Core Natural Resources, Inc. - CNR
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 52
Latest filed: May 19, 2026
| Form | Count |
|---|---|
| 4 | 21 |
| 4/A | 13 |
| 8-K | 7 |
| 144 | 6 |
| SCHEDULE 13G | 3 |
| SCHEDULE 13G/A | 2 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| May 19, 2026 | 8-K | May 13, 2026 | 0001710366-26-000045 | View |
| May 12, 2026 | SCHEDULE 13G | — | 0000093751-26-000225 | View |
| May 07, 2026 | 8-K | May 07, 2026 | 0001710366-26-000040 | View |
| May 06, 2026 | SCHEDULE 13G/A | — | 0000315066-26-001162 | View |
| May 04, 2026 | 8-K | Apr 29, 2026 | 0001710366-26-000034 | View |
| May 01, 2026 | 4 | Apr 30, 2026 | 0001353838-26-000005 | View |
| May 01, 2026 | 4 | Apr 30, 2026 | 0001710366-26-000031 | View |
| Apr 30, 2026 | 8-K | Apr 30, 2026 | 0001710366-26-000023 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100119-26-000283 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100121-26-000306 | View |
| Mar 26, 2026 | SCHEDULE 13G/A | — | 0000102909-26-001022 | View |
| Mar 25, 2026 | 4 | Mar 24, 2026 | 0001193125-26-124233 | View |
| Mar 20, 2026 | 4 | Mar 19, 2026 | 0001193125-26-116954 | View |
| Mar 19, 2026 | 4 | Mar 18, 2026 | 0001193125-26-116273 | View |
| Mar 19, 2026 | 144 | — | 0001950047-26-002817 | View |
| Mar 19, 2026 | 4 | Mar 17, 2026 | 0001193125-26-115364 | View |
| Mar 18, 2026 | 144 | — | 0001958244-26-000164 | View |
| Mar 17, 2026 | 144 | — | 0001972481-26-000110 | View |
| Mar 11, 2026 | 4 | Mar 10, 2026 | 0001193125-26-101400 | View |
| Mar 11, 2026 | 4 | Mar 10, 2026 | 0001193125-26-101417 | View |
| Mar 10, 2026 | 144 | — | 0001969223-26-000333 | View |
| Mar 10, 2026 | 144 | — | 0001972481-26-000097 | View |
| Feb 24, 2026 | 4/A | Feb 17, 2026 | 0001193125-26-067503 | View |
| Feb 24, 2026 | 4/A | Feb 17, 2026 | 0001193125-26-067517 | View |
| Feb 24, 2026 | 4/A | Feb 17, 2026 | 0001193125-26-067530 | View |
| Feb 24, 2026 | 4/A | Feb 17, 2026 | 0001193125-26-067549 | View |
| Feb 24, 2026 | 4/A | Feb 17, 2026 | 0001193125-26-067563 | View |
| Feb 23, 2026 | 4/A | Feb 17, 2026 | 0001193125-26-063982 | View |
| Feb 23, 2026 | 4/A | Feb 17, 2026 | 0001193125-26-063990 | View |
| Feb 23, 2026 | 4/A | Feb 17, 2026 | 0001193125-26-064020 | View |
| Feb 23, 2026 | 4/A | Feb 17, 2026 | 0001193125-26-064029 | View |
| Feb 23, 2026 | 4/A | Feb 17, 2026 | 0001193125-26-064041 | View |
| Feb 23, 2026 | 4/A | Feb 17, 2026 | 0001193125-26-064044 | View |
| Feb 23, 2026 | 4/A | Feb 17, 2026 | 0001193125-26-064052 | View |
| Feb 23, 2026 | 4/A | Feb 17, 2026 | 0001193125-26-064091 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001193125-26-059957 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001193125-26-059958 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001193125-26-059960 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001193125-26-059962 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001193125-26-059966 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001193125-26-059967 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001193125-26-059974 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001193125-26-059975 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001193125-26-059976 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001193125-26-059980 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001193125-26-059981 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001193125-26-059986 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001193125-26-059989 | View |
| Feb 12, 2026 | 8-K | Feb 12, 2026 | 0001710366-26-000005 | View |
| Jan 12, 2026 | 8-K | Jan 08, 2026 | 0001710366-26-000002 | View |
| Dec 18, 2025 | 8-K | Dec 18, 2025 | 0001710366-25-000035 | View |
| Dec 18, 2025 | 144 | — | 0001957799-25-000267 | View |