Avidity Partners Management LP 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 |
| 2023-02-14 3:23 pm Sale |
2022-12-31 | 13G | GRITSTONE BIO INC GRTSQ |
Avidity Partners Management LP | 2,859,971 3.300% |
-4,130,223 (-59.09%) |
Filing |
| 2022-02-11 7:18 pm Purchase |
2021-12-31 | 13G | GRITSTONE BIO INC GRTSQ |
Avidity Partners Management LP | 6,990,194 9.900% |
2,443,380 (+53.74%) |
Filing |
| 2020-12-28 4:48 pm Purchase |
2020-12-28 | 13G | GRITSTONE BIO INC GRTSQ |
Avidity Partners Management LP | 4,546,814 9.900% |
4,546,814 (New Position) |
Filing |