PRIMECAP MANAGEMENT CO 13D and 13G filings for FibroGen, 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 |
| 2025-02-13 6:24 pm Sale |
2024-12-31 | 13G | FibroGen, Inc. FGEN |
PRIMECAP MANAGEMENT CO | 184,645 4.580% |
-211,804 (-53.43%) |
Filing |
| 2024-11-12 4:01 pm Sale |
2024-09-30 | 13G | FibroGen, Inc. FGEN |
PRIMECAP MANAGEMENT CO | 396,449 9.870% |
-182,428 (-31.51%) |
Filing |
| 2024-02-12 4:01 pm Purchase |
2023-12-31 | 13G | FibroGen, Inc. FGEN |
PRIMECAP MANAGEMENT CO | 578,877 14.720% |
23,074 (+4.15%) |
Filing |
| 2023-02-09 4:01 pm Purchase |
2022-12-31 | 13G | FibroGen, Inc. FGEN |
PRIMECAP MANAGEMENT CO | 555,803 14.790% |
36,238 (+6.97%) |
Filing |
| 2022-02-10 12:23 pm Purchase |
2021-12-31 | 13G | FibroGen, Inc. FGEN |
PRIMECAP MANAGEMENT CO | 519,565 14.010% |
150,444 (+40.76%) |
Filing |
| 2021-01-07 10:04 am Purchase |
2009-02-28 | 13G | FibroGen, Inc. FGEN |
PRIMECAP MANAGEMENT CO | 369,121 10.140% |
168,219 (+83.73%) |
Filing |