Adagio Medical Holdings, Inc. SEC EDGAR Filings (CIK 0002006986)

SEC EDGAR filings, ownership reports, and insider transactions for Adagio Medical Holdings, Inc..

Symbol
ADGM on Nasdaq
Industry
Surgical & Medical Instruments & Apparatus (Industrial Applications And Services)
Business address
26051 Merit Circle, Suite 102, Laguna Hills, CA, 92653
State of incorporation
DE
Fiscal year end
31 December
Former names
Aja Holdco, Inc. (to 01 Aug 2024)
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Adagio Medical Holdings, Inc. has filed 183 SEC EDGAR filings since 14 Feb 2024

Latest Filings

Recent SEC filings for Adagio Medical Holdings, Inc. including 4, 424B3, 8-K and more.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 18 Dec 2025 16 Dec 2025
424B3 Open 424B3 document View SEC filing for 424B3 424B3 16 Dec 2025 333-284266
424B3 Open 424B3 document View SEC filing for 424B3 424B3 16 Dec 2025 333-284263
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 16 Dec 2025 15 Dec 2025 001-42199
4 Open 4 document View SEC filing for 4 15 Dec 2025 12 Dec 2025
EFFECT Open EFFECT document View SEC filing for EFFECT 12 Dec 2025 333-291741
424B3 Open 424B3 document View SEC filing for 424B3 424B3 12 Dec 2025 333-291741
424B3 Open 424B3 document View SEC filing for 424B3 424B3 12 Dec 2025 333-284263
424B3 Open 424B3 document View SEC filing for 424B3 424B3 12 Dec 2025 333-284266
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 11 Dec 2025 11 Dec 2025
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 11 Dec 2025 11 Dec 2025
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 11 Dec 2025 001-42199
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 11 Dec 2025 11 Dec 2025 001-42199
S-3 Open S-3 document | Open XBRL data View SEC filing for S-3 S-3 24 Nov 2025 333-291741
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 13 Nov 2025 005-94588
424B3 Open 424B3 document View SEC filing for 424B3 424B3 12 Nov 2025 333-284266
424B3 Open 424B3 document View SEC filing for 424B3 424B3 12 Nov 2025 333-284263
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 12 Nov 2025 30 Sep 2025 001-42199
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 12 Nov 2025 12 Nov 2025 001-42199
ARS Open ARS document View SEC filing for ARS ARS 04 Nov 2025 31 Dec 2024 001-42199
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 04 Nov 2025 15 Dec 2025 001-42199
D Open D document View SEC filing for D 29 Oct 2025 021-562448
424B3 Open 424B3 document View SEC filing for 424B3 424B3 24 Oct 2025 333-284266
424B3 Open 424B3 document View SEC filing for 424B3 424B3 24 Oct 2025 333-284263
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 24 Oct 2025 23 Oct 2025 001-42199
4 Open 4 document View SEC filing for 4 4 22 Oct 2025 20 Oct 2025
424B3 Open 424B3 document View SEC filing for 424B3 424B3 20 Oct 2025 333-284263
424B3 Open 424B3 document View SEC filing for 424B3 424B3 20 Oct 2025 333-284266
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 20 Oct 2025 20 Oct 2025 001-42199
424B3 Open 424B3 document View SEC filing for 424B3 424B3 15 Oct 2025 333-284266
424B3 Open 424B3 document View SEC filing for 424B3 424B3 15 Oct 2025 333-284263
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 Oct 2025 14 Oct 2025 001-42199
424B3 Open 424B3 document View SEC filing for 424B3 424B3 10 Oct 2025 333-284266
424B3 Open 424B3 document View SEC filing for 424B3 424B3 10 Oct 2025 333-284263
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 10 Oct 2025 10 Oct 2025 001-42199
424B3 Open 424B3 document View SEC filing for 424B3 424B3 01 Oct 2025 333-284266
424B3 Open 424B3 document View SEC filing for 424B3 424B3 01 Oct 2025 333-284263
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 01 Oct 2025 01 Oct 2025 001-42199
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 30 Sep 2025 05 Sep 2025
424B3 Open 424B3 document View SEC filing for 424B3 424B3 08 Sep 2025 333-284263
424B3 Open 424B3 document View SEC filing for 424B3 424B3 08 Sep 2025 333-284266
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 08 Sep 2025 03 Sep 2025 001-42199
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 26 Aug 2025 005-94588
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Aug 2025 005-94588
424B3 Open 424B3 document View SEC filing for 424B3 424B3 14 Aug 2025 333-284266
424B3 Open 424B3 document View SEC filing for 424B3 424B3 14 Aug 2025 333-284263
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Aug 2025 30 Jun 2025 001-42199
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 13 Aug 2025 13 Aug 2025 001-42199
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 12 Aug 2025 005-94588
424B3 Open 424B3 document View SEC filing for 424B3 424B3 15 May 2025 333-284263
424B3 Open 424B3 document View SEC filing for 424B3 424B3 15 May 2025 333-284266
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 15 May 2025 005-94588
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 May 2025 31 Mar 2025 001-42199
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 May 2025 15 May 2025 001-42199
424B3 Open 424B3 document View SEC filing for 424B3 424B3 01 May 2025 333-284266
424B3 Open 424B3 document View SEC filing for 424B3 424B3 01 May 2025 333-284263
10-K/A Open 10-K/A document | Open XBRL data View SEC filing for 10-K/A 10-K/A 30 Apr 2025 31 Dec 2024 001-42199
3 Open 3 document View SEC filing for 3 28 Apr 2025 17 Apr 2025
424B3 Open 424B3 document View SEC filing for 424B3 424B3 23 Apr 2025 333-284266
424B3 Open 424B3 document View SEC filing for 424B3 424B3 23 Apr 2025 333-284263
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 23 Apr 2025 17 Apr 2025 001-42199
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 02 Apr 2025 31 Mar 2025 001-42199
S-8 Open S-8 document View SEC filing for S-8 FORM S-8 27 Mar 2025 333-286193
424B3 Open 424B3 document View SEC filing for 424B3 424B3 27 Mar 2025 333-284266
424B3 Open 424B3 document View SEC filing for 424B3 424B3 27 Mar 2025 333-284263
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 27 Mar 2025 31 Dec 2024 001-42199
4 Open 4 document View SEC filing for 4 21 Mar 2025 20 Mar 2025
4 Open 4 document View SEC filing for 4 21 Mar 2025 20 Mar 2025
4 Open 4 document View SEC filing for 4 21 Mar 2025 20 Mar 2025
4 Open 4 document View SEC filing for 4 21 Mar 2025 20 Mar 2025
4 Open 4 document View SEC filing for 4 21 Mar 2025 20 Mar 2025
424B3 Open 424B3 document View SEC filing for 424B3 424B3 17 Mar 2025 333-284266
424B3 Open 424B3 document View SEC filing for 424B3 424B3 17 Mar 2025 333-284263
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 17 Mar 2025 11 Mar 2025 001-42199
424B3 Open 424B3 document View SEC filing for 424B3 424B3 04 Mar 2025 333-284266
424B3 Open 424B3 document View SEC filing for 424B3 424B3 04 Mar 2025 333-284263
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 04 Mar 2025 28 Feb 2025 001-42199
424B3 Open 424B3 document View SEC filing for 424B3 424B3 28 Feb 2025 333-284266
424B3 Open 424B3 document View SEC filing for 424B3 424B3 28 Feb 2025 333-284263
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 28 Feb 2025 28 Feb 2025 001-42199
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Feb 2025 005-94588
4 Open 4 document View SEC filing for 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 14 Feb 2025 22 Jan 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Feb 2025 005-94588
4 Open 4 document View SEC filing for 4 13 Feb 2025 11 Feb 2025
EFFECT Open EFFECT document View SEC filing for EFFECT 07 Feb 2025 333-284266
EFFECT Open EFFECT document View SEC filing for EFFECT 07 Feb 2025 333-284263
424B3 Open 424B3 document View SEC filing for 424B3 S-1/A 07 Feb 2025 333-284266
424B3 Open 424B3 document View SEC filing for 424B3 S-1/A 07 Feb 2025 333-284263
424B3 Open 424B3 document View SEC filing for 424B3 424B3 05 Feb 2025 333-282126
424B3 Open 424B3 document View SEC filing for 424B3 424B3 05 Feb 2025 333-282125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 05 Feb 2025 30 Jan 2025 001-42199
CORRESP Open CORRESP document View SEC filing for CORRESP 05 Feb 2025
CORRESP Open CORRESP document View SEC filing for CORRESP 05 Feb 2025
S-1/A Open S-1/A document View SEC filing for S-1/A S-1/A 04 Feb 2025 333-284266
S-1/A Open S-1/A document View SEC filing for S-1/A S-1/A 04 Feb 2025 333-284263
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 22 Jan 2025 333-284266
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 22 Jan 2025 333-284263
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 FORM S-1 14 Jan 2025 333-284266
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 FORM S-1 14 Jan 2025 333-284263
424B3 Open 424B3 document View SEC filing for 424B3 424B3 06 Jan 2025 333-282126
424B3 Open 424B3 document View SEC filing for 424B3 424B3 06 Jan 2025 333-282125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 06 Jan 2025 02 Jan 2025 001-42199
424B3 Open 424B3 document View SEC filing for 424B3 424B3 23 Dec 2024 333-282126
424B3 Open 424B3 document View SEC filing for 424B3 424B3 23 Dec 2024 333-282125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 23 Dec 2024 19 Dec 2024 001-42199
3 Open 3 document View SEC filing for 3 20 Dec 2024 13 Dec 2024
424B3 Open 424B3 document View SEC filing for 424B3 424B3 16 Dec 2024 333-282126
424B3 Open 424B3 document View SEC filing for 424B3 424B3 16 Dec 2024 333-282125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 16 Dec 2024 11 Dec 2024 001-42199
424B3 Open 424B3 document View SEC filing for 424B3 424B3 26 Nov 2024 333-282125
424B3 Open 424B3 document View SEC filing for 424B3 424B3 26 Nov 2024 333-282126
EFFECT Open EFFECT document View SEC filing for EFFECT 25 Nov 2024 333-282126
EFFECT Open EFFECT document View SEC filing for EFFECT 25 Nov 2024 333-282125
POS AM Open POS AM document | Open XBRL data View SEC filing for POS AM POS AM 25 Nov 2024 333-282125
POS AM Open POS AM document | Open XBRL data View SEC filing for POS AM POS AM 22 Nov 2024 333-282126
424B3 Open 424B3 document View SEC filing for 424B3 424B3 14 Nov 2024 333-282125
424B3 Open 424B3 document View SEC filing for 424B3 424B3 14 Nov 2024 333-282126
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Nov 2024 30 Sep 2024 001-42199
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 14 Nov 2024 14 Nov 2024 001-42199
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 13 Nov 2024 005-94588
POS AM Open POS AM document | Open XBRL data View SEC filing for POS AM POS AM 08 Nov 2024 333-282126
POS AM Open POS AM document | Open XBRL data View SEC filing for POS AM POS AM 08 Nov 2024 333-282125
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A 8-K/A 04 Nov 2024 31 Jul 2024 001-42199
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 01 Nov 2024 01 Nov 2024 001-42199
S-8 Open S-8 document View SEC filing for S-8 S-8 08 Oct 2024 333-282544
4 Open 4 document View SEC filing for 4 FORM 4 01 Oct 2024 27 Sep 2024
EFFECT Open EFFECT document View SEC filing for EFFECT 19 Sep 2024 333-282126
EFFECT Open EFFECT document View SEC filing for EFFECT 19 Sep 2024 333-282125
424B3 Open 424B3 document View SEC filing for 424B3 424B3 19 Sep 2024 333-282126
424B3 Open 424B3 document View SEC filing for 424B3 424B3 19 Sep 2024 333-282125
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 17 Sep 2024 333-282126
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 17 Sep 2024 333-282125
CORRESP Open CORRESP document View SEC filing for CORRESP 17 Sep 2024
CORRESP Open CORRESP document View SEC filing for CORRESP 17 Sep 2024
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 FORM-S-1 13 Sep 2024 333-282126
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 FORM S-1 13 Sep 2024 333-282125
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 26 Aug 2024 30 Jun 2024 001-42199
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 19 Aug 2024 19 Aug 2024 001-42199
8-K/A Open 8-K/A document View SEC filing for 8-K/A 8-K/A 14 Aug 2024 06 Aug 2024 001-42199
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 12 Aug 2024 005-94588
8-K Open 8-K document View SEC filing for 8-K 8-K 06 Aug 2024 31 Jul 2024 001-42199
4 Open 4 document View SEC filing for 4 FORM 4 02 Aug 2024 31 Jul 2024
4 Open 4 document View SEC filing for 4 FORM 4 02 Aug 2024 31 Jul 2024
4 Open 4 document View SEC filing for 4 FORM 4 02 Aug 2024 31 Jul 2024
3 Open 3 document View SEC filing for 3 FORM 3 01 Aug 2024 31 Jul 2024
3 Open 3 document View SEC filing for 3 FORM 3 01 Aug 2024 31 Jul 2024
3 Open 3 document View SEC filing for 3 FORM 3 01 Aug 2024 31 Jul 2024
3 Open 3 document View SEC filing for 3 FORM 3 01 Aug 2024 31 Jul 2024
3 Open 3 document View SEC filing for 3 FORM 3 01 Aug 2024 31 Jul 2024
3 Open 3 document View SEC filing for 3 FORM 3 01 Aug 2024 31 Jul 2024
3 Open 3 document View SEC filing for 3 FORM 3 01 Aug 2024 31 Jul 2024
3 Open 3 document View SEC filing for 3 FORM 3 01 Aug 2024 31 Jul 2024
3 Open 3 document View SEC filing for 3 FORM 3 01 Aug 2024 31 Jul 2024
3 Open 3 document View SEC filing for 3 FORM 3 01 Aug 2024 31 Jul 2024
3 Open 3 document View SEC filing for 3 FORM 3 01 Aug 2024 31 Jul 2024
CERT Open CERT document View SEC filing for CERT 01 Aug 2024 001-42199
8-A12B Open 8-A12B document View SEC filing for 8-A12B 8-A12B 01 Aug 2024 001-42199
425 Open 425 document View SEC filing for 425 425 26 Jul 2024 333-278811
425 Open 425 document View SEC filing for 425 425 23 Jul 2024 333-278811
EFFECT Open EFFECT document View SEC filing for EFFECT 12 Jul 2024 333-278811
424B3 Open 424B3 document View SEC filing for 424B3 424B3 12 Jul 2024 333-278811
CORRESP Open CORRESP document View SEC filing for CORRESP 11 Jul 2024
CORRESP Open CORRESP document View SEC filing for CORRESP 11 Jul 2024
S-4/A Open S-4/A document View SEC filing for S-4/A S-4/A 11 Jul 2024 333-278811
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 11 Jul 2024 377-07110
425 Open 425 document View SEC filing for 425 425 02 Jul 2024 333-278811
CORRESP Open CORRESP document View SEC filing for CORRESP 25 Jun 2024
S-4/A Open S-4/A document View SEC filing for S-4/A S-4/A 25 Jun 2024 333-278811
425 Open 425 document View SEC filing for 425 425 25 Jun 2024 333-278811
425 Open 425 document View SEC filing for 425 425 11 Jun 2024 333-278811
425 Open 425 document View SEC filing for 425 425 03 Jun 2024 333-278811
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 30 May 2024 377-07110
425 Open 425 document View SEC filing for 425 425 16 May 2024
CORRESP Open CORRESP document View SEC filing for CORRESP 13 May 2024
S-4/A Open S-4/A document View SEC filing for S-4/A S-4/A 13 May 2024 333-278811
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 03 May 2024 377-07110
425 Open 425 document View SEC filing for 425 425 02 May 2024 333-278811
425 Open 425 document View SEC filing for 425 425 02 May 2024 333-278811
S-4 Open S-4 document View SEC filing for S-4 S-4 19 Apr 2024 333-278811
CORRESP Open CORRESP document View SEC filing for CORRESP 18 Apr 2024
425 Open 425 document View SEC filing for 425 425 25 Mar 2024
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 12 Mar 2024 377-07110
DRS Open DRS document View SEC filing for DRS 14 Feb 2024 377-07110

About this filer

Adagio Medical Holdings, Inc. files with the SEC under CIK 0002006986. 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?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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