 13G | GRITSTONE BIO INC GRTSQ |
EcoR1 Capital LLC | 0 0.000% |
-6,319,232 (Position Closed) |
Filing |
| 2022-02-14 1:39 pm Purchase |
2021-12-31 | 13G | GRITSTONE BIO INC GRTSQ |
EcoR1 Capital LLC | 6,319,232 9.300% |
1,384,300 (+28.05%) |
Filing |
| 2021-01-04 4:30 pm Purchase |
2020-12-28 | 13G | GRITSTONE BIO INC GRTSQ |
EcoR1 Capital LLC | 4,934,932 9.990% |
4,934,932 (New Position) |
Filing |