Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Core Natural Resources, Inc. (CNR) since 2017 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Core Natural Resources, Inc.. Table 2 shows the detailed insider transactions. This company's CIK number is 1710366.
Total stock buying since 2017: $192,814.
Total stock sales since 2017: $18,987,033.
Total stock option exercises since 2017: $0.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 0 | $0 | 8,815 | $663,989 | 0 | $0 |
| 2024 | 0 | $0 | 19,398 | $1,943,943 | 0 | $0 |
| 2023 | 0 | $0 | 68,685 | $6,017,021 | 147,898 | $0 |
| 2022 | 0 | $0 | 154,187 | $9,784,502 | 161,505 | $0 |
| 2021 | 0 | $0 | 15,702 | $260,339 | 0 | $0 |
| 2020 | 4,000 | $25,840 | 0 | $0 | 0 | $0 |
| 2019 | 4,000 | $50,200 | 1,738 | $66,739 | 0 | $0 |
| 2018 | 610 | $20,134 | 6,000 | $250,500 | 0 | $0 |
| 2017 | 4,000 | $96,640 | 0 | $0 | 0 | $0 |
| Trading Period | Insider Buying | Insider Sales | Option Exercises | |||
|---|---|---|---|---|---|---|
| year-month | Shares | Value | Shares | Value | Shares | Value |
| 2025-03 | 0 | $0 | 8,815 | $663,989 | 0 | $0 |
| 2024-06 | 0 | $0 | 17,398 | $1,754,823 | 0 | $0 |
| 2024-03 | 0 | $0 | 2,000 | $189,120 | 0 | $0 |
| 2023-12 | 0 | $0 | 16,672 | $1,680,907 | 0 | $0 |
| 2023-09 | 0 | $0 | 10,227 | $1,005,620 | 0 | $0 |
| 2023-08 | 0 | $0 | 39,786 | $3,201,814 | 0 | $0 |
| 2023-03 | 0 | $0 | 2,000 | $128,680 | 0 | $0 |
| 2023-01 | 0 | $0 | 0 | $0 | 147,898 | $0 |
| 2022-12 | 0 | $0 | 500 | $39,100 | 0 | $0 |
| 2022-11 | 0 | $0 | 15,814 | $1,200,382 | 0 | $0 |
| 2022-09 | 0 | $0 | 17,000 | $1,239,512 | 0 | $0 |
| 2022-08 | 0 | $0 | 73,324 | $4,964,805 | 0 | $0 |
| 2022-05 | 0 | $0 | 40,554 | $2,046,634 | 0 | $0 |
| 2022-04 | 0 | $0 | 6,995 | $294,069 | 0 | $0 |
| 2022-02 | 0 | $0 | 0 | $0 | 161,505 | $0 |
| 2021-06 | 0 | $0 | 15,702 | $260,339 | 0 | $0 |
| 2020-02 | 4,000 | $25,840 | 0 | $0 | 0 | $0 |
| 2019-11 | 4,000 | $50,200 | 0 | $0 | 0 | $0 |
| 2019-03 | 0 | $0 | 1,738 | $66,739 | 0 | $0 |
| 2018-06 | 0 | $0 | 6,000 | $250,500 | 0 | $0 |
| 2018-02 | 610 | $20,134 | 0 | $0 | 0 | $0 |
| 2017-12 | 4,000 | $96,640 | 0 | $0 | 0 | $0 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-03-31 | Koeppel Holly K | Sale | 8,815 | 75.33 | 663,989 |
| 2024-06-28 | Brock James A (Chief Executive Officer) | Sale | 15,698 | 100.95 | 1,584,713 |
| 2024-06-27 | Brock James A (Chief Executive Officer) | Sale | 1,700 | 100.06 | 170,110 |
| 2024-03-07 | Rothka John (Chief Accounting Officer) | Sale | 2,000 | 94.56 | 189,120 |
| 2023-12-20 | Brock James A (Chief Executive Officer) | Sale | 6,669 | 102.83 | 685,806 |
| 2023-12-19 | Brock James A (Chief Executive Officer) | Sale | 5,047 | 99.38 | 501,570 |
| 2023-12-18 | Wiegand Martha A (General Counsel & Secretary) | Sale | 3,334 | 100.00 | 333,400 |
| 2023-12-18 | Brock James A (Chief Executive Officer) | Sale | 1,622 | 98.72 | 160,131 |
| 2023-09-15 | Platt Joseph P Jr | Sale | 10,227 | 98.33 | 1,005,620 |
| 2023-08-15 | Mills John T | Sale | 14,900 | 80.66 | 1,201,834 |
| 2023-08-14 | Mills John T | Sale | 8,507 | 80.49 | 684,728 |
| 2023-08-11 | Mills John T | Sale | 282 | 80.60 | 22,729 |
| 2023-08-10 | Salvatori Kurt R. (Chief Administrative Officer) | Sale | 6,097 | 80.24 | 489,223 |
| 2023-08-10 | Wiegand Martha A (General Counsel & Secretary) | Sale | 10,000 | 80.33 | 803,300 |
| 2023-03-03 | Rothka John (Chief Accounting Officer) | Sale | 2,000 | 64.34 | 128,680 |
| 2023-01-31 | Brock James A (Chief Executive Officer) | Option Ex | 147,898 | .00 | 0 |
| 2022-12-01 | Brock James A (Chief Executive Officer) | Sale | 500 | 78.20 | 39,100 |
| 2022-11-30 | Brock James A (Chief Executive Officer) | Sale | 3,314 | 78.08 | 258,757 |
| 2022-11-29 | Brock James A (Chief Executive Officer) | Sale | 12,500 | 75.33 | 941,625 |
| 2022-09-06 | Wiegand Martha A (General Counsel & Secretary) | Sale | 8,500 | 75.00 | 637,500 |
| 2022-09-01 | Wiegand Martha A (General Counsel & Secretary) | Sale | 8,500 | 70.83 | 602,012 |
| 2022-08-18 | Rothka John (Chief Accounting Officer) | Sale | 2,000 | 70.36 | 140,720 |
| 2022-08-17 | Salvatori Kurt R. (Chief Administrative Officer) | Sale | 14,324 | 67.45 | 966,225 |
| 2022-08-17 | Wiegand Martha A (General Counsel & Secretary) | Sale | 7,000 | 67.03 | 469,210 |
| 2022-08-17 | Brock James A (Chief Executive Officer) | Sale | 50,000 | 67.77 | 3,388,650 |
| 2022-05-23 | Platt Joseph P Jr (Director) | Sale | 14,177 | 51.62 | 731,816 |
| 2022-05-19 | Mills John T (Director) | Sale | 2,947 | 50.55 | 148,970 |
| 2022-05-18 | Mills John T (Director) | Sale | 1,230 | 51.30 | 63,099 |
| 2022-05-17 | Mills John T (Director) | Sale | 10,000 | 51.41 | 514,099 |
| 2022-05-10 | Bergeron Sophie (Director) | Sale | 12,200 | 48.25 | 588,650 |
| 2022-04-12 | Salvatori Kurt R. (Chief Administrative Officer) | Sale | 6,995 | 42.04 | 294,069 |
| 2022-02-01 | Thakkar Miteshkumar (Chief Financial Officer) | Option Ex | 139 | .00 | 0 |
| 2022-02-01 | Salvatori Kurt R. (Chief Administrative Officer) | Option Ex | 948 | .00 | 0 |
| 2022-02-01 | Rothka John (Chief Accounting Officer) | Option Ex | 212 | .00 | 0 |
| 2022-02-01 | Wiegand Martha A (General Counsel & Secretary) | Option Ex | 1,516 | .00 | 0 |
| 2022-02-01 | Brock James A (Chief Executive Officer) | Option Ex | 158,690 | .00 | 0 |
| 2021-06-02 | Mills John T (Director) | Sale | 15,702 | 16.58 | 260,339 |
| 2020-02-19 | Mills John T (Director) | Buy | 4,000 | 6.46 | 25,840 |
| 2019-11-12 | Mills John T (Director) | Buy | 4,000 | 12.55 | 50,200 |
| 2019-03-04 | Mccaffrey James J. (SVP - Coal Marketing) | Sale | 1,738 | 38.40 | 66,739 |
| 2018-06-13 | Mills John T (Director) | Sale | 6,000 | 41.75 | 250,500 |
| 2018-02-21 | Roberson Ed (Director) | Buy | 610 | 33.01 | 20,134 |
| 2017-12-08 | Mills John T (Director) | Buy | 4,000 | 24.16 | 96,640 |
Insider trading activities including stock purchases, stock sales, and option exercises of CNR listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Core Natural Resources, Inc. (symbol CNR, CIK number 1710366) see the Securities and Exchange Commission (SEC) website.