SeaStar Medical Holding Corp SEC EDGAR Filings (CIK 0001831868)

SEC EDGAR filings, ownership reports, and insider transactions for SeaStar Medical Holding Corp.

Symbol
ICU, ICUCW on Nasdaq
Business address
3513 Brighton Blvd, Suite 410, Denver, CO, 80216
State of incorporation
CO
Fiscal year end
31 December
Former names
LMF Acquisition Opportunities Inc (to 27 Oct 2022)
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SeaStar Medical Holding Corp has filed 506 SEC EDGAR filings since 01 Dec 2020

Latest Filings

Recent SEC filings for SeaStar Medical Holding Corp including SCHEDULE 13G/A, 4, 8-K and more.

Form type Document Filing Description Filing date Reporting date File number(s)
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 13 Feb 2026 005-92321
4 Open 4 document View SEC filing for 4 FORM 4 - KEN VAN HEEL 2-6-26 RSU GRANT 10 Feb 2026 06 Feb 2026
4 Open 4 document View SEC filing for 4 FORM 4 - JOHN NEUMAN 2-6-26 RSU GRANT 10 Feb 2026 06 Feb 2026
4 Open 4 document View SEC filing for 4 FORM 4 - VINCENT BERNADETTE 2-6-26 RSU GRANT 10 Feb 2026 06 Feb 2026
4 Open 4 document View SEC filing for 4 FORM 4 - JEN BAIRD 2-6-26 RSU GRANT 10 Feb 2026 06 Feb 2026
4 Open 4 document View SEC filing for 4 FORM 4 - BRAD TOWME 2-6-2026 RSU GRANT 10 Feb 2026 06 Feb 2026
4 Open 4 document View SEC filing for 4 FORM 4 - KEVIN CHUNG 2-6-26 RSU GRANT 10 Feb 2026 06 Feb 2026
4 Open 4 document View SEC filing for 4 FORM 4 - ERIC SCHLORFF 2-6-2026 RSU GRANT 10 Feb 2026 06 Feb 2026
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 20 Jan 2026 20 Jan 2026 001-39927
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A FORM 8-K/A 23 Dec 2025 18 Dec 2025 001-39927
4 Open 4 document View SEC filing for 4 FORM 4 22 Dec 2025 19 Dec 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 18 Dec 2025 18 Dec 2025 001-39927
4 Open 4 document View SEC filing for 4 FORM 4 11 Dec 2025 09 Dec 2025
3 Open 3 document View SEC filing for 3 FORM 3 08 Dec 2025 14 Nov 2025
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 20 Nov 2025 333-275968
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 17 Nov 2025 12 Nov 2025 001-39927
DEF 14A Open DEF 14A document View SEC filing for DEF 14A PROXY STATEMENT 14 Nov 2025 18 Dec 2025 001-39927
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 13 Nov 2025 30 Sep 2025 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 13 Nov 2025 13 Nov 2025 001-39927
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 07 Nov 2025 005-92321
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PROXY STATEMENT 04 Nov 2025 04 Nov 2025 001-39927
424B5 Open 424B5 document View SEC filing for 424B5 PROSPECTUS SUPPLEMENT 14 Oct 2025 333-275968
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 29 Sep 2025 23 Sep 2025 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 24 Sep 2025 24 Sep 2025 001-39927
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 09 Sep 2025 26 Aug 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Aug 2025 26 Aug 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Aug 2025 22 Aug 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 19 Aug 2025 13 Aug 2025 001-39927
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Aug 2025 005-92321
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A 8-K/A 14 Aug 2025 13 Aug 2025 001-39927
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Aug 2025 30 Jun 2025 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 13 Aug 2025 13 Aug 2025 001-39927
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 13 Aug 2025 005-92321
EFFECT Open EFFECT document View SEC filing for EFFECT 12 Aug 2025 333-289447
CORRESP Open CORRESP document View SEC filing for CORRESP 11 Aug 2025
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 11 Aug 2025 333-289447
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 REGISTRATION STATEMENT 08 Aug 2025 333-289447
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Aug 2025 08 Aug 2025 001-39927
424B5 Open 424B5 document View SEC filing for 424B5 PROSPECTUS SUPPLEMENT 08 Aug 2025 333-275968
S-8 Open S-8 document | Open XBRL data View SEC filing for S-8 S-8 08 Aug 2025 333-289421
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A 8-K/A 06 Aug 2025 31 Jul 2025 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Aug 2025 26 Jun 2023 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 01 Aug 2025 01 Aug 2025 001-39927
424B5 Open 424B5 document View SEC filing for 424B5 PROSPECTUS SUPPLEMENT 01 Aug 2025 333-275968
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Jul 2025 10 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Jul 2025 10 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Jul 2025 10 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Jul 2025 04 Jun 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 16 Jul 2025 14 Jul 2025 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 14 Jul 2025 10 Jul 2025 001-39927
424B5 Open 424B5 document View SEC filing for 424B5 PROSPECTUS SUPPLEMENT 11 Jul 2025 333-275968
424B5 Open 424B5 document View SEC filing for 424B5 PROSPECTUS SUPPLEMENT 10 Jul 2025 333-275968
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Jul 2025 03 Jul 2025 001-39927
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jul 2025 01 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jul 2025 01 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2025 04 Jun 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 Jul 2025 01 Jul 2025 001-39927
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 27 Jun 2025 005-92321
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Jun 2025 24 Jun 2025
424B4 Open 424B4 document View SEC filing for 424B4 PROSPECTUS 23 Jun 2025 333-288065
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 23 Jun 2025 17 Jun 2025 001-39927
EFFECT Open EFFECT document View SEC filing for EFFECT 20 Jun 2025 333-288065
S-1/A Open S-1/A document | Open XBRL data View SEC filing for S-1/A AMENDMENT NO. 1 TO FORM S-1 20 Jun 2025 333-288065
CORRESP Open CORRESP document View SEC filing for CORRESP 17 Jun 2025
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 REGISTRATION STATEMENT 16 Jun 2025 333-288065
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 11 Jun 2025 06 Jun 2025 001-39927
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 30 May 2025 377-08040
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS 29 May 2025 333-287403
EFFECT Open EFFECT document View SEC filing for EFFECT 27 May 2025 333-287403
DRS Open DRS document View SEC filing for DRS 27 May 2025 377-08040
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 May 2025 20 May 2025
CORRESP Open CORRESP document View SEC filing for CORRESP 22 May 2025
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 22 May 2025 333-287403
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 May 2025 20 May 2025
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 REGISTRATION STATEMENT 19 May 2025 333-287403
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 15 May 2025 005-92321
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 May 2025 31 Mar 2025 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 14 May 2025 14 May 2025 001-39927
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEFINITIVE PROXY STATEMENT 06 May 2025 03 Jul 2025 001-39927
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFINITIVE ADDITIONAL MATERIALS 06 May 2025 001-39927
EFFECT Open EFFECT document View SEC filing for EFFECT 29 Apr 2025 333-286677
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PROXY STATEMENT 25 Apr 2025 25 Apr 2025 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 25 Apr 2025 25 Apr 2025 001-39927
CORRESP Open CORRESP document View SEC filing for CORRESP 25 Apr 2025
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 25 Apr 2025 333-286677
10-K/A Open 10-K/A document | Open XBRL data View SEC filing for 10-K/A 10-K/A 23 Apr 2025 31 Dec 2024 001-39927
S-3 Open S-3 document View SEC filing for S-3 REGISTRATION STATEMENT 22 Apr 2025 333-286677
S-8 Open S-8 document View SEC filing for S-8 S-8 22 Apr 2025 333-286671
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Apr 2025 01 Apr 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Apr 2025 01 Apr 2025
424B5 Open 424B5 document View SEC filing for 424B5 PROSPECTUS SUPPLEMENT 02 Apr 2025 333-275968
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Mar 2025 28 Mar 2025 001-39927
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 27 Mar 2025 31 Dec 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Mar 2025 27 Mar 2025 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Mar 2025 20 Mar 2025 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 13 Mar 2025 11 Mar 2025 001-39927
DEFR14A Open DEFR14A document View SEC filing for DEFR14A PROXY STATEMENT 04 Mar 2025 001-39927
DEF 14A Open DEF 14A document View SEC filing for DEF 14A PROXY STATEMENT 28 Feb 2025 20 Mar 2025 001-39927
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Feb 2025 14 Jun 2024
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PROXY STATEMENT 18 Feb 2025 18 Feb 2025 001-39927
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 13 Feb 2025 005-92321
424B5 Open 424B5 document View SEC filing for 424B5 PROSPECTUS SUPPLEMENT 03 Feb 2025 333-275968
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 03 Feb 2025 31 Jan 2025 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 31 Jan 2025 28 Jan 2025 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 13 Jan 2025 13 Jan 2025 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 26 Dec 2024 24 Dec 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 19 Dec 2024 13 Dec 2024 001-39927
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 03 Dec 2024 04 Jun 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Dec 2024 13 Nov 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Dec 2024 13 Nov 2024
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 03 Dec 2024 04 Jun 2024
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 03 Dec 2024 001-39927
CORRESP Open CORRESP document View SEC filing for CORRESP 27 Nov 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 26 Nov 2024 26 Nov 2024 001-39927
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 26 Nov 2024 001-39927
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Nov 2024 15 Nov 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Nov 2024 15 Nov 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Nov 2024 13 Nov 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Nov 2024 13 Nov 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Nov 2024 13 Nov 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Nov 2024 13 Nov 2024
SC 13G Open SC 13G document View SEC filing for SC 13G 14 Nov 2024 005-92321
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Nov 2024 30 Sep 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 13 Nov 2024 13 Nov 2024 001-39927
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEFINITIVE PROXY STATEMENT 04 Nov 2024 26 Nov 2024 001-39927
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRELIMINARY PROXY STATEMENT 24 Oct 2024 26 Nov 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 22 Oct 2024 20 Oct 2024 001-39927
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Oct 2024 30 Sep 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Sep 2024 18 Apr 2024
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 09 Sep 2024 12 Apr 2024
EFFECT Open EFFECT document View SEC filing for EFFECT 27 Aug 2024 333-281220
EFFECT Open EFFECT document View SEC filing for EFFECT 27 Aug 2024 333-280683
CORRESP Open CORRESP document View SEC filing for CORRESP 23 Aug 2024
CORRESP Open CORRESP document View SEC filing for CORRESP 23 Aug 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 21 Aug 2024 20 Aug 2024 001-39927
424B5 Open 424B5 document View SEC filing for 424B5 PROSPECTUS SUPPLEMENT 21 Aug 2024 333-275968
S-3/A Open S-3/A document View SEC filing for S-3/A AMENDMENT NO. 1 TO FORM S-3 16 Aug 2024 333-280683
S-3/A Open S-3/A document View SEC filing for S-3/A AMENDMENT NO. 1 TO FORM S-3 16 Aug 2024 333-281220
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 13 Aug 2024 13 Aug 2024 001-39927
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Aug 2024 30 Jun 2024 001-39927
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 07 Aug 2024 333-281220
S-3 Open S-3 document View SEC filing for S-3 REGISTRATION STATEMENT 02 Aug 2024 333-281220
D Open D document View SEC filing for D 26 Jul 2024 021-519891
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 11 Jul 2024 10 Jul 2024 001-39927
424B5 Open 424B5 document View SEC filing for 424B5 PROSPECTUS SUPPLEMENT 11 Jul 2024 333-275968
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 10 Jul 2024 333-280683
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Jul 2024 05 Jul 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Jul 2024 03 Jul 2024 001-39927
10-K/A Open 10-K/A document | Open XBRL data View SEC filing for 10-K/A 10-K/A 03 Jul 2024 31 Dec 2023 001-39927
S-3 Open S-3 document View SEC filing for S-3 REGISTRATION STATEMENT 03 Jul 2024 333-280683
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 Jul 2024 28 Jun 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Jun 2024 24 Jun 2024 001-39927
3 Open 3 document View SEC filing for 3 14 Jun 2024 05 Jun 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 11 Jun 2024 06 Jun 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Jun 2024 05 Jun 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Jun 2024 07 Jun 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 04 Jun 2024 04 Jun 2024 001-39927
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 May 2024 31 Mar 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 14 May 2024 14 May 2024 001-39927
ARS Open ARS document View SEC filing for ARS ARS 09 May 2024 31 Dec 2023 001-39927
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 03 May 2024 03 May 2024 001-39927
10-K/A Open 10-K/A document | Open XBRL data View SEC filing for 10-K/A 10-K/A 26 Apr 2024 31 Dec 2023 001-39927
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 23 Apr 2024 22 Apr 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 18 Apr 2024 12 Apr 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 17 Apr 2024 17 Apr 2024 001-39927
4 Open 4 document View SEC filing for 4 16 Apr 2024 12 Apr 2024
4 Open 4 document View SEC filing for 4 16 Apr 2024 12 Apr 2024
4 Open 4 document View SEC filing for 4 16 Apr 2024 12 Apr 2024
4 Open 4 document View SEC filing for 4 16 Apr 2024 12 Apr 2024
4 Open 4 document View SEC filing for 4 16 Apr 2024 12 Apr 2024
4 Open 4 document View SEC filing for 4 16 Apr 2024 12 Apr 2024
4 Open 4 document View SEC filing for 4 16 Apr 2024 12 Apr 2024
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 16 Apr 2024 31 Dec 2023 001-39927
NT 10-K Open NT 10-K document View SEC filing for NT 10-K NT 10-K 01 Apr 2024 01 Apr 2024 001-39927
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A 8-K/A 27 Mar 2024 27 Mar 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Mar 2024 21 Mar 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Mar 2024 27 Mar 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 08 Mar 2024 06 Mar 2024 001-39927
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 35 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 34 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 33 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 32 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 31 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 30 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 29 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 28 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 27 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 26 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 25 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 24 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 23 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 22 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 21 05 Mar 2024 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT NO. 20 05 Mar 2024 333-268503
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 22 Feb 2024 21 Feb 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 16 Feb 2024 15 Feb 2024 001-39927
EFFECT Open EFFECT document View SEC filing for EFFECT 14 Feb 2024 333-276675
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Feb 2024 005-92321
CORRESP Open CORRESP document View SEC filing for CORRESP 12 Feb 2024
S-8 Open S-8 document View SEC filing for S-8 09 Feb 2024 333-276978
S-3/A Open S-3/A document View SEC filing for S-3/A 09 Feb 2024 333-276675
CORRESP Open CORRESP document View SEC filing for CORRESP 09 Feb 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Feb 2024 06 Feb 2024 001-39927
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 02 Feb 2024 333-276675
424B5 Open 424B5 document View SEC filing for 424B5 30 Jan 2024 333-275968
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 30 Jan 2024 26 Jan 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 24 Jan 2024 24 Jan 2024 001-39927
S-3 Open S-3 document View SEC filing for S-3 24 Jan 2024 333-276675
3 Open 3 document View SEC filing for 3 22 Jan 2024 10 Jan 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 12 Jan 2024 12 Jan 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 11 Jan 2024 10 Jan 2024 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 Dec 2023 27 Dec 2023 001-39927
EFFECT Open EFFECT document View SEC filing for EFFECT 22 Dec 2023 333-275968
CORRESP Open CORRESP document View SEC filing for CORRESP 20 Dec 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 20 Dec 2023 20 Dec 2023 001-39927
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 19 Dec 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 13 Dec 2023 13 Dec 2023 001-39927
EFFECT Open EFFECT document View SEC filing for EFFECT 11 Dec 2023 333-275844
S-3/A Open S-3/A document View SEC filing for S-3/A 11 Dec 2023 333-275844
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 11 Dec 2023 11 Dec 2023 001-39927
S-3 Open S-3 document View SEC filing for S-3 08 Dec 2023 333-275968
S-3/A Open S-3/A document View SEC filing for S-3/A 07 Dec 2023 333-275844
CORRESP Open CORRESP document View SEC filing for CORRESP 07 Dec 2023
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 06 Dec 2023
S-3 Open S-3 document View SEC filing for S-3 01 Dec 2023 333-275844
4 Open 4 document View SEC filing for 4 29 Nov 2023 29 Nov 2023
4 Open 4 document View SEC filing for 4 29 Nov 2023 29 Nov 2023
4 Open 4 document View SEC filing for 4 29 Nov 2023 22 Sep 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 29 Nov 2023 28 Nov 2023 001-39927
4/A Open 4/A document View SEC filing for 4/A 28 Nov 2023 31 Aug 2023
4/A Open 4/A document View SEC filing for 4/A 28 Nov 2023 31 Aug 2023
4/A Open 4/A document View SEC filing for 4/A 28 Nov 2023 15 Aug 2023
4 Open 4 document View SEC filing for 4 27 Nov 2023 22 Nov 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Nov 2023 27 Nov 2023 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 22 Nov 2023 21 Nov 2023 001-39927
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Nov 2023 30 Sep 2023 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 Oct 2023 30 Oct 2023 001-39927
RW Open RW document View SEC filing for RW 26 Oct 2023 333-274413
424B3 Open 424B3 document View SEC filing for 424B3 424B3 06 Oct 2023 333-271215
424B3 Open 424B3 document View SEC filing for 424B3 424B3 06 Oct 2023 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 424B3 06 Oct 2023 333-273359
424B3 Open 424B3 document View SEC filing for 424B3 424B3 06 Oct 2023 333-269338
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 03 Oct 2023 03 Oct 2023 001-39927
424B3 Open 424B3 document View SEC filing for 424B3 424B3 27 Sep 2023 333-269338
424B3 Open 424B3 document View SEC filing for 424B3 424B3 27 Sep 2023 333-271215
424B3 Open 424B3 document View SEC filing for 424B3 424B3 27 Sep 2023 333-268503
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8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Sep 2023 06 Sep 2023 001-39927
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 S-1 08 Sep 2023 333-274413
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 Aug 2023 30 Aug 2023 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 24 Aug 2023 22 Aug 2023 001-39927
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 24 Aug 2023 06 Sep 2023 001-39927
4 Open 4 document View SEC filing for 4 17 Aug 2023 15 Aug 2023
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424B3 Open 424B3 document View SEC filing for 424B3 FORM 424(B)(3) 15 Aug 2023 333-269338
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424(B)(3) 15 Aug 2023 333-268503
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424B3 Open 424B3 document View SEC filing for 424B3 FORM 424(B)(3) 15 Aug 2023 333-271215
424B3 Open 424B3 document View SEC filing for 424B3 424B3 15 Aug 2023 333-273359
424B3 Open 424B3 document View SEC filing for 424B3 424B3 15 Aug 2023 333-269338
424B3 Open 424B3 document View SEC filing for 424B3 424B3 15 Aug 2023 333-273359
424B3 Open 424B3 document View SEC filing for 424B3 424B3 15 Aug 2023 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 424B3 15 Aug 2023 333-271215
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 15 Aug 2023 14 Aug 2023 001-39927
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Aug 2023 30 Jun 2023 001-39927
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 14 Aug 2023 06 Sep 2023 001-39927
424B3 Open 424B3 document View SEC filing for 424B3 424B3 14 Aug 2023 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 424B3 14 Aug 2023 333-269338
424B3 Open 424B3 document View SEC filing for 424B3 424B3 14 Aug 2023 333-271215
424B7 Open 424B7 document View SEC filing for 424B7 10 Aug 2023 333-273359
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8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Aug 2023 07 Aug 2023 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 Aug 2023 31 Jul 2023 001-39927
EFFECT Open EFFECT document View SEC filing for EFFECT 31 Jul 2023 333-273359
CORRESP Open CORRESP document View SEC filing for CORRESP 27 Jul 2023
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 27 Jul 2023
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 FORM S-1 20 Jul 2023 333-273359
424B3 Open 424B3 document View SEC filing for 424B3 424B3 05 Jul 2023 333-271215
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424B3 Open 424B3 document View SEC filing for 424B3 FORM 424(B)(3) 10 May 2023 333-269338
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8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 May 2023 09 May 2023 001-39927
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 09 May 2023 28 Jun 2023 001-39927
EFFECT Open EFFECT document View SEC filing for EFFECT 05 May 2023 333-269338
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EFFECT Open EFFECT document View SEC filing for EFFECT 26 Apr 2023 333-271215
CORRESP Open CORRESP document View SEC filing for CORRESP 24 Apr 2023
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POS AM Open POS AM document | Open XBRL data View SEC filing for POS AM POS AM 21 Apr 2023 333-269338
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8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 31 Mar 2023 30 Mar 2023 001-39927
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 30 Mar 2023 31 Dec 2022 001-39927
POS AM Open POS AM document | Open XBRL data View SEC filing for POS AM POS AM 28 Mar 2023 333-269338
POS AM Open POS AM document | Open XBRL data View SEC filing for POS AM POS AM 28 Mar 2023 333-268503
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424(B)(3) 16 Mar 2023 333-269338
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S-8 Open S-8 document View SEC filing for S-8 FORM S-8 27 Feb 2023 333-270070
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8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 Feb 2023 14 Feb 2023 001-39927
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S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 FORM S-1 20 Jan 2023 333-269338
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2023 333-268503
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 09 Jan 2023 06 Jan 2023 001-39927
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UPLOAD Open UPLOAD document View SEC filing for UPLOAD 29 Dec 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 29 Dec 2022 27 Dec 2022 001-39927
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A FORM 8-K/A 22 Dec 2022 20 Dec 2022 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 21 Dec 2022 20 Dec 2022 001-39927
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S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 FORM S-1 21 Nov 2022 333-268503
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Nov 2022 30 Sep 2022 001-39927
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A KARPUS INVESTMENT MGT / LMF ACQUISITION OPPORTUNITIES - SCHEDULE 13G/A(#2) 10 Nov 2022 005-92321
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 10 Nov 2022 09 Nov 2022 001-39927
15-15D Open 15-15D document View SEC filing for 15-15D FORM 15-15D 08 Nov 2022 333-251962
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25-NSE Open 25-NSE document View SEC filing for 25-NSE 28 Oct 2022 333-251962
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Oct 2022 26 Oct 2022 001-39927
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424B3 Open 424B3 document View SEC filing for 424B3 FORM 424(B)(3) 28 Sep 2022 333-264993
EFFECT Open EFFECT document View SEC filing for EFFECT 26 Sep 2022 333-264993
CORRESP Open CORRESP document View SEC filing for CORRESP 22 Sep 2022
CORRESP Open CORRESP document View SEC filing for CORRESP 21 Sep 2022
S-4/A Open S-4/A document View SEC filing for S-4/A FORM S-4/A 21 Sep 2022 333-264993
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 19 Sep 2022
CORRESP Open CORRESP document View SEC filing for CORRESP 13 Sep 2022
S-4/A Open S-4/A document View SEC filing for S-4/A FORM S-4/A 13 Sep 2022 333-264993
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 02 Sep 2022
CORRESP Open CORRESP document View SEC filing for CORRESP 24 Aug 2022
S-4/A Open S-4/A document | Open XBRL data View SEC filing for S-4/A FORM S-4/A 24 Aug 2022 333-264993
425 Open 425 document View SEC filing for 425 425 24 Aug 2022 001-39927
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NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q - 2ND QTR 2022 16 Aug 2022 30 Jun 2022 001-39927
425 Open 425 document View SEC filing for 425 425 - CASE STUDY PR 01 Aug 2022 001-39927
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425 Open 425 document View SEC filing for 425 425 - FDA STUDY 20 Jul 2022 001-39927
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425 Open 425 document View SEC filing for 425 425 -CRITICAL CARESTUDY 07 Jun 2022 001-39927
425 Open 425 document View SEC filing for 425 425 - CMO HIRE 24 May 2022 001-39927
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NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 1ST QTR 2022 17 May 2022 31 Mar 2022 001-39927
S-4 Open S-4 document View SEC filing for S-4 FORM S-4 16 May 2022 333-264993
425 Open 425 document View SEC filing for 425 425 04 May 2022 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K - INVESTOR PRESENTATION 04 May 2022 03 May 2022 001-39927
425 Open 425 document View SEC filing for 425 425 - FDA BREAKTHROUGH 03 May 2022 001-39927
425 Open 425 document View SEC filing for 425 425 - SEASTAR MERGER 26 Apr 2022 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K SS MERGER 26 Apr 2022 21 Apr 2022 001-39927
425 Open 425 document View SEC filing for 425 425 22 Apr 2022 001-39927
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K - MERGER ANNOUNCEMENT 22 Apr 2022 21 Apr 2022 001-39927
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K - LMAO 06 Apr 2022 31 Dec 2021 001-39927
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SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A KARPUS INVESTMENT MGT / LMF ACQUISITION OPPORTUNITIES - SCHEDULE 13G/A(#1) 14 Feb 2022 005-92321
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SC 13G Open SC 13G document View SEC filing for SC 13G LMAO 13G 08 Feb 2022 005-92321
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q - SEPT 2021 17 Nov 2021 30 Sep 2021 001-39927
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q - 3RD QTR 16 Nov 2021 30 Sep 2021 001-39927
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 06-21 16 Aug 2021 30 Jun 2021 001-39927
SC 13G Open SC 13G document View SEC filing for SC 13G KARPUS INVESTMENT MGT / LMF ACQUISITION OPPORTUNITIES INC. - SCHEDULE 13G 10 Jun 2021 005-92321
8-K/A Open 8-K/A document View SEC filing for 8-K/A 8-K/A = AMENDED BS 01 Jun 2021 28 Jan 2021 001-39927
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NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 18 May 2021 31 Mar 2021 001-39927
SC 13G Open SC 13G document View SEC filing for SC 13G FORM SC 13G 01 Apr 2021 005-92321
10-K Open 10-K document View SEC filing for 10-K 10-K- LMAO 31 Mar 2021 31 Dec 2020 001-39927
8-K Open 8-K document View SEC filing for 8-K 8-K - UNIT SPLIT 17 Mar 2021 17 Mar 2021 001-39927
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 08 Mar 2021 005-92321
8-K Open 8-K document View SEC filing for 8-K 8-K- POST CLOSE BS 03 Feb 2021 28 Jan 2021 001-39927
8-K Open 8-K document View SEC filing for 8-K 8-K - OFFERING 28 Jan 2021 25 Jan 2021 001-39927
424B4 Open 424B4 document View SEC filing for 424B4 424B4 - PROSPECTUS - LMAO 27 Jan 2021 333-251962
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EFFECT Open EFFECT document View SEC filing for EFFECT 25 Jan 2021 333-251962
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S-1MEF Open S-1MEF document View SEC filing for S-1MEF S-1MEF - LMAO 25 Jan 2021 333-252415
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S-1/A Open S-1/A document View SEC filing for S-1/A S-1/A #1 19 Jan 2021 333-251962
CORRESP Open CORRESP document View SEC filing for CORRESP 11 Jan 2021
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UPLOAD Open UPLOAD document View SEC filing for UPLOAD 22 Dec 2020
DRS Open DRS document View SEC filing for DRS 01 Dec 2020 377-03844

About this filer

SeaStar Medical Holding Corp files with the SEC under CIK 0001831868. This page aggregates EDGAR filings and related ownership activity.

Industry: Surgical & Medical Instruments & Apparatus.

See insider transactions for this issuer.

FAQ

What is a CIK?
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