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 |
|---|---|---|---|
| 8-K |
Current report
Other events
|
Nov 3, 2026 | Oct 30, 2026 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Oct 5, 2026 | Oct 5, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 12, 2026 | Aug 12, 2026 |
| 8-K |
Current report
Officer or director change
|
Jul 1, 2026 | Jun 25, 2026 |
| 8-K/A |
Amended current report
Officer or director change
|
Jun 23, 2026 | Aug 13, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 17, 2026 | Jun 17, 2026 |
| 8-K |
Current report
Results of operations
|
May 13, 2026 | May 13, 2026 |
| 8-K |
Current report
Other events
|
Apr 28, 2026 | Apr 27, 2026 |
| 8-K |
Current report
Results of operations
|
Mar 25, 2026 | Mar 25, 2026 |
| 8-K |
Current report
Other events
|
Jan 20, 2026 | Jan 20, 2026 |
| 8-K/A |
Amended current report
Change to shareholder rights, Other events
|
Dec 23, 2025 | Dec 18, 2025 |
| 8-K |
Current report
Change to shareholder rights, Shareholder vote results
|
Dec 18, 2025 | Dec 18, 2025 |
| 8-K |
Current report
Officer or director change
|
Nov 17, 2025 | Nov 12, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 13, 2025 | Nov 13, 2025 |
| 8-K |
Current report
Officer or director change
|
Sep 29, 2025 | Sep 23, 2025 |
| 8-K |
Current report
Other events
|
Sep 24, 2025 | Sep 24, 2025 |
| 8-K |
Current report
Officer or director change
|
Aug 19, 2025 | Aug 13, 2025 |
| 8-K/A |
Amended current report
Results of operations
|
Aug 14, 2025 | Aug 13, 2025 |
| 8-K |
Current report
Acquisition or sale of assets
|
Aug 13, 2025 | Aug 13, 2025 |
| 8-K |
Current report
Other events
|
Aug 8, 2025 | Aug 8, 2025 |
| 8-K/A |
Amended current report
Listing notice
|
Aug 6, 2025 | Jul 31, 2025 |
| 8-K |
Current report
Listing notice
|
Aug 6, 2025 | Jun 26, 2023 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
|
Aug 1, 2025 | Aug 1, 2025 |
| 8-K |
Current report
Officer or director change
|
Jul 16, 2025 | Jul 14, 2025 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
|
Jul 14, 2025 | Jul 10, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jul 8, 2025 | Jul 3, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jul 2, 2025 | Jul 1, 2025 |
| 8-K |
Current report
Material agreement, Officer or director change, Regulation FD disclosure, Other events
|
Jun 23, 2025 | Jun 17, 2025 |
| 8-K |
Current report
Officer or director change
|
Jun 11, 2025 | Jun 6, 2025 |
| 8-K |
Current report
Results of operations
|
May 14, 2025 | May 14, 2025 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Apr 25, 2025 | Apr 25, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Mar 28, 2025 | Mar 28, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 27, 2025 | Mar 27, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Mar 21, 2025 | Mar 20, 2025 |
| 8-K |
Current report
Other events
|
Mar 13, 2025 | Mar 11, 2025 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
|
Feb 3, 2025 | Jan 31, 2025 |
| 8-K |
Current report
Listing notice
|
Jan 31, 2025 | Jan 28, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 13, 2025 | Jan 13, 2025 |
| 8-K |
Current report
Listing notice
|
Dec 26, 2024 | Dec 24, 2024 |
| 8-K |
Current report
Other events
|
Dec 19, 2024 | Dec 13, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Nov 26, 2024 | Nov 26, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 13, 2024 | Nov 13, 2024 |
| 8-K |
Current report
Other events
|
Oct 22, 2024 | Oct 20, 2024 |
| 8-K |
Current report
Material agreement
|
Aug 21, 2024 | Aug 20, 2024 |
| 8-K | Current report | Aug 13, 2024 | Aug 13, 2024 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
|
Jul 11, 2024 | Jul 10, 2024 |
| 8-K |
Current report
Other events
|
Jul 9, 2024 | Jul 5, 2024 |
| 8-K |
Current report
Listing notice
|
Jul 5, 2024 | Jul 3, 2024 |
| 8-K |
Current report
Material agreement
|
Jul 2, 2024 | Jun 28, 2024 |
| 8-K |
Current report
Listing notice
|
Jun 28, 2024 | Jun 24, 2024 |
| 8-K |
Current report
Other events
|
Jun 11, 2024 | Jun 6, 2024 |
| 8-K |
Current report
Officer or director change
|
Jun 10, 2024 | Jun 5, 2024 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change
|
Jun 7, 2024 | Jun 7, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Jun 4, 2024 | Jun 4, 2024 |
| 8-K |
Current report
Results of operations
|
May 14, 2024 | May 14, 2024 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Apr 18, 2024 | Apr 12, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 17, 2024 | Apr 17, 2024 |
| 8-K/A |
Amended current report
Other events
|
Mar 27, 2024 | Mar 27, 2024 |
| 8-K |
Current report
Restatement
|
Mar 27, 2024 | Mar 21, 2024 |
| 8-K |
Current report
Other events
|
Mar 27, 2024 | Mar 27, 2024 |
| 8-K |
Current report
Other events
|
Mar 8, 2024 | Mar 6, 2024 |
| 8-K |
Current report
Other events
|
Feb 22, 2024 | Feb 21, 2024 |
| 8-K |
Current report
Agreement ended
|
Feb 16, 2024 | Feb 15, 2024 |
| 8-K |
Current report
Listing notice
|
Feb 9, 2024 | Feb 6, 2024 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Jan 30, 2024 | Jan 26, 2024 |
| 8-K |
Current report
Other events
|
Jan 24, 2024 | Jan 24, 2024 |
| 8-K |
Current report
Other events
|
Jan 12, 2024 | Jan 12, 2024 |
| 8-K |
Current report
Officer or director change
|
Jan 11, 2024 | Jan 10, 2024 |
| 8-K |
Current report
Listing notice
|
Dec 29, 2023 | Dec 27, 2023 |
| 8-K |
Current report
Other events
|
Dec 20, 2023 | Dec 20, 2023 |
| 8-K |
Current report
Listing notice
|
Dec 13, 2023 | Dec 13, 2023 |
| 8-K |
Current report
Other events
|
Dec 11, 2023 | Dec 11, 2023 |
| 8-K |
Current report
Auditor change
|
Nov 29, 2023 | Nov 28, 2023 |
| 8-K |
Current report
Other events
|
Nov 27, 2023 | Nov 27, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 22, 2023 | Nov 21, 2023 |
| 8-K |
Current report
Other events
|
Oct 30, 2023 | Oct 30, 2023 |
| 8-K |
Current report
Other events
|
Oct 3, 2023 | Oct 3, 2023 |
| 8-K |
Current report
Other events
|
Sep 26, 2023 | Sep 26, 2023 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Sep 20, 2023 | Sep 19, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Sep 8, 2023 | Sep 6, 2023 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale
|
Aug 30, 2023 | Aug 30, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 24, 2023 | Aug 22, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 15, 2023 | Aug 14, 2023 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale
|
Aug 8, 2023 | Aug 7, 2023 |
| 8-K |
Current report
Auditor change
|
Aug 2, 2023 | Jul 31, 2023 |
| 8-K |
Current report
Listing notice, Shareholder vote results
|
Jun 30, 2023 | Jun 26, 2023 |
| 8-K |
Current report
Listing notice
|
Jun 16, 2023 | Jun 14, 2023 |
| 8-K |
Current report
Material agreement
|
Jun 9, 2023 | Jun 6, 2023 |
| 8-K |
Current report
Results of operations
|
May 16, 2023 | May 15, 2023 |
| 8-K |
Current report
Other events
|
May 9, 2023 | May 9, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 31, 2023 | Mar 30, 2023 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale, Regulation FD disclosure
|
Mar 16, 2023 | Mar 15, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Feb 15, 2023 | Feb 14, 2023 |
| 8-K |
Current report
Other events
|
Feb 9, 2023 | Feb 9, 2023 |
| 8-K |
Current report
Other events
|
Jan 9, 2023 | Jan 6, 2023 |
| 8-K |
Current report
Material agreement
|
Dec 29, 2022 | Dec 27, 2022 |
| 8-K/A |
Amended current report
Auditor change
|
Dec 22, 2022 | Dec 20, 2022 |
| 8-K |
Current report
Auditor change
|
Dec 21, 2022 | Dec 20, 2022 |
| 8-K/A |
Amended current report
Acquisition or sale of assets
|
Nov 14, 2022 | Oct 28, 2022 |
| 8-K |
Current report
Material agreement
|
Nov 10, 2022 | Nov 9, 2022 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Unregistered share sale, Change to shareholder rights, Change in control, Officer or director change, Bylaw or fiscal year change, Regulation FD disclosure, Other events
|
Nov 4, 2022 | Oct 28, 2022 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Oct 27, 2022 | Oct 26, 2022 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Oct 19, 2022 | Oct 18, 2022 |
| 8-K |
Current report
Material agreement
|
Oct 17, 2022 | Oct 17, 2022 |
| 8-K |
Current report
Other events
|
Sep 28, 2022 | Sep 28, 2022 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Aug 24, 2022 | Aug 23, 2022 |
| 8-K |
Current report
New debt, Other events
|
Aug 1, 2022 | Jul 28, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
May 4, 2022 | May 3, 2022 |
| 8-K |
Current report
Material agreement
|
Apr 26, 2022 | Apr 21, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 22, 2022 | Apr 21, 2022 |
| 8-K/A |
Amended current report
Other events
|
Jun 1, 2021 | Jan 28, 2021 |
| 8-K |
Current report
Other events
|
Mar 17, 2021 | Mar 17, 2021 |
| 8-K |
Current report
Other events
|
Feb 3, 2021 | Jan 28, 2021 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Bylaw or fiscal year change, Other events
|
Jan 28, 2021 | Jan 25, 2021 |
Showing 114 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.