Chione Ltd. 13D and 13G filings for Sera Prognostics, 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 |
| 2025-02-14 5:00 pm Purchase | 2025-02-11 | 13D | Sera Prognostics, Inc. SERA | Chione Ltd. | 2,605,351 7.600% | 625,001 (+31.56%) | Filing |
| 2021-07-26 5:19 pm Purchase | 2021-07-15 | 13D | Sera Prognostics, Inc. SERA | Chione Ltd. | 1,980,350 6.800% | 1,980,350 (New Position) | Filing |