SeaStar Medical Holding Corp SEC filings ICU
SeaStar Medical Holding Corp has 543 filings in SEC EDGAR's recent list, going back to Dec 1, 2020. Its latest annual report, Form 10-K, was filed on Mar 25, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 12, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-3 | Shelf registration | Oct 30, 2026 | — |
| S-8 | Employee stock plan registration | Jul 21, 2026 | — |
| 424B3 | Prospectus | May 13, 2026 | — |
| S-1/A | Amended registration statement | May 7, 2026 | — |
| POS AM | Post-effective amendment no. 5 to form s-1 | Apr 28, 2026 | — |
| POS AM | Post-effective amendment no.1 to form s-1 | Apr 28, 2026 | — |
| POS AM | Post-effective amendment no. 1 to form s-1 | Apr 28, 2026 | — |
| S-1 | Registration statement | Apr 28, 2026 | — |
| 424B5 | Prospectus supplement | Nov 20, 2025 | — |
| 424B5 | Prospectus supplement | Oct 14, 2025 | — |
| S-1 | Registration statement | Aug 8, 2025 | — |
| 424B5 | Prospectus supplement | Aug 8, 2025 | — |
| S-8 | Employee stock plan registration | Aug 8, 2025 | — |
| 424B5 | Prospectus supplement | Aug 1, 2025 | — |
| 424B5 | Prospectus supplement | Jul 11, 2025 | — |
| 424B5 | Prospectus supplement | Jul 10, 2025 | — |
| 424B4 | Prospectus | Jun 23, 2025 | — |
| S-1/A | Amended registration statement | Jun 20, 2025 | — |
| S-1 | Registration statement | Jun 16, 2025 | — |
| 424B3 | Prospectus | May 29, 2025 | — |
| S-1 | Registration statement | May 19, 2025 | — |
| S-3 | Shelf registration | Apr 22, 2025 | — |
| S-8 | Employee stock plan registration | Apr 22, 2025 | — |
| 424B5 | Prospectus supplement | Apr 2, 2025 | — |
| 424B5 | Prospectus supplement | Feb 3, 2025 | — |
| 424B5 | Prospectus supplement | Aug 21, 2024 | — |
| S-3/A | Amendment no. 1 to form s-3 | Aug 16, 2024 | — |
| S-3/A | Amendment no. 1 to form s-3 | Aug 16, 2024 | — |
| S-3 | Shelf registration | Aug 2, 2024 | — |
| 424B5 | Prospectus supplement | Jul 11, 2024 | — |
| S-3 | Shelf registration | Jul 3, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| 424B3 | Prospectus | Mar 5, 2024 | — |
| S-8 | Employee stock plan registration | Feb 9, 2024 | — |
| S-3/A | Filing | Feb 9, 2024 | — |
| 424B5 | Prospectus supplement | Jan 30, 2024 | — |
| S-3 | Shelf registration | Jan 24, 2024 | — |
| S-3/A | Filing | Dec 11, 2023 | — |
| S-3 | Shelf registration | Dec 8, 2023 | — |
| S-3/A | Filing | Dec 7, 2023 | — |
| S-3 | Shelf registration | Dec 1, 2023 | — |
| 424B3 | Prospectus | Oct 6, 2023 | — |
| 424B3 | Prospectus | Oct 6, 2023 | — |
| 424B3 | Prospectus | Oct 6, 2023 | — |
| 424B3 | Prospectus | Oct 6, 2023 | — |
| 424B3 | Prospectus | Sep 27, 2023 | — |
| 424B3 | Prospectus | Sep 27, 2023 | — |
| 424B3 | Prospectus | Sep 27, 2023 | — |
| 424B3 | Prospectus | Sep 27, 2023 | — |
| 424B3 | Prospectus | Sep 26, 2023 | — |
| 424B3 | Prospectus | Sep 26, 2023 | — |
| 424B3 | Prospectus | Sep 26, 2023 | — |
| 424B3 | Prospectus | Sep 26, 2023 | — |
| 424B3 | Prospectus | Sep 14, 2023 | — |
| 424B3 | Prospectus | Sep 14, 2023 | — |
| 424B3 | Prospectus | Sep 14, 2023 | — |
| 424B3 | Prospectus | Sep 14, 2023 | — |
| 424B3 | Prospectus | Sep 12, 2023 | — |
| 424B3 | Prospectus | Sep 12, 2023 | — |
| 424B3 | Prospectus | Sep 12, 2023 | — |
| 424B3 | Prospectus | Sep 12, 2023 | — |
| S-1 | Registration statement | Sep 8, 2023 | — |
| 424B3 | Prospectus | Aug 15, 2023 | — |
| 424B3 | Prospectus | Aug 15, 2023 | — |
| 424B3 | Prospectus | Aug 15, 2023 | — |
| 424B3 | Prospectus | Aug 15, 2023 | — |
| 424B3 | Prospectus | Aug 15, 2023 | — |
| 424B3 | Prospectus | Aug 15, 2023 | — |
| 424B3 | Prospectus | Aug 15, 2023 | — |
| 424B3 | Prospectus | Aug 15, 2023 | — |
| 424B3 | Prospectus | Aug 15, 2023 | — |
| 424B3 | Prospectus | Aug 14, 2023 | — |
| 424B3 | Prospectus | Aug 14, 2023 | — |
| 424B3 | Prospectus | Aug 14, 2023 | — |
| 424B7 | Filing | Aug 10, 2023 | — |
| S-1 | Registration statement | Jul 20, 2023 | — |
| 424B3 | Prospectus | Jul 5, 2023 | — |
| 424B3 | Prospectus | Jul 5, 2023 | — |
| 424B3 | Prospectus | Jul 5, 2023 | — |
| 424B3 | Prospectus | Jun 21, 2023 | — |
| 424B3 | Prospectus | Jun 21, 2023 | — |
| 424B3 | Prospectus | Jun 21, 2023 | — |
| 424B3 | Prospectus | Jun 12, 2023 | — |
| 424B3 | Prospectus | Jun 12, 2023 | — |
| 424B3 | Prospectus | Jun 12, 2023 | — |
| 424B3 | Prospectus | May 23, 2023 | — |
| 424B3 | Prospectus | May 23, 2023 | — |
| 424B3 | Prospectus | May 23, 2023 | — |
| 424B3 | Prospectus | May 19, 2023 | — |
| 424B3 | Prospectus | May 19, 2023 | — |
| 424B3 | Prospectus | May 19, 2023 | — |
| 424B3 | Prospectus | May 10, 2023 | — |
| 424B3 | Prospectus | May 10, 2023 | — |
| 424B3 | Prospectus | May 10, 2023 | — |
| POS AM | Filing | May 1, 2023 | — |
| POS AM | Filing | May 1, 2023 | — |
| POS AM | Filing | May 1, 2023 | — |
| S-1/A | Amended registration statement | Apr 24, 2023 | — |
| POS AM | Filing | Apr 21, 2023 | — |
| POS AM | Filing | Apr 21, 2023 | — |
| S-1 | Registration statement | Apr 11, 2023 | — |
| 424B3 | Prospectus | Mar 31, 2023 | — |
| 424B3 | Prospectus | Mar 31, 2023 | — |
| POS AM | Filing | Mar 31, 2023 | — |
| POS AM | Filing | Mar 31, 2023 | — |
| 424B3 | Prospectus | Mar 31, 2023 | — |
| 424B3 | Prospectus | Mar 31, 2023 | — |
| POS AM | Filing | Mar 28, 2023 | — |
| POS AM | Filing | Mar 28, 2023 | — |
| 424B3 | Prospectus | Mar 16, 2023 | — |
| 424B3 | Prospectus | Mar 16, 2023 | — |
| S-8 | Employee stock plan registration | Feb 27, 2023 | — |
| 424B3 | Prospectus | Feb 16, 2023 | — |
| 424B3 | Prospectus | Feb 16, 2023 | — |
| 424B3 | Prospectus | Feb 16, 2023 | — |
| 424B3 | Prospectus | Feb 13, 2023 | — |
| S-1 | Registration statement | Jan 20, 2023 | — |
| S-1/A | Amended registration statement | Jan 5, 2023 | — |
| S-1/A | Amended registration statement | Dec 15, 2022 | — |
| S-1 | Registration statement | Nov 21, 2022 | — |
| 424B3 | Prospectus | Sep 28, 2022 | — |
| S-4/A | Form s-4/a | Sep 21, 2022 | — |
| S-4/A | Form s-4/a | Sep 13, 2022 | — |
| S-4/A | Form s-4/a | Aug 24, 2022 | — |
| S-4/A | Form s-4/a | Jul 11, 2022 | — |
| S-4 | Registration for a merger or exchange | May 16, 2022 | — |
| 424B4 | Prospectus | Jan 27, 2021 | — |
| S-1MEF | S-1mef - lmao | Jan 25, 2021 | — |
| S-1/A | Amended registration statement | Jan 19, 2021 | — |
| S-1 | Registration statement | Jan 8, 2021 | — |
Showing 144 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Surgical & Medical Instruments & Apparatus (SIC 3841)
- Listed as
- ICU (Nasdaq), ICUCW (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Denver, CO
- SEC filer status
- , Emerging growth company
- SEC CIK
- 1831868
- Former names
- LMF Acquisition Opportunities Inc (until Oct 27, 2022)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.