SEC Form 4 · Updated Daily
CNR
— CORE NATURAL RESOURCES, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| WOOD MATTHEW T | 10%+ Owner | 2,590,720 | 2020-01-27 | — |
| Lancaster Investment Management LLP | 10%+ Owner | 2,590,720 | 2020-01-27 | — |
| DME Advisors, LP | 10%+ Owner · Director | 2,163,383 | 2020-12-30 | — |
| DME Advisors GP, L.L.C. | 10%+ Owner · Director | 2,163,383 | 2020-12-30 | — |
| DME Capital Management, LP | 10%+ Owner · Director | 2,163,383 | 2020-12-30 | — |
| EINHORN DAVID | 10%+ Owner · Director | 2,163,383 | 2020-12-30 | — |
| GREENLIGHT CAPITAL INC | 10%+ Owner · Director | 2,163,383 | 2020-12-30 | — |
| Lang Paul A | Director · Officer | 341,062 | 2025-05-09 | P |
| Brock James A | Director · Officer | 291,415 | 2026-03-24 | G |
| Khani David M. | Officer | 206,609 | 2019-12-12 | F |
| POWELL WILLIAM P | Director | 130,088 | 2023-05-02 | A |
| McCaffrey James J. | Officer | 103,843 | 2020-02-11 | A |
| ROBERSON ED | Director | 75,951 | 2022-05-03 | A |
| Slone Deck | Officer | 71,425 | 2026-02-17 | A |
| Thakkar Miteshkumar | Officer | 63,686 | 2026-02-17 | A |
| Klein Rosemary L | Officer | 58,679 | 2026-03-19 | S |
| MILLS JOHN T | Director | 55,950 | 2024-05-07 | A |
| Platt Joseph P JR | Director | 40,648 | 2026-02-17 | A |
| Wiegand Martha A | Officer | 39,877 | 2024-02-07 | F |
| Bergeron Sophie | Director | 30,828 | 2022-05-10 | S |
| Schuller George John JR | Officer | 29,120 | 2026-02-17 | A |
| Salvatori Kurt R. | Officer | 25,733 | 2026-02-17 | A |
| CARPENTER ALVIN R | Director | 25,418 | 2018-05-09 | A |
| KRIEGSHAUSER PATRICK A | Director | 24,958 | 2026-02-17 | A |
| NAVARRE RICHARD A | Director | 18,034 | 2026-03-10 | S |
| Braithwaite Robert J. Jr. | Officer | 17,064 | 2026-02-17 | A |
| KOEPPEL HOLLY K | Director | 14,958 | 2026-02-17 | A |
| Perera Valli | Director | 9,317 | 2026-02-17 | A |
| Pan Cassandra Chia-Wei | Director | 7,707 | 2025-02-18 | A |
| Rothka John | Officer | 5,190 | 2026-03-17 | S |
| Tucker Nathan Joseph | Officer | 1,590 | 2026-08-18 | — |
| Doheny Edward L II | Director | 1,390 | 2026-04-30 | A |
| Keating Ronald C | Director | 1,390 | 2026-04-30 | A |
| CONSOL Energy Inc | 10%+ Owner · Director | 0 | 2017-11-28 | J |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-08-18 | Tucker Nathan Joseph | — | — | — | 1,590 |
| 2026-04-30 | Doheny Edward L II | Grant / award | 1,390 | $0.00 | 1,390 |
| 2026-04-30 | Keating Ronald C | Grant / award | 1,390 | $0.00 | 1,390 |
| 2026-03-24 | Brock James A | Gift | 24,440 | $0.00 | 291,415 |
| 2026-03-24 | Brock James A | Gift | 24,440 | $0.00 | 0 |
| 2026-03-19 | Klein Rosemary L | Open-market sale | 5,000 | $110.62 | 53,679 |
| 2026-03-19 | Klein Rosemary L | Open-market sale | 10,000 | $105.00 | 58,679 |
| 2026-03-18 | Brock James A | Open-market sale | 40,760 | $101.15 | 100,000 |
| 2026-03-17 | Rothka John | Open-market sale | 1,000 | $97.66 | 5,190 |
| 2026-03-10 | NAVARRE RICHARD A | Open-market sale | 6,000 | $91.70 | 18,034 |
| 2026-03-10 | Rothka John | Open-market sale | 3,800 | $91.62 | 6,190 |
| 2026-02-18 | Slone Deck | Tax withholding | 731 | $88.96 | 70,207 |
| 2026-02-18 | Slone Deck | Tax withholding | 487 | $88.96 | 70,938 |
| 2026-02-18 | Brock James A | Tax withholding | 4,440 | $88.96 | 266,967 |
| 2026-02-18 | Brock James A | Tax withholding | 66,365 | $88.96 | 271,407 |
| 2026-02-18 | Rothka John | Tax withholding | 97 | $88.96 | 9,970 |
| 2026-02-18 | Salvatori Kurt R. | Tax withholding | 689 | $88.96 | 24,585 |
| 2026-02-18 | Salvatori Kurt R. | Tax withholding | 459 | $88.96 | 25,274 |
| 2026-02-18 | Braithwaite Robert J. Jr. | Tax withholding | 464 | $88.96 | 16,290 |
| 2026-02-18 | Braithwaite Robert J. Jr. | Tax withholding | 310 | $88.96 | 16,754 |
| 2026-02-18 | Schuller George John JR | Tax withholding | 1,069 | $88.96 | 27,338 |
| 2026-02-18 | Schuller George John JR | Tax withholding | 713 | $88.96 | 28,407 |
| 2026-02-18 | Klein Rosemary L | Tax withholding | 746 | $88.96 | 68,667 |
| 2026-02-18 | Klein Rosemary L | Tax withholding | 497 | $88.96 | 69,413 |
| 2026-02-18 | Thakkar Miteshkumar | Tax withholding | 1,223 | $88.96 | 61,657 |
| 2026-02-18 | Thakkar Miteshkumar | Tax withholding | 806 | $88.96 | 62,880 |
| 2026-02-18 | Brock James A | Tax withholding | 2,960 | $88.96 | 271,415 |
| 2026-02-18 | Rothka John | Tax withholding | 79 | $88.96 | 9,990 |
| 2026-02-17 | KOEPPEL HOLLY K | Grant / award | 1,610 | $0.00 | 14,958 |
| 2026-02-17 | Slone Deck | Grant / award | 5,060 | $0.00 | 71,425 |
| 2026-02-17 | Brock James A | Grant / award | 21,190 | $0.00 | 274,367 |
| 2026-02-17 | Platt Joseph P JR | Grant / award | 1,610 | $0.00 | 40,648 |
| 2026-02-17 | Rothka John | Grant / award | 760 | $0.00 | 10,067 |
| 2026-02-17 | Salvatori Kurt R. | Grant / award | 4,820 | $0.00 | 25,733 |
| 2026-02-17 | Braithwaite Robert J. Jr. | Grant / award | 4,440 | $0.00 | 17,064 |
| 2026-02-17 | Schuller George John JR | Grant / award | 7,530 | $0.00 | 29,120 |
| 2026-02-17 | Perera Valli | Grant / award | 1,610 | $0.00 | 9,317 |
| 2026-02-17 | Klein Rosemary L | Grant / award | 5,060 | $0.00 | 69,910 |
| 2026-02-17 | NAVARRE RICHARD A | Grant / award | 2,200 | $0.00 | 24,030 |
| 2026-02-17 | Thakkar Miteshkumar | Grant / award | 8,730 | $0.00 | 63,686 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.