Sera Prognostics, INC Schedule 13D activist filings

Filed when an investor crosses five percent and intends to influence the company — the activist disclosure.

NASDAQ
Chione Ltd. and its associated reporting persons have increased their beneficial ownership in Sera Prognostics, Inc. to 7.6% of Class A Common Stock through a recent acquisition of 625,000 shares in a public offering.
NASDAQ
Baker Bros. Advisors LP and its affiliates have substantially increased their beneficial ownership in Sera Prognostics, Inc. to 16.1% of Class A Common Stock, primarily through the acquisition of 11.25 million pre-funded warrants in a recent public offering.