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Heyburn William A.

Reporting owner on Forms 3, 4 and 5, CIK 1859732.

Heyburn William A. reported on 1 issuer in 1 filing, the latest a Form 4 filed 2026-09-25.

Issuers

IssuerRoles in the latest filingFilingsLast filed
Strata Critical Medical, Inc. CIK 1779128director, officer (Co-CEO and CFO)12026-09-25

Transactions and holdings

Every row of the person's Forms 3, 4 and 5, newest first, with the price and the amount owned after the row as filed.

SecurityDateCodeSharesPriceOwned afterFiling
Strata Critical Medical, In… Class A common stock, $0.0001 par value…2026-09-24A granted+177,858$01,856,206Form 4
Strata Critical Medical, In… Class A common stock, $0.0001 par value…2026-09-24F withheld for tax-98,356$5.271,757,850Form 4

Filings

The person's Forms 3, 4 and 5, and any 13D or 13G naming it.

FilingSubjectFiledAcceptedIngested
Form 4 0001628280-26-063576 Strata Critical Medical, Inc.2026-09-25