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Core Natural Resources, Inc. — All Filings

644 total filings on record

Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.

Overview All Filings Financials Insiders
All 10-12B 10-12B/A 10-K 10-K/A 10-Q 144 3 4 4/A 424B3 425 8-K 8-K/A ARS CERTNYS CORRESP DEF 14A DEFA14A EFFECT PRE 14A S-3ASR S-4 S-4/A S-8 SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13G SCHEDULE 13G/A SD UPLOAD
Form Description Accession Number Filed Period
4 4 0001193125-25-236656 Oct 10, 2025 Oct 8, 2025
144 0001950047-25-007865 Oct 9, 2025
144 0001950047-25-007850 Oct 8, 2025
8-K 8-K 0001193125-25-234041 Oct 8, 2025 Oct 6, 2025
4 4 0001193125-25-231858 Oct 6, 2025 Oct 3, 2025
144 0001950047-25-007734 Oct 3, 2025
4 4 0001193125-25-220443 Sep 26, 2025 Sep 25, 2025
144 0001950047-25-007504 Sep 25, 2025
4 4 0001193125-25-207385 Sep 18, 2025 Sep 17, 2025
SD SD 0001710366-25-000021 Sep 17, 2025
144 0001950047-25-007247 Sep 17, 2025
SCHEDULE 13G/A 0000315066-25-001997 Aug 6, 2025
10-Q 10-Q 0001710366-25-000017 Aug 5, 2025 Jun 30, 2025
8-K 8-K 0001193125-25-173024 Aug 5, 2025
8-K 8-K 0001193125-25-170639 Jul 31, 2025 Jul 28, 2025
SCHEDULE 13G/A 0000354204-25-001023 Jul 15, 2025
8-K 8-K 0001193125-25-151981 Jun 30, 2025
4 4 0000950170-25-076301 May 22, 2025 May 20, 2025
SCHEDULE 13G/A 0000315066-25-001477 May 12, 2025
4 4 0000950170-25-069201 May 12, 2025 May 9, 2025
10-Q 10-Q 0001710366-25-000014 May 8, 2025 Mar 31, 2025
8-K 8-K 0001193125-25-115451 May 8, 2025
8-K 8-K 0001193125-25-107138 Apr 30, 2025 Apr 29, 2025
4 4 0000950170-25-049520 Apr 2, 2025 Mar 31, 2025
144 0001950047-25-002241 Mar 31, 2025
8-K 8-K 0001193125-25-066237 Mar 28, 2025 Mar 27, 2025
8-K 8-K 0001193125-25-061433 Mar 24, 2025
ARS ARS 0001193125-25-055719 Mar 17, 2025 Dec 31, 2024
DEF 14A DEF 14A 0001193125-25-055703 Mar 17, 2025 Apr 29, 2025
DEFA14A DEFA14A 0001193125-25-055711 Mar 17, 2025
144 0001959173-25-001221 Feb 21, 2025
10-K 10-K 0001710366-25-000010 Feb 20, 2025 Dec 31, 2024
8-K 8-K 0001710366-25-000008 Feb 20, 2025
8-K 8-K 0001193125-25-030102 Feb 20, 2025
4 4 0000950170-25-024350 Feb 20, 2025 Feb 18, 2025
4 4 0000950170-25-024406 Feb 20, 2025 Feb 18, 2025
4 4 0000950170-25-024356 Feb 20, 2025 Feb 18, 2025
4 4 0000950170-25-024359 Feb 20, 2025 Feb 18, 2025
4 4 0000950170-25-024366 Feb 20, 2025 Feb 18, 2025
4 4 0000950170-25-024375 Feb 20, 2025 Feb 18, 2025
4 4 0000950170-25-024382 Feb 20, 2025 Feb 18, 2025
4 4 0000950170-25-024384 Feb 20, 2025 Feb 18, 2025
4 4 0000950170-25-024387 Feb 20, 2025 Feb 18, 2025
4 4 0000950170-25-024352 Feb 20, 2025 Feb 18, 2025
4 4 0000950170-25-024392 Feb 20, 2025 Feb 18, 2025
4 4 0000950170-25-024394 Feb 20, 2025 Feb 18, 2025
4 4 0000950170-25-024396 Feb 20, 2025 Feb 18, 2025
4 4 0000950170-25-024398 Feb 20, 2025 Feb 18, 2025
4 4 0000950170-25-024401 Feb 20, 2025 Feb 18, 2025
8-K/A 8-K/A 0001193125-25-028132 Feb 18, 2025 Jan 13, 2025