Core Natural Resources CNR Insider Ownership

NYSE CNR
$93.74 +0.39 (+0.42%)
At close: Aug 20, 2026 · 4:00 PM EDT

Historic Insider Ownership Trends

CNR's three largest insider shareholders as of August 04, 2026 are James A Brock (Executive Chair And Ceo, 391.42K shares), Paul A Lang (Chief Executive Officer, 341.06K shares), William P Powell (Director, 130.09K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Holly K Koeppel - 14,958 0 19 Feb, 2026
Richard A Navarre - 18,034 0 11 Mar, 2026
William P Powell - 130,088 0 04 May, 2023
Deck Slone Svp, Strategy Public Policy 70,207 0 19 Feb, 2026
Paul A Lang Chief Executive Officer 341,062 0 12 May, 2025
Joseph P Jr Platt - 40,648 0 19 Feb, 2026
Ed Roberson - 75,951 0 05 May, 2022
James A Brock Executive Chair And Ceo 291,415 100,000 25 Mar, 2026
Martha A Wiegand General Counsel Secretary 37,906 0 09 Feb, 2024
George John Jr Schuller Svp, Chief Operating Officer 27,338 0 19 Feb, 2026
John Rothka Chief Accounting Officer 5,190 0 18 Mar, 2026
Kurt R. Salvatori Svp, Chief Admin. Officer 24,585 0 19 Feb, 2026
Sophie Bergeron - 30,828 0 12 May, 2022
Miteshkumar Thakkar President Cfo 61,657 0 19 Feb, 2026
Cassandra Chia-Wei Pan - 7,707 0 20 Feb, 2025
Valli Perera - 9,317 0 19 Feb, 2026
Robert J. Jr. Braithwaite Svp, Marketing Sales 16,290 0 19 Feb, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
24 Mar, 2026 James A Brock Common stock, par value $0.01 per share D 24,440 $0.00 0 I G
24 Mar, 2026 James A Brock Common stock, par value $0.01 per share A 24,440 $0.00 291,415 D G
18 Mar, 2026 James A Brock Common stock, par value $0.01 per share D 40,760 $101.15 100,000 I S
17 Mar, 2026 John Rothka Common stock, par value $0.01 per share D 1,000 $97.66 5,190 D S
17 Mar, 2026 John Rothka Common stock, par value $0.01 per share D 1,000 $97.66 5,190 D S
17 Mar, 2026 John Rothka Common stock, par value $0.01 per share D 1,000 $97.66 5,190 D S
10 Mar, 2026 John Rothka Common stock, par value $0.01 per share D 3,800 $91.62 6,190 D S
10 Mar, 2026 John Rothka Common stock, par value $0.01 per share D 3,800 $91.62 6,190 D S
10 Mar, 2026 John Rothka Common stock, par value $0.01 per share D 3,800 $91.62 6,190 D S
10 Mar, 2026 Richard A Navarre Common stock, par value $0.01 per share D 6,000 $91.70 18,034 D S
18 Feb, 2026 John Rothka Common stock, par value $0.01 per share D 79 $88.96 9,990 D F
18 Feb, 2026 John Rothka Common stock, par value $0.01 per share D 79 $88.96 9,990 D F
18 Feb, 2026 John Rothka Common stock, par value $0.01 per share D 79 $88.96 9,990 D F
18 Feb, 2026 James A Brock Common stock, par value $0.01 per share D 2,960 $88.96 271,415 D F
17 Feb, 2026 Valli Perera Common stock, par value $0.01 per share A 1,610 $0.00 9,317 D A
17 Feb, 2026 George John Jr Schuller Common stock, par value $0.01 per share A 7,530 $0.00 29,120 D A
17 Feb, 2026 Deck Slone Common stock, par value $0.01 per share A 5,060 $0.00 71,425 D A
17 Feb, 2026 Joseph P Jr Platt Common stock, par value $0.01 per share A 1,610 $0.00 40,648 D A
17 Feb, 2026 Joseph P Jr Platt Common stock, par value $0.01 per share A 1,610 $0.00 40,648 D A
17 Feb, 2026 Miteshkumar Thakkar Common stock, par value $0.01 per share A 8,730 $0.00 63,686 D A