| Insider Trading |
Relationship |
Date |
Transaction |
Cost |
#Shares |
Value ($) |
#Shares Total |
SEC Form 4 |
| Yorktown Energy Partners XI, L | 10% Owner | Mar 25 '26 | Sale | 11.24 | 3,874 | 43,534 | 1,245,593 | Mar 26 09:29 PM | | Yorktown Energy Partners XI, L | 10% Owner | Mar 24 '26 | Sale | 11.58 | 3,060 | 35,421 | 1,249,467 | Mar 26 09:29 PM | | Yorktown Energy Partners XI, L | 10% Owner | Mar 26 '26 | Sale | 10.78 | 2,396 | 25,837 | 1,243,197 | Mar 26 09:29 PM | | Yorktown IX Associates LLC | 10% Owner | Mar 25 '26 | Sale | 11.24 | 3,823 | 42,961 | 1,229,006 | Mar 26 09:29 PM | | Yorktown IX Associates LLC | 10% Owner | Mar 24 '26 | Sale | 11.58 | 3,020 | 34,958 | 1,232,829 | Mar 26 09:29 PM | | Yorktown IX Associates LLC | 10% Owner | Mar 26 '26 | Sale | 10.78 | 2,364 | 25,492 | 1,226,642 | Mar 26 09:29 PM | | Yorktown Energy Partners IX, L | 10% Owner | Mar 25 '26 | Sale | 11.24 | 3,823 | 42,961 | 1,229,006 | Mar 26 09:29 PM | | Yorktown Energy Partners IX, L | 10% Owner | Mar 24 '26 | Sale | 11.58 | 3,020 | 34,958 | 1,232,829 | Mar 26 09:29 PM | | Yorktown Energy Partners IX, L | 10% Owner | Mar 26 '26 | Sale | 10.78 | 2,364 | 25,492 | 1,226,642 | Mar 26 09:29 PM | | Yorktown XI Associates LLC | 10% Owner | Mar 25 '26 | Sale | 11.24 | 3,874 | 43,534 | 1,245,593 | Mar 26 09:29 PM | | Yorktown XI Associates LLC | 10% Owner | Mar 24 '26 | Sale | 11.58 | 3,060 | 35,421 | 1,249,467 | Mar 26 09:29 PM | | Yorktown XI Associates LLC | 10% Owner | Mar 26 '26 | Sale | 10.78 | 2,396 | 25,837 | 1,243,197 | Mar 26 09:29 PM | | Lawrence Bryan H. | Director | Mar 25 '26 | Sale | 13.92 | 210,258 | 2,927,375 | 823,292 | Mar 26 09:29 PM | | Lawrence Bryan H. | Director | Mar 26 '26 | Sale | 13.58 | 206,343 | 2,802,818 | 821,709 | Mar 26 09:29 PM | | Lawrence Bryan H. | Director | Mar 24 '26 | Sale | 11.58 | 8,103 | 93,797 | 825,853 | Mar 26 09:29 PM | | Lawrence Bryan H. | Director | Mar 24 '26 | Sale | 14.00 | 200,000 | 2,800,080 | 2,124,270 | Mar 24 09:18 PM | | Lawrence Bryan H. | Director | Mar 23 '26 | Sale | 13.53 | 200,000 | 2,706,540 | 2,177,598 | Mar 24 09:18 PM | | Lawrence Bryan H. | Director | Mar 20 '26 | Sale | 13.48 | 200,000 | 2,696,220 | 2,230,926 | Mar 24 09:18 PM | | Yorktown Energy Partners XI, L | 10% Owner | Mar 24 '26 | Proposed Sale | 11.49 | 75,539 | 867,943 | | Mar 24 04:44 PM | | Yorktown Energy Partners X, L. | 10% Owner | Mar 24 '26 | Proposed Sale | 11.49 | 49,928 | 573,673 | | Mar 24 04:44 PM | | Yorktown Energy Partners IX, L | 10% Owner | Mar 24 '26 | Proposed Sale | 11.49 | 74,533 | 856,384 | | Mar 24 04:42 PM | | Lawrence Bryan H. | Director | Mar 19 '26 | Sale | 14.41 | 400,000 | 5,762,360 | 2,284,254 | Mar 19 09:20 PM | | Lawrence Bryan H. | Director | Mar 17 '26 | Sale | 14.22 | 200,000 | 2,843,440 | 2,444,239 | Mar 19 09:20 PM | | Lawrence Bryan H. | Director | Mar 18 '26 | Sale | 13.77 | 200,000 | 2,753,300 | 2,390,911 | Mar 19 09:20 PM | | Lawrence Bryan H. | Director | Mar 05 '26 | Sale | 15.18 | 20,115 | 305,328 | 2,497,567 | Mar 09 09:15 PM | | Yorktown Energy Partners XI, L | 10% Owner | Mar 05 '26 | Proposed Sale | 15.84 | 806,829 | 12,780,171 | | Mar 05 04:55 PM | | Yorktown Energy Partners X, L. | 10% Owner | Mar 05 '26 | Proposed Sale | 15.84 | 533,284 | 8,447,219 | | Mar 05 04:55 PM | | Yorktown Energy Partners IX, L | 10% Owner | Mar 05 '26 | Proposed Sale | 15.84 | 659,887 | 10,452,610 | | Mar 05 04:54 PM | | Atkins Randall Whittaker | CHIEF EXECUTIVE OFFICER | Feb 26 '26 | Option Exercise | 4.45 | 538,454 | 2,396,122 | 1,255,422 | Mar 02 04:05 PM | | Atkins Randall Whittaker | CHIEF EXECUTIVE OFFICER | Jan 30 '26 | Option Exercise | 0.00 | 521,821 | 0 | 866,588 | Feb 02 04:10 PM | | Kreutzer James Scott | EVP Western Operations | Jan 30 '26 | Option Exercise | 0.00 | 83,463 | 0 | 65,184 | Feb 02 04:10 PM | | Fannin Jason Todd | CHIEF COMMERCIAL OFFICER | Jan 30 '26 | Option Exercise | 0.00 | 219,508 | 0 | 295,437 | Feb 02 04:10 PM | | Horn Paul Bryan Jr. | EVP Mine Operations | Jan 30 '26 | Option Exercise | 0.00 | 96,564 | 0 | 90,307 | Feb 02 04:10 PM | | Marcum John Cecil | EVP for Production | Jan 30 '26 | Option Exercise | 0.00 | 183,157 | 0 | 248,891 | Feb 02 04:10 PM | | Jones Estill Forrest Jr. | General Counsel | Jan 30 '26 | Option Exercise | 0.00 | 3,176 | 0 | 60,345 | Feb 02 04:10 PM | | Sussman Jeremy R. | CHIEF FINANCIAL OFFICER | Jan 30 '26 | Option Exercise | 0.00 | 222,308 | 0 | 488,091 | Feb 02 04:10 PM | | Blanchard Christopher L | EVP Mine Planning & Developmen | Jan 30 '26 | Option Exercise | 0.00 | 220,884 | 0 | 547,282 | Feb 02 04:10 PM | | Jenkins Evan H | Director and Secretary | Jan 30 '26 | Option Exercise | 0.00 | 4,508 | 0 | 24,715 | Feb 02 04:10 PM | | LAWRENCE BRYAN H | Director | Aug 08 '25 | Sale | 18.75 | 1,600,000 | 30,000,000 | 2,502,930 | Aug 11 09:10 PM | | LEIDEL PETER A | Director | Aug 08 '25 | Sale | 18.75 | 1,600,000 | 30,000,000 | 2,502,930 | Aug 11 09:07 PM |
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