Core Natural Resources CNR SEC Filings

NYSE CNR
$83.67 +0.53 (+0.64%)
At close: Nov 11, 2026 · 4:00 PM EST
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Core Natural Resources, Inc. (CNR) has made, as reported on EDGAR — annual and quarterly reports, current reports, insider transactions and ownership disclosures. Filter by form group, form type or period, and open any filing or its index directly.

Form Type
# Form Type Form Group Accession Date Filing Index
110-QQuarterly & Annual Report0001710366-26-000068Nov 5, 2026 12:01 PM
28-KCurrent Report0001710366-26-000067Nov 5, 2026 11:59 AM
3SDOthers0001710366-26-000062Sep 23, 2026 9:04 PM
43Insider Transaction0001710366-26-000057Aug 20, 2026 3:18 PM
58-KCurrent Report0001193125-26-356186Aug 19, 2026 12:04 PM
6SCHEDULE 13GBeneficial Ownership Report0000315066-26-001982Aug 6, 2026 2:20 PM
710-QQuarterly & Annual Report0001710366-26-000054Aug 6, 2026 11:07 AM
88-KCurrent Report0001710366-26-000053Aug 6, 2026 11:06 AM
98-KCurrent Report0001710366-26-000048Jun 4, 2026 8:48 PM
108-KCurrent Report0001710366-26-000045May 19, 2026 8:02 PM
11SCHEDULE 13GBeneficial Ownership Report0000093751-26-000225May 12, 2026 2:36 PM
1210-QQuarterly & Annual Report0001710366-26-000041May 7, 2026 11:00 AM
138-KCurrent Report0001710366-26-000040May 7, 2026 10:58 AM
14SCHEDULE 13GBeneficial Ownership Report0000315066-26-001162May 6, 2026 3:13 PM
158-KCurrent Report0001710366-26-000034May 4, 2026 8:33 PM
164Insider Transaction0001353838-26-000005May 1, 2026 3:10 PM
174Insider Transaction0001710366-26-000031May 1, 2026 3:09 PM
183Insider Transaction0001710366-26-000028May 1, 2026 2:22 PM
193Insider Transaction0001710366-26-000026May 1, 2026 2:18 PM
208-KCurrent Report0001710366-26-000023Apr 30, 2026 9:06 PM
21SCHEDULE 13GBeneficial Ownership Report0002100119-26-000283Apr 29, 2026 9:36 PM
22SCHEDULE 13GBeneficial Ownership Report0002100121-26-000306Apr 29, 2026 4:55 PM
23SCHEDULE 13GBeneficial Ownership Report0000102909-26-001022Mar 26, 2026 9:39 PM
244Insider Transaction0001193125-26-124233Mar 25, 2026 8:35 PM
254Insider Transaction0001193125-26-116954Mar 20, 2026 2:27 PM
264Insider Transaction0001193125-26-116273Mar 19, 2026 9:42 PM
27144Insider Transaction0001950047-26-002817Mar 19, 2026 8:06 PM
284Insider Transaction0001193125-26-115364Mar 19, 2026 2:58 PM
29144Insider Transaction0001958244-26-000164Mar 18, 2026 10:02 PM
30144Insider Transaction0001972481-26-000110Mar 17, 2026 8:03 PM
31DEFA14AOthers0001710366-26-000018Mar 16, 2026 2:09 PM
32DEF 14AOthers0001710366-26-000017Mar 16, 2026 2:08 PM
334Insider Transaction0001193125-26-101417Mar 11, 2026 3:40 PM
344Insider Transaction0001193125-26-101400Mar 11, 2026 3:33 PM
35144Insider Transaction0001969223-26-000333Mar 10, 2026 8:15 PM
36144Insider Transaction0001972481-26-000097Mar 10, 2026 8:04 PM
3710-KQuarterly & Annual Report0001710366-26-000009Feb 27, 2026 9:23 PM
384Insider Transaction0001193125-26-067563Feb 24, 2026 10:24 PM
394Insider Transaction0001193125-26-067549Feb 24, 2026 10:22 PM
404Insider Transaction0001193125-26-067530Feb 24, 2026 10:18 PM
414Insider Transaction0001193125-26-067517Feb 24, 2026 10:15 PM
424Insider Transaction0001193125-26-067503Feb 24, 2026 10:13 PM
434Insider Transaction0001193125-26-064091Feb 23, 2026 9:28 PM
444Insider Transaction0001193125-26-064052Feb 23, 2026 9:20 PM
454Insider Transaction0001193125-26-064044Feb 23, 2026 9:18 PM
464Insider Transaction0001193125-26-064041Feb 23, 2026 9:18 PM
474Insider Transaction0001193125-26-064029Feb 23, 2026 9:17 PM
484Insider Transaction0001193125-26-064020Feb 23, 2026 9:16 PM
494Insider Transaction0001193125-26-063990Feb 23, 2026 9:12 PM
504Insider Transaction0001193125-26-063982Feb 23, 2026 9:11 PM
...

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