Insider Transactions Reported by 20 Insiders of Core Natural Resources, Inc.

Symbol
CNR on NYSE
Location
Canonsburg, PA

Insiders trading volume in the past year

Insider trading buckets (0-12 months)

Core Natural Resources, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
James A. Brock Executive Chair and CEO, Director $48,019,431 -$4,122,874 -7.9% Market 24 Mar 2026
Paul A. Lang Chief Executive Officer, Director $22,834,100 +$502,125 +2.2% Filing P/S 09 May 2025
William P. Powell Director $13,423,781 Mixed 02 May 2023
Ed Roberson Director $7,837,384 Mixed 03 May 2022
Deck Slone SVP, Strategy & Public Policy $6,731,193 Mixed 17 Feb 2026
Rosemary L. Klein SVP, CLO & Corp. Sec. $5,937,970 -$1,603,100 -21% Filing P/S 19 Mar 2026
Miteshkumar Thakkar President & CFO $5,910,823 Mixed 17 Feb 2026
John T. Mills Director $5,290,632 Mixed 07 May 2024
Joseph P. Platt Jr. Director $3,897,667 Mixed 17 Feb 2026
Martha A. Wiegand General Counsel & Secretary $3,263,844 Mixed 07 Feb 2024
Sophie Bergeron Director $3,181,141 Mixed 10 May 2022
George John Schuller Jr. SVP, Chief Operating Officer $2,621,195 Mixed 17 Feb 2026
Patrick A. Kriegshauser Director $2,393,624 -$234,524 -8.9% Mixed 17 Feb 2026
Kurt R. Salvatori SVP, Chief Admin. Officer $2,358,060 Mixed 17 Feb 2026
Richard A. Navarre Director $1,653,717 -$961,200 -37% Filing P/S 10 Mar 2026
Robert J. Braithwaite Jr. SVP, Marketing & Sales $1,563,093 Mixed 17 Feb 2026
Holly K. Koeppel Director $1,435,024 -$663,732 -32% Mixed 17 Feb 2026
Valli Perera Director $894,277 Mixed 17 Feb 2026
Cassandra Chia-Wei Pan Director $785,729 Mixed 18 Feb 2025
John Rothka Chief Accounting Officer $506,855 -$865,816 -63% Filing P/S 17 Mar 2026

Recent Insider Transactions by Companies or Individuals for Core Natural Resources, Inc.

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
James A. Brock CNR Common stock, par value $0.01 per share Gift 9.15% 24,440 291,415 24 Mar 2026 Direct
James A. Brock CNR Common stock, par value $0.01 per share Gift -100% -24,440 0 24 Mar 2026 By Lee Ann Brock Trust
Rosemary L. Klein CNR Common stock, par value $0.01 per share Sale -21.8% $1,603,100 $106.87 -15,000 53,679 19 Mar 2026 Direct
James A. Brock CNR Common stock, par value $0.01 per share Sale -29% $4,122,874 $101.15 -40,760 100,000 18 Mar 2026 By SLAT-1
John Rothka CNR Common stock, par value $0.01 per share Sale -16.2% $97,660 $97.66 -1,000 5,190 17 Mar 2026 Direct
John Rothka CNR Common stock, par value $0.01 per share Sale -38% $348,156 $91.62 -3,800 6,190 10 Mar 2026 Direct
Richard A. Navarre CNR Common stock, par value $0.01 per share Sale -25% $550,200 $91.70 -6,000 18,034 10 Mar 2026 Direct
John Rothka CNR Common stock, par value $0.01 per share Tax liability -0.78% -79 9,990 18 Feb 2026 Direct
James A. Brock CNR Common stock, par value $0.01 per share Tax liability -1.08% -2,960 271,415 18 Feb 2026 Direct
James A. Brock CNR Common stock, par value $0.01 per share Gift 140,760 140,760 13 Nov 2025 By SLAT-1
James A. Brock CNR Common stock, par value $0.01 per share Gift -85.2% -140,760 24,440 13 Nov 2025 Lee Ann Brock Trust
John Rothka CNR Common stock, par value $0.01 per share Sale -9.7% $100,000 $100.00 -1,000 9,307 09 Oct 2025 Direct
John Rothka CNR Common stock, par value $0.01 per share Sale -8.84% $95,000 $95.00 -1,000 10,307 08 Oct 2025 Direct
John Rothka CNR Common stock, par value $0.01 per share Sale -18.1% $225,000 $90.00 -2,500 11,307 03 Oct 2025 Direct
Richard A. Navarre CNR Common stock, par value $0.01 per share Sale -18.6% $411,000 $82.20 -5,000 21,830 25 Sep 2025 Direct
Patrick A. Kriegshauser CNR Common stock, par value $0.01 per share Sale -11.5% $234,524 $77.07 -3,043 23,348 17 Sep 2025 Direct
James A. Brock CNR Common stock, par value $0.01 per share Gift 165,200 165,200 20 May 2025 By Lee Ann Brock Trust
James A. Brock CNR Common stock, par value $0.01 per share Gift -30.8% -165,200 370,575 20 May 2025 Direct
Paul A. Lang CNR Common stock, par value $0.01 per share Purchase 2.25% $502,125 $66.95 7,500 341,062 09 May 2025 Direct
Holly K. Koeppel CNR Common stock, par value $0.01 per share Sale -39.8% $663,732 $75.30 -8,815 13,348 31 Mar 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.