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 | 0001193125-20-330607 | Dec 31, 2020 | Dec 30, 2020 |
| 8-K | 8-K | 0001193125-20-329285 | Dec 30, 2020 | Dec 29, 2020 |
| 8-K | 8-K | 0001193125-20-286166 | Nov 5, 2020 | — |
| 8-K | 8-K | 0001193125-20-274830 | Oct 23, 2020 | Oct 22, 2020 |
| 8-K | FORM 8-K | 0001437749-20-017171 | Aug 10, 2020 | — |
| 8-K | FORM 8-K | 0001193125-20-192286 | Jul 14, 2020 | — |
| 8-K | 8-K | 0001193125-20-172638 | Jun 18, 2020 | Jun 15, 2020 |
| 8-K | 8-K | 0001193125-20-166686 | Jun 11, 2020 | Jun 5, 2020 |
| 8-K | 8-K | 0001710366-20-000009 | May 11, 2020 | — |
| 8-K | FORM 8-K | 0001193125-20-137699 | May 8, 2020 | — |
| 8-K | FORM 8-K | 0001193125-20-096037 | Apr 2, 2020 | Mar 27, 2020 |
| 8-K | 8-K | 0001710366-20-000003 | Feb 11, 2020 | — |
| 8-K | FORM 8-K | 0001193125-20-000862 | Jan 3, 2020 | Dec 27, 2019 |
| 8-K | 8-K | 0001710366-19-000020 | Nov 5, 2019 | — |
| 8-K | 8-K | 0001710366-19-000014 | Aug 6, 2019 | — |
| 8-K | FORM 8-K | 0001193125-19-145495 | May 13, 2019 | May 8, 2019 |
| 8-K | 8-K | 0001710366-19-000009 | May 8, 2019 | — |
| 8-K | FORM 8-K | 0001193125-19-096630 | Apr 3, 2019 | Mar 28, 2019 |
| 8-K | FORM 8-K | 0001193125-19-082179 | Mar 21, 2019 | Mar 15, 2019 |
| 8-K | 8-K | 0001710366-19-000002 | Feb 7, 2019 | — |
| 8-K | 8-K | 0001710366-18-000023 | Nov 1, 2018 | — |
| 8-K | 8-K | 0001193125-18-267370 | Sep 6, 2018 | Aug 30, 2018 |
| 8-K | 8-K | 0001710366-18-000017 | Aug 2, 2018 | — |
| 8-K | FORM 8-K | 0001193125-18-157618 | May 9, 2018 | — |
| 8-K | 8-K | 0001710366-18-000011 | May 3, 2018 | — |
| 8-K | 8-K | 0001710366-18-000002 | Feb 6, 2018 | — |
| 8-K | 8-K | 0001193125-17-364943 | Dec 8, 2017 | Dec 4, 2017 |
| 8-K | 8-K | 0001193125-17-359478 | Dec 4, 2017 | Nov 28, 2017 |
| 8-K | 8-K | 0001193125-17-355840 | Nov 29, 2017 | Nov 22, 2017 |
| 8-K | FORM 8-K | 0001193125-17-344179 | Nov 15, 2017 | Nov 13, 2017 |
| 8-K | 8-K | 0001193125-17-333522 | Nov 6, 2017 | — |