Concord Acquisition Corp II SEC EDGAR Filings (CIK 0001851959)

SEC EDGAR filings, ownership reports, and insider transactions for Concord Acquisition Corp II.

Symbol
CNDA, CNDAU, CNDAW on OTC
Industry
Blank Checks (Office Of Real Estate & Construction)
Business address
477 Madison Avenue, New York, NY, 10022
State of incorporation
DE
Fiscal year end
31 December
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Concord Acquisition Corp II has filed 130 SEC EDGAR filings since 26 Mar 2021

Latest Filings

Recent SEC filings for Concord Acquisition Corp II including 8-K, DEF 14A, PRE 14A and more.

Form type Document Filing Description Filing date Reporting date File number(s)
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 17 Dec 2025 16 Dec 2025 001-40773
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 04 Dec 2025 16 Dec 2025 001-40773
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 21 Nov 2025 21 Nov 2025 001-40773
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 06 Nov 2025 30 Sep 2025 001-40773
425 Open 425 document View SEC filing for 425 425 06 Aug 2025 001-40773
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 05 Aug 2025 30 Jun 2025 001-40773
25-NSE Open 25-NSE document View SEC filing for 25-NSE 11 Jun 2025 001-40773
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 06 Jun 2025 005-92843
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 15 May 2025 005-92843
425 Open 425 document View SEC filing for 425 425 15 May 2025 001-40773
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 13 May 2025 005-92843
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 12 May 2025 005-92843
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 12 May 2025 005-92843
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 06 May 2025 31 Mar 2025 001-40773
425 Open 425 document View SEC filing for 425 425 17 Apr 2025 001-40773
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 07 Apr 2025 005-92843
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 24 Mar 2025 21 Mar 2025 001-40773
425 Open 425 document View SEC filing for 425 425 13 Mar 2025 001-40773
425 Open 425 document View SEC filing for 425 425 13 Mar 2025 001-40773
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 05 Mar 2025 28 Feb 2025 001-40773
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 19 Feb 2025 31 Dec 2024 001-40773
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Feb 2025 005-92843
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 14 Feb 2025 005-92843
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 13 Feb 2025 005-92843
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 13 Feb 2025 005-92843
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 29 Jan 2025 28 Feb 2025 001-40773
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 17 Jan 2025 28 Feb 2025 001-40773
425 Open 425 document View SEC filing for 425 425 10 Dec 2024 001-40773
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 Nov 2024 13 Nov 2024 001-40773
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Nov 2024 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 13 Nov 2024 005-92843
SC 13G Open SC 13G document View SEC filing for SC 13G KARPUS INVESTMENT MGT / CONCORD ACQUISITION - SCHEDULE 13G 13 Nov 2024 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 12 Nov 2024 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A KEPOS CAPITAL LP 06 Nov 2024 005-92843
SC 13G Open SC 13G document View SEC filing for SC 13G MS INITIAL 06 Nov 2024 005-92843
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 30 Oct 2024 30 Sep 2024 001-40773
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 21 Oct 2024 11 Oct 2024 001-40773
425 Open 425 document View SEC filing for 425 425 03 Sep 2024 001-40773
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 03 Sep 2024 03 Sep 2024 001-40773
425 Open 425 document View SEC filing for 425 425 27 Aug 2024 001-40773
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 27 Aug 2024 26 Aug 2024 001-40773
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 07 Aug 2024 30 Jun 2024 001-40773
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 13G/A CNDA 10 Jul 2024 005-92843
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 12 Jun 2024 005-92843
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 04 Jun 2024 31 May 2024 001-40773
25 Open 25 document View SEC filing for 25 FORM 25 03 Jun 2024 001-40773
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 24 May 2024 24 May 2024 001-40773
CERT Open CERT document View SEC filing for CERT NYSE AMERICAN CERTIFICATION 24 May 2024 001-40773
8-A12B Open 8-A12B document View SEC filing for 8-A12B 8-A12B 24 May 2024 001-40773
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 20 May 2024 20 May 2024 001-40773
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 15 May 2024 30 May 2024 001-40773
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 03 May 2024 03 May 2024 001-40773
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 03 May 2024 31 Mar 2024 001-40773
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 01 Mar 2024 31 Dec 2023 001-40773
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 683 CAPITAL MANAGEMENT, LLC 14 Feb 2024 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A CONCORD ACQUISITION CORP II 14 Feb 2024 005-92843
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 14 Feb 2024 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT NO. 1 TO SCHEDULE 13G 12 Feb 2024 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 12 Feb 2024 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 09 Feb 2024 005-92843
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 09 Feb 2024 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 31 Jan 2024 005-92843
SC 13G Open SC 13G document View SEC filing for SC 13G CONCORD ACQUISITION CORP II 26 Jan 2024 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 25 Jan 2024 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT NO. 2 28 Dec 2023 005-92843
4 Open 4 document View SEC filing for 4 14 Nov 2023 10 Nov 2023
3 Open 3 document View SEC filing for 3 14 Nov 2023 07 Nov 2023
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 07 Nov 2023 30 Sep 2023 001-40773
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A CNDA 13G/A 11 Sep 2023 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 06 Sep 2023 005-92843
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 05 Sep 2023 29 Aug 2023 001-40773
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 28 Aug 2023 005-92843
SC 13G Open SC 13G document View SEC filing for SC 13G INITIAL 24 Aug 2023 005-92843
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 23 Aug 2023 001-40773
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 23 Aug 2023 23 Aug 2023 001-40773
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 09 Aug 2023 29 Aug 2023 001-40773
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRELIMINARY PROXY STATEMENT 28 Jul 2023 28 Jul 2023 001-40773
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 27 Jul 2023 30 Jun 2023 001-40773
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 11 May 2023 31 Mar 2023 001-40773
SC 13G Open SC 13G document View SEC filing for SC 13G CNDA 13G 10 May 2023 005-92843
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 27 Feb 2023 31 Dec 2022 001-40773
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Feb 2023 005-92843
SC 13G Open SC 13G document View SEC filing for SC 13G CONCORD ACQUISITION CORP II 14 Feb 2023 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Feb 2023 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 13 Feb 2023 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 10 Feb 2023 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 02 Feb 2023 005-92843
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 17 Jan 2023 10 Jan 2023 001-40773
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 04 Nov 2022 30 Sep 2022 001-40773
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 04 Aug 2022 30 Jun 2022 001-40773
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 03 Jun 2022 005-92843
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 10 May 2022 31 Mar 2022 001-40773
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 11 Mar 2022 31 Dec 2021 001-40773
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 14 Feb 2022 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A CONCORD ACQUISITION CORP II 14 Feb 2022 005-92843
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 14 Feb 2022 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 11 Feb 2022 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 11 Feb 2022 005-92843
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 09 Feb 2022 005-92843
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 04 Feb 2022 005-92843
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 17 Dec 2021 005-92843
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 Nov 2021 30 Sep 2021 001-40773
SC 13G Open SC 13G document View SEC filing for SC 13G 26 Oct 2021 005-92843
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 19 Oct 2021 15 Oct 2021
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 01 Oct 2021 28 Sep 2021 001-40773
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 16 Sep 2021 005-92843
SC 13G Open SC 13G document View SEC filing for SC 13G 14 Sep 2021 005-92843
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 10 Sep 2021 03 Sep 2021 001-40773
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 09 Sep 2021 005-92843
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 07 Sep 2021 31 Aug 2021 001-40773
424B3 Open 424B3 document View SEC filing for 424B3 424B3 02 Sep 2021 333-254788
EFFECT Open EFFECT document View SEC filing for EFFECT 31 Aug 2021 333-254788
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 31 Aug 2021 31 Aug 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 31 Aug 2021 31 Aug 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 31 Aug 2021 31 Aug 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 31 Aug 2021 31 Aug 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 31 Aug 2021 31 Aug 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 31 Aug 2021 31 Aug 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 31 Aug 2021 31 Aug 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 31 Aug 2021 31 Aug 2021
CERT Open CERT document View SEC filing for CERT NYSE CERTIFICATION 31 Aug 2021 001-40773
8-A12B Open 8-A12B document View SEC filing for 8-A12B 8-A12B 31 Aug 2021 001-40773
CORRESP Open CORRESP document View SEC filing for CORRESP 27 Aug 2021
CORRESP Open CORRESP document View SEC filing for CORRESP 27 Aug 2021
S-1/A Open S-1/A document View SEC filing for S-1/A S-1/A 13 Aug 2021 333-254788
S-1/A Open S-1/A document View SEC filing for S-1/A S-1/A 01 Jul 2021 333-254788
CORRESP Open CORRESP document View SEC filing for CORRESP 07 May 2021
S-1/A Open S-1/A document View SEC filing for S-1/A S-1/A 07 May 2021 333-254788
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 22 Apr 2021
S-1 Open S-1 document View SEC filing for S-1 S-1 26 Mar 2021 333-254788

About this filer

Concord Acquisition Corp II files with the SEC under CIK 0001851959. This page aggregates EDGAR filings and related ownership activity.

Industry: Blank Checks.

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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