Core Natural Resources, Inc. (CNR)
NYSE · Silver Ores · Inc. DC
What they're doing
Between 2026-06-21 and 2026-09-19, public records show 1 signal for Core Natural Resources, Inc.. Most notable: 2026-08-19: Filed 8-K disclosing director or officer change. Federal contract obligations over the last 24 months total $0. This summary was assembled automatically from SEC EDGAR, USAspending.gov, U.S. Senate lobbying disclosures and Wikimedia pageview counts.
Generated 2026-09-19 from public records.
Signals, last 12 months
- Material 8-K filingFiled 8-K disclosing director or officer change
- Large insider saleKlein Rosemary L (officer) sold $1.1M of stock
- Large insider saleBrock James A (director) sold $4.1M of stock
- Material 8-K filingFiled 8-K disclosing director or officer change
Insider transactions
| Date | Insider | Role | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-04-30 | Keating Ronald C | director | A | 1,390 | 0 | $0 |
| 2026-04-30 | Doheny Edward L II | director | A | 1,390 | 0 | $0 |
| 2026-04-30 | Keating Ronald C | director | A | 1,390 | 0 | $0 |
| 2026-04-30 | Doheny Edward L II | director | A | 1,390 | 0 | $0 |
| 2026-03-24 | Brock James A | director | G | 24,440 | 0 | $0 |
| 2026-03-24 | Brock James A | director | G | 24,440 | 0 | $0 |
| 2026-03-24 | Brock James A | director | G | 24,440 | 0 | $0 |
| 2026-03-24 | Brock James A | director | G | 24,440 | 0 | $0 |
| 2026-03-19 | Klein Rosemary L | officer | S | 10,000 | 105 | $1,050,000 |
| 2026-03-19 | Klein Rosemary L | officer | S | 5,000 | 110.62 | $553,100 |
| 2026-03-19 | Klein Rosemary L | officer | S | 10,000 | 105 | $1,050,000 |
| 2026-03-19 | Klein Rosemary L | officer | S | 5,000 | 110.62 | $553,100 |
| 2026-03-18 | Brock James A | director | S | 40,760 | 101.15 | $4,122,874 |
| 2026-03-18 | Brock James A | director | S | 40,760 | 101.15 | $4,122,874 |
| 2026-03-17 | Rothka John | officer | S | 1,000 | 97.66 | $97,660 |
| 2026-03-17 | Rothka John | officer | S | 1,000 | 97.66 | $97,660 |
| 2026-03-10 | Rothka John | officer | S | 3,800 | 91.62 | $348,156 |
| 2026-03-10 | NAVARRE RICHARD A | director | S | 6,000 | 91.7 | $550,200 |
| 2026-03-10 | Rothka John | officer | S | 3,800 | 91.62 | $348,156 |
| 2026-03-10 | NAVARRE RICHARD A | director | S | 6,000 | 91.7 | $550,200 |
| 2026-02-18 | Rothka John | officer | F | 79 | 88.96 | $7,028 |
| 2026-02-18 | Brock James A | director | F | 2,960 | 88.96 | $263,322 |
| 2026-02-18 | Thakkar Miteshkumar | officer | F | 806 | 88.96 | $71,702 |
| 2026-02-18 | Thakkar Miteshkumar | officer | F | 1,223 | 88.96 | $108,798 |
| 2026-02-18 | Klein Rosemary L | officer | F | 746 | 88.96 | $66,364 |
| 2026-02-18 | Klein Rosemary L | officer | F | 497 | 88.96 | $44,213 |
| 2026-02-18 | Schuller George John JR | officer | F | 713 | 88.96 | $63,428 |
| 2026-02-18 | Schuller George John JR | officer | F | 1,069 | 88.96 | $95,098 |
| 2026-02-18 | Braithwaite Robert J. Jr. | officer | F | 464 | 88.96 | $41,277 |
| 2026-02-18 | Braithwaite Robert J. Jr. | officer | F | 310 | 88.96 | $27,578 |
| 2026-02-18 | Salvatori Kurt R. | officer | F | 459 | 88.96 | $40,833 |
| 2026-02-18 | Salvatori Kurt R. | officer | F | 689 | 88.96 | $61,293 |
| 2026-02-18 | Rothka John | officer | F | 97 | 88.96 | $8,629 |
| 2026-02-18 | Brock James A | director | F | 4,440 | 88.96 | $394,982 |
| 2026-02-18 | Brock James A | director | F | 66,365 | 88.96 | $5,903,830 |
| 2026-02-18 | Slone Deck | officer | F | 731 | 88.96 | $65,030 |
| 2026-02-18 | Slone Deck | officer | F | 487 | 88.96 | $43,324 |
| 2026-02-18 | Rothka John | officer | F | 79 | 88.96 | $7,028 |
| 2026-02-18 | Brock James A | director | F | 2,960 | 88.96 | $263,322 |
| 2026-02-18 | Thakkar Miteshkumar | officer | F | 806 | 88.96 | $71,702 |
| 2026-02-18 | Thakkar Miteshkumar | officer | F | 1,223 | 88.96 | $108,798 |
| 2026-02-18 | Klein Rosemary L | officer | F | 497 | 88.96 | $44,213 |
| 2026-02-18 | Klein Rosemary L | officer | F | 746 | 88.96 | $66,364 |
| 2026-02-18 | Schuller George John JR | officer | F | 713 | 88.96 | $63,428 |
| 2026-02-18 | Schuller George John JR | officer | F | 1,069 | 88.96 | $95,098 |
| 2026-02-18 | Braithwaite Robert J. Jr. | officer | F | 310 | 88.96 | $27,578 |
| 2026-02-18 | Braithwaite Robert J. Jr. | officer | F | 464 | 88.96 | $41,277 |
| 2026-02-18 | Salvatori Kurt R. | officer | F | 459 | 88.96 | $40,833 |
| 2026-02-18 | Salvatori Kurt R. | officer | F | 689 | 88.96 | $61,293 |
| 2026-02-18 | Rothka John | officer | F | 97 | 88.96 | $8,629 |
Federal contracts
No federal contract actions on record for this recipient mapping.
Lobbying
No federal lobbying filings on record for this client mapping.
Public attention
No Wikipedia pageview data linked to this company.
Recent filings
- 2026-08-20 3
- 2026-08-19 8-K
- 2026-08-06 SCHEDULE 13G/A
- 2026-08-06 10-Q
- 2026-08-06 8-K
- 2026-06-04 8-K
- 2026-05-19 8-K
- 2026-05-12 SCHEDULE 13G
- 2026-05-07 10-Q
- 2026-05-07 8-K
- 2026-05-06 SCHEDULE 13G/A
- 2026-05-04 8-K
- 2026-05-01 4
- 2026-05-01 4
- 2026-05-01 3
- 2026-05-01 3
- 2026-04-30 8-K
- 2026-04-29 SCHEDULE 13G
- 2026-04-29 SCHEDULE 13G
- 2026-03-26 SCHEDULE 13G/A