Ambrx Biopharma, Inc. SEC EDGAR Filings (CIK 0001990550)

SEC EDGAR filings, ownership reports, and insider transactions for Ambrx Biopharma, Inc..

Industry
Biological Products, (No Disgnostic Substances) (Office Of Life Sciences)
Business address
10975 North Torrey Pines Road, La Jolla, CA, 92037
Fiscal year end
31 December
Former names
New Ambrx Biopharma Inc. (to 15 Sep 2023)
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Ambrx Biopharma, Inc. has filed 77 SEC EDGAR filings since 25 Aug 2023

Latest Filings

Recent SEC filings for Ambrx Biopharma, Inc. including SC 13G/A, 15-12G, 8-K and more.

Form type Document Filing Description Filing date Reporting date File number(s)
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Nov 2024 005-94206
15-12G Open 15-12G document View SEC filing for 15-12G 18 Mar 2024 000-56600
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 12 Mar 2024 08 Mar 2024 000-56600
EFFECT Open EFFECT document View SEC filing for EFFECT 08 Mar 2024 333-275053
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 08 Mar 2024 333-274952
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 08 Mar 2024 333-271966-01
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 08 Mar 2024 333-271005-01
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 08 Mar 2024 333-264490-01
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 08 Mar 2024 333-257264-01
4 Open 4 document View SEC filing for 4 4 07 Mar 2024 07 Mar 2024
4 Open 4 document View SEC filing for 4 4 07 Mar 2024 07 Mar 2024
4 Open 4 document View SEC filing for 4 4 07 Mar 2024 07 Mar 2024
4 Open 4 document View SEC filing for 4 4 07 Mar 2024 07 Mar 2024
4 Open 4 document View SEC filing for 4 4 07 Mar 2024 07 Mar 2024
4 Open 4 document View SEC filing for 4 4 07 Mar 2024 07 Mar 2024
4 Open 4 document View SEC filing for 4 4 07 Mar 2024 07 Mar 2024
4 Open 4 document View SEC filing for 4 4 07 Mar 2024 07 Mar 2024
POS AM Open POS AM document View SEC filing for POS AM POS AM 07 Mar 2024 333-275053
25-NSE/A Open 25-NSE/A document View SEC filing for 25-NSE/A 07 Mar 2024 000-56600
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Mar 2024 07 Mar 2024 000-56600
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Mar 2024 06 Mar 2024 000-56600
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 23 Feb 2024 000-56600
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 22 Feb 2024 000-56600
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 22 Feb 2024 21 Feb 2024 000-56600
DFAN14A Open DFAN14A document View SEC filing for DFAN14A DFAN14A 15 Feb 2024 000-56600
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Feb 2024 005-94206
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Feb 2024 005-94206
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Feb 2024 005-94206
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Feb 2024 005-94206
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT NO. 4 14 Feb 2024 005-94206
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Feb 2024 005-94206
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC13G/A 12 Feb 2024 005-94206
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 09 Feb 2024 005-94206
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 05 Feb 2024 005-94206
DFAN14A Open DFAN14A document View SEC filing for DFAN14A DFAN14A 29 Jan 2024 000-56600
DEFM14A Open DEFM14A document View SEC filing for DEFM14A DEFM14A 29 Jan 2024 000-56600
PREM14A Open PREM14A document View SEC filing for PREM14A PREM14A 19 Jan 2024 19 Jan 2024 000-56600
DFAN14A Open DFAN14A document View SEC filing for DFAN14A DFAN14A 09 Jan 2024 000-56600
DFAN14A Open DFAN14A document View SEC filing for DFAN14A DFAN14A 08 Jan 2024 000-56600
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 08 Jan 2024 000-56600
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Jan 2024 05 Jan 2024 000-56600
144 Open 144 document View SEC filing for 144 26 Dec 2023 000-56600
144 Open 144 document View SEC filing for 144 19 Dec 2023 000-56600
4 Open 4 document View SEC filing for 4 4 11 Dec 2023 11 Dec 2023
4 Open 4 document View SEC filing for 4 4 11 Dec 2023 11 Dec 2023
4 Open 4 document View SEC filing for 4 4 11 Dec 2023 11 Dec 2023
144 Open 144 document View SEC filing for 144 08 Dec 2023 000-56600
144 Open 144 document View SEC filing for 144 05 Dec 2023 000-56600
144 Open 144 document View SEC filing for 144 01 Dec 2023 000-56600
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 01 Dec 2023 01 Dec 2023 000-56600
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Nov 2023 30 Sep 2023 000-56600
EFFECT Open EFFECT document View SEC filing for EFFECT 02 Nov 2023 333-275053
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 02 Nov 2023 005-94206
SC 13G Open SC 13G document View SEC filing for SC 13G 02 Nov 2023 005-94206
CORRESP Open CORRESP document View SEC filing for CORRESP 01 Nov 2023
144 Open 144 document View SEC filing for 144 01 Nov 2023 000-56600
4 Open 4 document View SEC filing for 4 4 31 Oct 2023 27 Oct 2023
4 Open 4 document View SEC filing for 4 4 31 Oct 2023 27 Oct 2023
144 Open 144 document View SEC filing for 144 27 Oct 2023 000-56600
4 Open 4 document View SEC filing for 4 25 Oct 2023 23 Oct 2023
CORRESP Open CORRESP document View SEC filing for CORRESP 25 Oct 2023
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 24 Oct 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 23 Oct 2023 22 Oct 2023 000-56600
S-3 Open S-3 document View SEC filing for S-3 S-3 17 Oct 2023 333-275053
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 16 Oct 2023 16 Oct 2023 000-56600
S-8 Open S-8 document View SEC filing for S-8 S-8 12 Oct 2023 333-274952
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 12 Oct 2023 333-271966-01
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 12 Oct 2023 333-271005-01
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 12 Oct 2023 333-264490-01
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 12 Oct 2023 333-257264-01
8-K12G3 Open 8-K12G3 document | Open XBRL data View SEC filing for 8-K12G3 8-K12G3 12 Oct 2023 11 Oct 2023 000-56600
EFFECT Open EFFECT document View SEC filing for EFFECT 15 Sep 2023 333-274230
424B3 Open 424B3 document View SEC filing for 424B3 424B3 15 Sep 2023 333-274230
CORRESP Open CORRESP document View SEC filing for CORRESP 13 Sep 2023
S-4/A Open S-4/A document | Open XBRL data View SEC filing for S-4/A S-4/A 12 Sep 2023 333-274230
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 29 Aug 2023
S-4 Open S-4 document View SEC filing for S-4 S-4 25 Aug 2023 333-274230

About this filer

Ambrx Biopharma, Inc. files with the SEC under CIK 0001990550. This page aggregates EDGAR filings and related ownership activity.

Industry: Biological Products, (No Disgnostic Substances).

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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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