Core Natural Resources, Inc. SEC EDGAR Filings (CIK 0001710366)

SEC EDGAR filings, ownership reports, and insider transactions for Core Natural Resources, Inc..

Symbol
CNR on NYSE
Industry
Bituminous Coal & Lignite Mining (Office Of Energy & Transportation)
Business address
275 Technology Drive, Suite #101, Canonsburg, PA, 15317
State of incorporation
DC
Fiscal year end
31 December
Former names
CONSOL Energy Inc. (to 10 Jan 2025), CONSOL Mining Corp (to 22 Nov 2017)
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Core Natural Resources, Inc. has filed 601 SEC EDGAR filings since 11 Jul 2017

Latest Filings

Recent SEC filings for Core Natural Resources, Inc. including 8-K, 144, 4 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 8-K 12 Jan 2026 08 Jan 2026 001-38147
144 Open 144 document View SEC filing for 144 18 Dec 2025 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 18 Dec 2025 18 Dec 2025 001-38147
4 Open 4 document View SEC filing for 4 4 14 Nov 2025 13 Nov 2025
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 10 Nov 2025 005-90208
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 06 Nov 2025 30 Sep 2025 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Nov 2025 06 Nov 2025 001-38147
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 30 Oct 2025 005-90208
4 Open 4 document View SEC filing for 4 4 10 Oct 2025 08 Oct 2025
144 Open 144 document View SEC filing for 144 09 Oct 2025 001-38147
144 Open 144 document View SEC filing for 144 08 Oct 2025 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Oct 2025 06 Oct 2025 001-38147
4 Open 4 document View SEC filing for 4 4 06 Oct 2025 03 Oct 2025
144 Open 144 document View SEC filing for 144 03 Oct 2025 001-38147
4 Open 4 document View SEC filing for 4 4 26 Sep 2025 25 Sep 2025
144 Open 144 document View SEC filing for 144 25 Sep 2025 001-38147
4 Open 4 document View SEC filing for 4 4 18 Sep 2025 17 Sep 2025
144 Open 144 document View SEC filing for 144 17 Sep 2025 001-38147
SD Open SD document | Open XBRL data View SEC filing for SD SD 17 Sep 2025 001-38147
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 06 Aug 2025 005-90208
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 05 Aug 2025 30 Jun 2025 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Aug 2025 05 Aug 2025 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 31 Jul 2025 28 Jul 2025 001-38147
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 15 Jul 2025 005-90208
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 Jun 2025 30 Jun 2025 001-38147
4 Open 4 document View SEC filing for 4 4 22 May 2025 20 May 2025
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 13 May 2025 005-90208
4 Open 4 document View SEC filing for 4 4 12 May 2025 09 May 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 12 May 2025 005-90208
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 08 May 2025 31 Mar 2025 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 May 2025 08 May 2025 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 Apr 2025 29 Apr 2025 001-38147
4 Open 4 document View SEC filing for 4 4 02 Apr 2025 31 Mar 2025
144 Open 144 document View SEC filing for 144 31 Mar 2025 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Mar 2025 27 Mar 2025 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 24 Mar 2025 24 Mar 2025 001-38147
ARS Open ARS document View SEC filing for ARS ARS 17 Mar 2025 31 Dec 2024 001-38147
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 17 Mar 2025 001-38147
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 17 Mar 2025 29 Apr 2025 001-38147
144 Open 144 document View SEC filing for 144 21 Feb 2025 001-38147
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
4 Open 4 document View SEC filing for 4 4 20 Feb 2025 18 Feb 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 20 Feb 2025 20 Feb 2025 001-38147
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 20 Feb 2025 31 Dec 2024 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 20 Feb 2025 20 Feb 2025 001-38147
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A 8-K/A 18 Feb 2025 13 Jan 2025 001-38147
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Feb 2025 005-90208
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 07 Feb 2025 005-90208
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 23 Jan 2025 005-90208
4 Open 4 document View SEC filing for 4 4 16 Jan 2025 14 Jan 2025
4 Open 4 document View SEC filing for 4 4 16 Jan 2025 14 Jan 2025
4 Open 4 document View SEC filing for 4 4 16 Jan 2025 14 Jan 2025
4 Open 4 document View SEC filing for 4 4 16 Jan 2025 14 Jan 2025
4 Open 4 document View SEC filing for 4 4 16 Jan 2025 14 Jan 2025
4 Open 4 document View SEC filing for 4 4 16 Jan 2025 14 Jan 2025
4 Open 4 document View SEC filing for 4 4 16 Jan 2025 14 Jan 2025
4 Open 4 document View SEC filing for 4 4 16 Jan 2025 14 Jan 2025
4 Open 4 document View SEC filing for 4 4 16 Jan 2025 14 Jan 2025
4 Open 4 document View SEC filing for 4 4 16 Jan 2025 14 Jan 2025
4 Open 4 document View SEC filing for 4 4 16 Jan 2025 14 Jan 2025
4 Open 4 document View SEC filing for 4 4 16 Jan 2025 14 Jan 2025
3 Open 3 document View SEC filing for 3 3 16 Jan 2025 14 Jan 2025
3 Open 3 document View SEC filing for 3 3 16 Jan 2025 14 Jan 2025
3 Open 3 document View SEC filing for 3 3 16 Jan 2025 14 Jan 2025
3 Open 3 document View SEC filing for 3 3 16 Jan 2025 14 Jan 2025
3 Open 3 document View SEC filing for 3 3 16 Jan 2025 14 Jan 2025
3 Open 3 document View SEC filing for 3 3 16 Jan 2025 14 Jan 2025
3 Open 3 document View SEC filing for 3 3 16 Jan 2025 14 Jan 2025
3 Open 3 document View SEC filing for 3 3 16 Jan 2025 14 Jan 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 16 Jan 2025 16 Jan 2025 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 15 Jan 2025 13 Jan 2025 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Jan 2025 09 Jan 2025 001-38147
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 08 Jan 2025 005-90208
425 Open 425 document View SEC filing for 425 425 03 Jan 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 03 Jan 2025 03 Jan 2025 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Dec 2024 05 Dec 2024 001-38147
EFFECT Open EFFECT document View SEC filing for EFFECT 26 Nov 2024 333-282453
424B3 Open 424B3 document View SEC filing for 424B3 424B3 26 Nov 2024 333-282453
CORRESP Open CORRESP document View SEC filing for CORRESP 22 Nov 2024
S-4/A Open S-4/A document View SEC filing for S-4/A S-4/A 18 Nov 2024 333-282453
CORRESP Open CORRESP document View SEC filing for CORRESP 18 Nov 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 12 Nov 2024 06 Nov 2024 001-38147
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 12 Nov 2024 005-90208
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 07 Nov 2024 001-38147
425 Open 425 document View SEC filing for 425 425 06 Nov 2024
425 Open 425 document View SEC filing for 425 425 05 Nov 2024
425 Open 425 document View SEC filing for 425 425 05 Nov 2024
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 05 Nov 2024 30 Sep 2024 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Nov 2024 05 Nov 2024 001-38147
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 04 Nov 2024 005-90208
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 04 Nov 2024 005-90208
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 04 Nov 2024 005-90208
CORRESP Open CORRESP document View SEC filing for CORRESP 01 Nov 2024
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 25 Oct 2024 333-282453
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 25 Oct 2024 001-38147
425 Open 425 document View SEC filing for 425 425 15 Oct 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 15 Oct 2024 14 Oct 2024 001-38147
S-4 Open S-4 document | Open XBRL data View SEC filing for S-4 S-4 01 Oct 2024 333-282453
SD Open SD document | Open XBRL data View SEC filing for SD SD 25 Sep 2024 001-38147
425 Open 425 document View SEC filing for 425 425 03 Sep 2024
425 Open 425 document View SEC filing for 425 425 26 Aug 2024
425 Open 425 document View SEC filing for 425 425 22 Aug 2024
425 Open 425 document View SEC filing for 425 425 21 Aug 2024
425 Open 425 document View SEC filing for 425 425 21 Aug 2024
425 Open 425 document View SEC filing for 425 425 21 Aug 2024
425 Open 425 document View SEC filing for 425 425 21 Aug 2024
425 Open 425 document View SEC filing for 425 425 21 Aug 2024
425 Open 425 document View SEC filing for 425 425 21 Aug 2024
425 Open 425 document View SEC filing for 425 425 21 Aug 2024 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Aug 2024 20 Aug 2024 001-38147
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 08 Aug 2024 30 Jun 2024 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Aug 2024 08 Aug 2024 001-38147
4 Open 4 document View SEC filing for 4 4 01 Jul 2024 27 Jun 2024
144 Open 144 document View SEC filing for 144 28 Jun 2024 001-38147
144 Open 144 document View SEC filing for 144 27 Jun 2024 001-38147
4 Open 4 document View SEC filing for 4 4 24 May 2024 22 May 2024
144 Open 144 document View SEC filing for 144 23 May 2024 001-38147
144 Open 144 document View SEC filing for 144 22 May 2024 001-38147
4 Open 4 document View SEC filing for 4 4 09 May 2024 07 May 2024
4 Open 4 document View SEC filing for 4 4 09 May 2024 07 May 2024
4 Open 4 document View SEC filing for 4 4 09 May 2024 07 May 2024
4 Open 4 document View SEC filing for 4 4 09 May 2024 07 May 2024
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 07 May 2024 31 Mar 2024 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 May 2024 07 May 2024 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 06 May 2024 30 Apr 2024 001-38147
ARS Open ARS document View SEC filing for ARS ARS 01 Apr 2024 31 Dec 2023 001-38147
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 01 Apr 2024 30 Apr 2024 001-38147
PRE 14A Open PRE 14A document | Open XBRL data View SEC filing for PRE 14A PRE 14A 18 Mar 2024 30 Apr 2024 001-38147
4 Open 4 document View SEC filing for 4 4 08 Mar 2024 07 Mar 2024
144 Open 144 document View SEC filing for 144 07 Mar 2024 001-38147
4 Open 4 document View SEC filing for 4 4 15 Feb 2024 31 Jan 2024
4 Open 4 document View SEC filing for 4 4 15 Feb 2024 31 Jan 2024
4 Open 4 document View SEC filing for 4 4 15 Feb 2024 31 Jan 2024
4 Open 4 document View SEC filing for 4 4 15 Feb 2024 31 Jan 2024
4 Open 4 document View SEC filing for 4 4 15 Feb 2024 31 Jan 2024
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT NO. 3 14 Feb 2024 005-90208
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 13 Feb 2024 005-90208
4 Open 4 document View SEC filing for 4 4 09 Feb 2024 07 Feb 2024
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 09 Feb 2024 31 Dec 2023 001-38147
4 Open 4 document View SEC filing for 4 4 09 Feb 2024 07 Feb 2024
4 Open 4 document View SEC filing for 4 4 09 Feb 2024 07 Feb 2024
4 Open 4 document View SEC filing for 4 4 09 Feb 2024 07 Feb 2024
4 Open 4 document View SEC filing for 4 4 09 Feb 2024 07 Feb 2024
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SEC SCHEDULE 13G 09 Feb 2024 005-90208
4 Open 4 document View SEC filing for 4 4 08 Feb 2024 06 Feb 2024
4 Open 4 document View SEC filing for 4 4 08 Feb 2024 06 Feb 2024
4 Open 4 document View SEC filing for 4 4 08 Feb 2024 06 Feb 2024
4 Open 4 document View SEC filing for 4 4 08 Feb 2024 06 Feb 2024
4 Open 4 document View SEC filing for 4 4 08 Feb 2024 06 Feb 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Feb 2024 06 Feb 2024 001-38147
4 Open 4 document View SEC filing for 4 4 02 Feb 2024 31 Jan 2024
4 Open 4 document View SEC filing for 4 4 02 Feb 2024 31 Jan 2024
4 Open 4 document View SEC filing for 4 4 02 Feb 2024 31 Jan 2024
4 Open 4 document View SEC filing for 4 4 02 Feb 2024 31 Jan 2024
4 Open 4 document View SEC filing for 4 4 02 Feb 2024 31 Jan 2024
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 25 Jan 2024 005-90208
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 23 Jan 2024 005-90208
4 Open 4 document View SEC filing for 4 4 22 Dec 2023 20 Dec 2023
4 Open 4 document View SEC filing for 4 4 20 Dec 2023 18 Dec 2023
4 Open 4 document View SEC filing for 4 4 20 Dec 2023 18 Dec 2023
144 Open 144 document View SEC filing for 144 20 Dec 2023 001-38147
144 Open 144 document View SEC filing for 144 19 Dec 2023 001-38147
144 Open 144 document View SEC filing for 144 18 Dec 2023 001-38147
144 Open 144 document View SEC filing for 144 18 Dec 2023 001-38147
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 31 Oct 2023 30 Sep 2023 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 31 Oct 2023 31 Oct 2023 001-38147
4 Open 4 document View SEC filing for 4 4 19 Sep 2023 15 Sep 2023
144 Open 144 document View SEC filing for 144 15 Sep 2023 001-38147
4 Open 4 document View SEC filing for 4 4 16 Aug 2023 14 Aug 2023
4 Open 4 document View SEC filing for 4 4 15 Aug 2023 11 Aug 2023
4 Open 4 document View SEC filing for 4 4 14 Aug 2023 10 Aug 2023
4 Open 4 document View SEC filing for 4 4 14 Aug 2023 10 Aug 2023
144 Open 144 document View SEC filing for 144 11 Aug 2023 001-38147
144 Open 144 document View SEC filing for 144 10 Aug 2023 001-38147
144 Open 144 document View SEC filing for 144 10 Aug 2023 001-38147
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 08 Aug 2023 30 Jun 2023 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Aug 2023 08 Aug 2023 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 13 Jun 2023 12 Jun 2023 001-38147
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 May 2023 02 May 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 May 2023 02 May 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 May 2023 02 May 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 May 2023 02 May 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 May 2023 02 May 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 May 2023 27 Apr 2023 001-38147
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 02 May 2023 31 Mar 2023 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 May 2023 02 May 2023 001-38147
144 Open 144 document View SEC filing for 144 26 Apr 2023 001-38147
ARS Open ARS document View SEC filing for ARS ARS 30 Mar 2023 31 Dec 2022 001-38147
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 30 Mar 2023 001-38147
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 Mar 2023 22 Mar 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 Mar 2023 22 Mar 2023
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 24 Mar 2023 22 Mar 2023
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 24 Mar 2023 22 Mar 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 24 Mar 2023 20 Mar 2023 001-38147
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Mar 2023 03 Mar 2023
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Feb 2023 005-90208
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Feb 2023 11 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Feb 2023 11 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Feb 2023 11 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Feb 2023 11 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Feb 2023 11 Feb 2023
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 10 Feb 2023 31 Dec 2022 001-38147
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SEC SCHEDULE 13G 10 Feb 2023 005-90208
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Feb 2023 07 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Feb 2023 07 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Feb 2023 07 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Feb 2023 07 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Feb 2023 07 Feb 2023
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 09 Feb 2023 005-90208
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Feb 2023 07 Feb 2023 001-38147
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 03 Feb 2023 005-90208
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2023 31 Jan 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2023 31 Jan 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2023 31 Jan 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2023 31 Jan 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2023 31 Jan 2023
SC 13G Open SC 13G document View SEC filing for SC 13G 01 Feb 2023 005-90208
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 23 Jan 2023 19 Jan 2023 001-38147
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Dec 2022 01 Dec 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 01 Dec 2022 29 Nov 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 Nov 2022 02 Nov 2022 001-38147
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 01 Nov 2022 30 Sep 2022 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 01 Nov 2022 01 Nov 2022 001-38147
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Sep 2022 06 Sep 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Sep 2022 01 Sep 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 Aug 2022 18 Aug 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 Aug 2022 17 Aug 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 Aug 2022 17 Aug 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 Aug 2022 17 Aug 2022
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 04 Aug 2022 30 Jun 2022 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 04 Aug 2022 04 Aug 2022 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 25 Jul 2022 18 Jul 2022 001-38147
SC 13G Open SC 13G document View SEC filing for SC 13G AZVALOR_CEIX 26 May 2022 005-90208
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 25 May 2022 23 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 May 2022 17 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 May 2022 10 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 May 2022 03 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 May 2022 03 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 May 2022 03 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 May 2022 03 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 May 2022 03 May 2022
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 03 May 2022 31 Mar 2022 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 03 May 2022 03 May 2022 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 May 2022 26 Apr 2022 001-38147
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 18 Apr 2022 001-38147
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 Apr 2022 12 Apr 2022
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 17 Mar 2022 001-38147
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 17 Mar 2022 26 Apr 2022 001-38147
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Feb 2022 11 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Feb 2022 11 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Feb 2022 11 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Feb 2022 11 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Feb 2022 11 Feb 2022
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Feb 2022 005-90208
S-3ASR Open S-3ASR document View SEC filing for S-3ASR S-3ASR 11 Feb 2022 333-262670
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 11 Feb 2022 31 Dec 2021 001-38147
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 11 Feb 2022 005-90208
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Feb 2022 07 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Feb 2022 07 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Feb 2022 07 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Feb 2022 07 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Feb 2022 07 Feb 2022
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 09 Feb 2022 005-90208
SC 13G Open SC 13G document View SEC filing for SC 13G SEC SCHEDULE 13G 08 Feb 2022 005-90208
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 08 Feb 2022 08 Feb 2022 001-38147
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Feb 2022 01 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Feb 2022 01 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Feb 2022 01 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Feb 2022 01 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Feb 2022 01 Feb 2022
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 27 Jan 2022 005-90208
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 26 Jan 2022 005-90208
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 02 Nov 2021 30 Sep 2021 001-38147
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 02 Nov 2021 02 Nov 2021 001-38147
SC 13G Open SC 13G document View SEC filing for SC 13G CEIX_AZVALOR 12 Oct 2021 005-90208
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Dec 2017 30 Sep 2017 001-38147
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3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 15 Nov 2017 13 Nov 2017
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 15 Nov 2017 13 Nov 2017 001-38147
8-K Open 8-K document View SEC filing for 8-K 8-K 06 Nov 2017 06 Nov 2017 001-38147
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 03 Nov 2017 03 Nov 2017
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 03 Nov 2017 03 Nov 2017
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 03 Nov 2017 03 Nov 2017
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 03 Nov 2017 03 Nov 2017
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 03 Nov 2017 03 Nov 2017
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 03 Nov 2017 03 Nov 2017
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 03 Nov 2017 03 Nov 2017
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 03 Nov 2017 03 Nov 2017
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 03 Nov 2017 03 Nov 2017
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 03 Nov 2017
CERTNYS Open CERTNYS document View SEC filing for CERTNYS AUTO-GENERATED PAPER DOCUMENT 02 Nov 2017 001-38147
CORRESP Open CORRESP document View SEC filing for CORRESP 02 Nov 2017
10-12B/A Open 10-12B/A document View SEC filing for 10-12B/A AMENDMENT NO. 6 TO FORM 10-12B 02 Nov 2017 001-38147
10-12B/A Open 10-12B/A document View SEC filing for 10-12B/A AMENDMENT NO. 5 TO FORM 10-12B 27 Oct 2017 001-38147
10-12B/A Open 10-12B/A document View SEC filing for 10-12B/A AMENDMENT NO. 4 TO FORM 10-12B 16 Oct 2017 001-38147
CORRESP Open CORRESP document View SEC filing for CORRESP 06 Oct 2017
10-12B/A Open 10-12B/A document View SEC filing for 10-12B/A AMENDMENT NO. 3 TO FORM 10-12B 06 Oct 2017 001-38147
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 12 Sep 2017
10-12B/A Open 10-12B/A document View SEC filing for 10-12B/A AMENDMENT NO. 2 TO FORM 10-12B 08 Sep 2017 001-38147
CORRESP Open CORRESP document View SEC filing for CORRESP 30 Aug 2017
10-12B/A Open 10-12B/A document View SEC filing for 10-12B/A AMENDMENT NO. 1 TO FORM 10-12B 30 Aug 2017 001-38147
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 07 Aug 2017
10-12B Open 10-12B document View SEC filing for 10-12B FORM 10-12B 11 Jul 2017 001-38147

About this filer

Core Natural Resources, Inc. files with the SEC under CIK 0001710366. This page aggregates EDGAR filings and related ownership activity.

Industry: Bituminous Coal & Lignite Mining.

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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