https://www.developersdigest.tech/markets/cnr/filings Latest company filings for Core Natural Resources, Inc. (CNR) - annual reports, quarterly reports, major events, and insider trades, newest first. en Fri, 10 Jul 2026 04:35:38 GMT https://www.sec.gov/Archives/edgar/data/0/000171036626000045/cnr-20260513.htm 0001710366-26-000045 Tue, 19 May 2026 12:00:00 GMT 8-K https://www.sec.gov/Archives/edgar/data/0/000009375126000225/xslSCHEDULE_13G_X02/primary_doc.xml 0000093751-26-000225 Tue, 12 May 2026 12:00:00 GMT SCHEDULE 13G https://www.sec.gov/Archives/edgar/data/0/000171036626000041/cnr-20260331.htm 0001710366-26-000041 Thu, 07 May 2026 12:00:00 GMT 10-Q https://www.sec.gov/Archives/edgar/data/0/000171036626000040/cnr-20260507.htm 0001710366-26-000040 Thu, 07 May 2026 12:00:00 GMT 8-K https://www.sec.gov/Archives/edgar/data/0/000031506626001162/xslSCHEDULE_13G_X02/primary_doc.xml 0000315066-26-001162 Wed, 06 May 2026 12:00:00 GMT SCHEDULE 13G/A https://www.sec.gov/Archives/edgar/data/0/000171036626000034/cnr-20260429.htm 0001710366-26-000034 Mon, 04 May 2026 12:00:00 GMT 8-K https://www.sec.gov/Archives/edgar/data/0/000171036626000031/xslF345X06/wk-form4_1777648183.xml 0001710366-26-000031 Fri, 01 May 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000171036626000028/xslF345X06/wk-form3_1777645361.xml 0001710366-26-000028 Fri, 01 May 2026 12:00:00 GMT 3 https://www.sec.gov/Archives/edgar/data/0/000171036626000026/xslF345X06/wk-form3_1777645077.xml 0001710366-26-000026 Fri, 01 May 2026 12:00:00 GMT 3 https://www.sec.gov/Archives/edgar/data/0/000135383826000005/xslF345X06/wk-form4_1777648219.xml 0001353838-26-000005 Fri, 01 May 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000171036626000023/cnr-20260430.htm 0001710366-26-000023 Thu, 30 Apr 2026 12:00:00 GMT 8-K https://www.sec.gov/Archives/edgar/data/0/000210012126000306/xslSCHEDULE_13G_X02/primary_doc.xml 0002100121-26-000306 Wed, 29 Apr 2026 12:00:00 GMT SCHEDULE 13G https://www.sec.gov/Archives/edgar/data/0/000210011926000283/xslSCHEDULE_13G_X02/primary_doc.xml 0002100119-26-000283 Wed, 29 Apr 2026 12:00:00 GMT SCHEDULE 13G https://www.sec.gov/Archives/edgar/data/0/000010290926001022/xslSCHEDULE_13G_X02/primary_doc.xml 0000102909-26-001022 Thu, 26 Mar 2026 12:00:00 GMT SCHEDULE 13G/A https://www.sec.gov/Archives/edgar/data/0/000119312526124233/xslF345X06/ownership.xml 0001193125-26-124233 Wed, 25 Mar 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000119312526116954/xslF345X06/ownership.xml 0001193125-26-116954 Fri, 20 Mar 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000195004726002817/xsl144X01/primary_doc.xml 0001950047-26-002817 Thu, 19 Mar 2026 12:00:00 GMT 144 https://www.sec.gov/Archives/edgar/data/0/000119312526116273/xslF345X06/ownership.xml 0001193125-26-116273 Thu, 19 Mar 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000119312526115364/xslF345X06/ownership.xml 0001193125-26-115364 Thu, 19 Mar 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000195824426000164/xsl144X01/primary_doc.xml 0001958244-26-000164 Wed, 18 Mar 2026 12:00:00 GMT 144 https://www.sec.gov/Archives/edgar/data/0/000197248126000110/xsl144X01/primary_doc.xml 0001972481-26-000110 Tue, 17 Mar 2026 12:00:00 GMT 144 https://www.sec.gov/Archives/edgar/data/0/000171036626000018/a2026definitiveadditionalm.htm 0001710366-26-000018 Mon, 16 Mar 2026 12:00:00 GMT DEFA14A https://www.sec.gov/Archives/edgar/data/0/000171036626000017/cnr-20260316.htm 0001710366-26-000017 Mon, 16 Mar 2026 12:00:00 GMT DEF 14A https://www.sec.gov/Archives/edgar/data/0/000119312526101417/xslF345X05/ownership.xml 0001193125-26-101417 Wed, 11 Mar 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000119312526101400/xslF345X05/ownership.xml 0001193125-26-101400 Wed, 11 Mar 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000197248126000097/xsl144X01/primary_doc.xml 0001972481-26-000097 Tue, 10 Mar 2026 12:00:00 GMT 144 https://www.sec.gov/Archives/edgar/data/0/000196922326000333/xsl144X01/primary_doc.xml 0001969223-26-000333 Tue, 10 Mar 2026 12:00:00 GMT 144 https://www.sec.gov/Archives/edgar/data/0/000171036626000009/cnr-20251231.htm 0001710366-26-000009 Fri, 27 Feb 2026 12:00:00 GMT 10-K/A https://www.sec.gov/Archives/edgar/data/0/000119312526067563/xslF345X05/ownership.xml 0001193125-26-067563 Tue, 24 Feb 2026 12:00:00 GMT 4/A https://www.sec.gov/Archives/edgar/data/0/000119312526067549/xslF345X05/ownership.xml 0001193125-26-067549 Tue, 24 Feb 2026 12:00:00 GMT 4/A https://www.sec.gov/Archives/edgar/data/0/000119312526067530/xslF345X05/ownership.xml 0001193125-26-067530 Tue, 24 Feb 2026 12:00:00 GMT 4/A https://www.sec.gov/Archives/edgar/data/0/000119312526067517/xslF345X05/ownership.xml 0001193125-26-067517 Tue, 24 Feb 2026 12:00:00 GMT 4/A https://www.sec.gov/Archives/edgar/data/0/000119312526067503/xslF345X05/ownership.xml 0001193125-26-067503 Tue, 24 Feb 2026 12:00:00 GMT 4/A https://www.sec.gov/Archives/edgar/data/0/000119312526064091/xslF345X05/ownership.xml 0001193125-26-064091 Mon, 23 Feb 2026 12:00:00 GMT 4/A https://www.sec.gov/Archives/edgar/data/0/000119312526064052/xslF345X05/ownership.xml 0001193125-26-064052 Mon, 23 Feb 2026 12:00:00 GMT 4/A https://www.sec.gov/Archives/edgar/data/0/000119312526064044/xslF345X05/ownership.xml 0001193125-26-064044 Mon, 23 Feb 2026 12:00:00 GMT 4/A https://www.sec.gov/Archives/edgar/data/0/000119312526064041/xslF345X05/ownership.xml 0001193125-26-064041 Mon, 23 Feb 2026 12:00:00 GMT 4/A https://www.sec.gov/Archives/edgar/data/0/000119312526064029/xslF345X05/ownership.xml 0001193125-26-064029 Mon, 23 Feb 2026 12:00:00 GMT 4/A https://www.sec.gov/Archives/edgar/data/0/000119312526064020/xslF345X05/ownership.xml 0001193125-26-064020 Mon, 23 Feb 2026 12:00:00 GMT 4/A https://www.sec.gov/Archives/edgar/data/0/000119312526063990/xslF345X05/ownership.xml 0001193125-26-063990 Mon, 23 Feb 2026 12:00:00 GMT 4/A https://www.sec.gov/Archives/edgar/data/0/000119312526063982/xslF345X05/ownership.xml 0001193125-26-063982 Mon, 23 Feb 2026 12:00:00 GMT 4/A https://www.sec.gov/Archives/edgar/data/0/000119312526059989/xslF345X05/ownership.xml 0001193125-26-059989 Thu, 19 Feb 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000119312526059986/xslF345X05/ownership.xml 0001193125-26-059986 Thu, 19 Feb 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000119312526059981/xslF345X05/ownership.xml 0001193125-26-059981 Thu, 19 Feb 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000119312526059980/xslF345X05/ownership.xml 0001193125-26-059980 Thu, 19 Feb 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000119312526059976/xslF345X05/ownership.xml 0001193125-26-059976 Thu, 19 Feb 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000119312526059975/xslF345X05/ownership.xml 0001193125-26-059975 Thu, 19 Feb 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000119312526059974/xslF345X05/ownership.xml 0001193125-26-059974 Thu, 19 Feb 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000119312526059967/xslF345X05/ownership.xml 0001193125-26-059967 Thu, 19 Feb 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/0/000119312526059966/xslF345X05/ownership.xml 0001193125-26-059966 Thu, 19 Feb 2026 12:00:00 GMT 4