# SeaStar Medical Holding Corp: Form S-1, filed Apr 28, 2026

- Company: [SeaStar Medical Holding Corp](/companies/icu.md) (CIK 1831868)
- Form: S-1
- Filed: 2026-04-28
- Accepted by EDGAR: Apr 28, 2026, 16:45 ET
- Period: not reported
- Accession: 0001213900-26-048608
- Inline XBRL: yes
- Main document: https://www.sec.gov/Archives/edgar/data/1831868/000121390026048608/ea0287377-s1_seastar.htm
- All documents and exhibits: https://www.sec.gov/Archives/edgar/data/1831868/000121390026048608/

## Sections

Sections are extracted only from 10-K and 10-Q reports. Read this filing’s documents on sec.gov. https://www.sec.gov/Archives/edgar/data/1831868/000121390026048608/ea0287377-s1_seastar.htm

Filed Apr 28, 2026.
Source: SEC EDGAR, the filing index for accession 0001213900-26-048608. Last ingested by Listed: Nov 3, 2026, 08:46 ET. No prices; not investment advice.