Company facts
- Industry
- Silver Ores
- Headquarters
- Canonsburg, Pennsylvania
- Most recent report
- 10-Q, filed Nov 5, 2026
- Incorporated
- District of Columbia
- Filings on record
- 667 filings
- On EDGAR
- CIK 1710366
- Fiscal year ends
- December
- Filer status
- Large accelerated filer
Financials 8 of 38
News 8 of 90
- 8-K Quarterly results Nov 5, 2026
- 8-K Leadership change Aug 19, 2026
- 8-K Quarterly results Aug 6, 2026
- 8-K Current report on a material event Jun 4, 2026
- 8-K Current report on a material event May 19, 2026
- 8-K Quarterly results May 7, 2026
- 8-K Current report on a material event May 4, 2026
- 8-K Shareholder vote results Apr 30, 2026
Prospectuses and Registrations 8 of 10
- 424B3 Prospectus supplement for an offering Nov 26, 2024
- S-4/A Registration statement for a merger or exchange, amended Nov 18, 2024
- S-4 Registration statement for a merger or exchange Oct 1, 2024
- S-3ASR Automatic shelf registration Feb 11, 2022
- S-8 Registration statement for an employee plan Dec 31, 2020
- 424B3 Prospectus supplement for an offering Nov 30, 2020
- S-4/A Registration statement for a merger or exchange, amended Nov 27, 2020
- S-4 Registration statement for a merger or exchange Nov 13, 2020
Proxies 8 of 20
- DEFA14A Extra proxy material Mar 16, 2026
- DEF 14A Proxy statement for a shareholder vote Mar 16, 2026
- DEFA14A Extra proxy material Mar 17, 2025
- DEF 14A Proxy statement for a shareholder vote Mar 17, 2025
- DEF 14A Proxy statement for a shareholder vote Apr 1, 2024
- PRE 14A Preliminary proxy statement Mar 18, 2024
- DEF 14A Proxy statement for a shareholder vote Mar 30, 2023
- DEFA14A Extra proxy material Apr 18, 2022
Ownership 8 of 457
- SCHEDULE 13G/A Large holder reported a passive stake, amended Nov 5, 2026
- 3 Insider reported their initial holding Aug 20, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Aug 6, 2026
- SCHEDULE 13G Large holder reported a passive stake May 12, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended May 6, 2026
- 4 Insider reported a trade May 1, 2026
- 4 Insider reported a trade May 1, 2026
- 3 Insider reported their initial holding May 1, 2026
Other 8 of 52
- SD Conflict minerals disclosure Sep 23, 2026
- SD Conflict minerals disclosure Sep 17, 2025
- ARS Annual report sent to shareholders Mar 17, 2025
- 425 Jan 3, 2025
- EFFECT Notice that a registration became effective Nov 26, 2024
- CORRESP Reply to SEC staff Nov 22, 2024
- CORRESP Reply to SEC staff Nov 18, 2024
- UPLOAD Comment letter from SEC staff Nov 7, 2024
Everything here comes from Core Natural Resources, Inc.'s own filings on SEC EDGAR. The filing list is rechecked every hour.