PRIMECAP MANAGEMENT CO/CA/ 13D and 13G filings for Cerus Corporation:
- 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 |
| 2023-01-09 4:01 pm Sale | 2022-12-31 | 13G | Cerus Corporation CERS | PRIMECAP MANAGEMENT CO/CA/ | 8,849,600 4.990% | -872,700 (-8.98%) | Filing |
| 2022-02-10 12:22 pm Sale | 2021-12-31 | 13G | Cerus Corporation CERS | PRIMECAP MANAGEMENT CO/CA/ | 9,722,300 5.640% | -712,200 (-6.83%) | Filing |
| 2021-02-12 12:02 pm Sale | 2009-02-28 | 13G | Cerus Corporation CERS | PRIMECAP MANAGEMENT CO/CA/ | 10,434,500 6.240% | -865,500 (-7.66%) | Filing |