Core Natural Resources, Inc. — 8-K Filings
81 8-K filings on record
This page lists all 8-K filings submitted to the SEC by Core Natural Resources, Inc. (CNR), sorted by most recent first. Each row links to the full filing on EdgarLookup. Core Natural Resources, Inc. has filed 81 8-K documents with the SEC since 2017. To view all SEC filings by Core Natural Resources, Inc., see the full filings list.
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 |
|---|---|---|---|---|
| 8-K | 8-K | 0001710366-26-000005 | Feb 12, 2026 | — |
| 8-K | 8-K | 0001710366-26-000002 | Jan 12, 2026 | Jan 8, 2026 |
| 8-K | 8-K | 0001710366-25-000035 | Dec 18, 2025 | — |
| 8-K | 8-K | 0001710366-25-000029 | Nov 6, 2025 | — |
| 8-K | 8-K | 0001193125-25-234041 | Oct 8, 2025 | Oct 6, 2025 |
| 8-K | 8-K | 0001193125-25-173024 | Aug 5, 2025 | — |
| 8-K | 8-K | 0001193125-25-170639 | Jul 31, 2025 | Jul 28, 2025 |
| 8-K | 8-K | 0001193125-25-151981 | Jun 30, 2025 | — |
| 8-K | 8-K | 0001193125-25-115451 | May 8, 2025 | — |
| 8-K | 8-K | 0001193125-25-107138 | Apr 30, 2025 | Apr 29, 2025 |
| 8-K | 8-K | 0001193125-25-066237 | Mar 28, 2025 | Mar 27, 2025 |
| 8-K | 8-K | 0001193125-25-061433 | Mar 24, 2025 | — |
| 8-K | 8-K | 0001193125-25-030102 | Feb 20, 2025 | — |
| 8-K | 8-K | 0001710366-25-000008 | Feb 20, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-003943 | Jan 16, 2025 | — |
| 8-K | 8-K | 0001193125-25-007135 | Jan 15, 2025 | Jan 13, 2025 |
| 8-K | 8-K | 0001193125-25-004047 | Jan 10, 2025 | Jan 9, 2025 |
| 8-K | 8-K | 0001193125-25-001048 | Jan 3, 2025 | — |
| 8-K | 8-K | 0001193125-24-272496 | Dec 6, 2024 | Dec 5, 2024 |
| 8-K | 8-K | 0001193125-24-255935 | Nov 12, 2024 | Nov 6, 2024 |
| 8-K | 8-K | 0001710366-24-000029 | Nov 5, 2024 | — |
| 8-K | 8-K | 0001193125-24-237222 | Oct 15, 2024 | Oct 14, 2024 |
| 8-K | 8-K | 0001193125-24-204027 | Aug 21, 2024 | Aug 20, 2024 |
| 8-K | 8-K | 0001710366-24-000016 | Aug 8, 2024 | — |
| 8-K | 8-K | 0001710366-24-000011 | May 7, 2024 | — |
| 8-K | FORM 8-K | 0001193125-24-131996 | May 6, 2024 | Apr 30, 2024 |
| 8-K | 8-K | 0001710366-24-000003 | Feb 6, 2024 | — |
| 8-K | 8-K | 0001710366-23-000021 | Oct 31, 2023 | — |
| 8-K | 8-K | 0001710366-23-000016 | Aug 8, 2023 | — |
| 8-K | 8-K | 0001193125-23-165658 | Jun 13, 2023 | Jun 12, 2023 |
| 8-K | 8-K | 0001193125-23-132616 | May 2, 2023 | Apr 27, 2023 |
| 8-K | 8-K | 0001710366-23-000010 | May 2, 2023 | — |
| 8-K | 8-K | 0001193125-23-079205 | Mar 24, 2023 | Mar 20, 2023 |
| 8-K | 8-K | 0001710366-23-000002 | Feb 7, 2023 | — |
| 8-K | 8-K | 0001193125-23-012606 | Jan 23, 2023 | Jan 19, 2023 |
| 8-K | 8-K | 0001193125-22-275386 | Nov 2, 2022 | — |
| 8-K | FORM 8-K | 0001437749-22-025267 | Nov 1, 2022 | — |
| 8-K | FORM 8-K | 0001437749-22-018727 | Aug 4, 2022 | — |
| 8-K | 8-K | 0001193125-22-200179 | Jul 25, 2022 | Jul 18, 2022 |
| 8-K | FORM 8-K | 0001437749-22-010569 | May 3, 2022 | — |
| 8-K | 8-K | 0001193125-22-135257 | May 2, 2022 | Apr 26, 2022 |
| 8-K | FORM 8-K | 0001437749-22-002657 | Feb 8, 2022 | — |
| 8-K | FORM 8-K | 0001437749-21-024809 | Nov 2, 2021 | — |
| 8-K | 8-K | 0001193125-21-262216 | Aug 31, 2021 | Aug 26, 2021 |
| 8-K | FORM 8-K | 0001437749-21-018213 | Aug 3, 2021 | — |
| 8-K | 8-K | 0001193125-21-149994 | May 4, 2021 | Apr 28, 2021 |
| 8-K | FORM 8-K | 0001437749-21-010682 | May 4, 2021 | — |
| 8-K | 8-K | 0001193125-21-121247 | Apr 19, 2021 | Apr 1, 2021 |
| 8-K | 8-K | 0001193125-21-102398 | Mar 31, 2021 | Mar 29, 2021 |
| 8-K | FORM 8-K | 0001437749-21-002266 | Feb 9, 2021 | — |