| Schedule of Segment Reporting Information, by Segment |
Reportable segment results for the three months ended June 30, 2026 are: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | For the Three Months Ended June 30, 2026 | | | | | | | | | | | | | Shale | | Coalbed Methane | | Other | | Consolidated | | | | | | | | | | | Natural Gas, NGLs and Oil Revenue | | | $ | 360,562 | | | $ | 28,633 | | | $ | 240 | | | $ | 389,435 | | | | | | | | | | (A) | | Gain on Commodity Derivative Instruments | | | 42,388 | | | 3,037 | | | 130,911 | | | 176,336 | | | | | | | | | | | | Purchased Gas Revenue | | | — | | | — | | | 12,456 | | | 12,456 | | | | | | | | | | | | Other Revenue and Operating Income | | | 15,282 | | | — | | | 24,975 | | | 40,257 | | | | | | | | | | (B) | | Total Revenue and Other Operating Income | | | $ | 418,232 | | | $ | 31,670 | | | $ | 168,582 | | | $ | 618,484 | | | | | | | | | | | | Lease Operating Expense | | | 14,564 | | | 6,290 | | | 408 | | | 21,262 | | | | | | | | | | | | Transportation, Gathering and Compression | | | 86,683 | | | 15,199 | | | 1,341 | | | 103,223 | | | | | | | | | | | | Production, Ad Valorem, and Other Fees | | | 4,952 | | | 1,584 | | | 10 | | | 6,546 | | | | | | | | | | | | Depreciation, Depletion and Amortization | | | 114,559 | | | 14,874 | | | 6,799 | | | 136,232 | | | | | | | | | | | | Interest Expense | | | — | | | — | | | 39,023 | | | 39,023 | | | | | | | | | | | | Other Segment Items | | | — | | | — | | | 75,256 | | | 75,256 | | | | | | | | | | | | Total Costs and Expenses | | | $ | 220,758 | | | $ | 37,947 | | | $ | 122,837 | | | $ | 381,542 | | | | | | | | | | | | Income (Loss) Before Income Tax | | | $ | 197,474 | | | $ | (6,277) | | | $ | 45,745 | | | $ | 236,942 | | | | | | | | | | | (A) Included in Natural Gas, NGLs and Oil Revenue are sales of $57,547 to NRG Business Marketing LLC, which comprises over 10% of revenue from contracts with external customers for the period. | (B) Includes midstream revenue of $15,282 and equity in loss of unconsolidated affiliates of $645 for Shale and Other, respectively. Other also includes sales of environmental attributes of $14,436. |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | For the Three Months Ended June 30, 2026 | | | | | | | | | | | Other Segment Disclosures | | | Shale | | Coalbed Methane | | Other | | Consolidated | | | | | | | | | | | Segment Assets | | | $ | 7,291,994 | | | $ | 885,981 | | | $ | 958,924 | | | $ | 9,136,899 | | | | | | | | | | (C) | | Capital Expenditures | | | $ | 134,119 | | | $ | 6,286 | | | $ | 1,595 | | | $ | 142,000 | | | | | | | | | | | (C) Includes investments in unconsolidated equity affiliates of $5,166. |
Reportable segment results for the three months ended June 30, 2025 are: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | For the Three Months Ended June 30, 2025 | | | | | | | | | | | | | Shale | | Coalbed Methane | | Other | | Consolidated | | | | | | | | | | | Natural Gas, NGLs and Oil Revenue | | | $ | 451,618 | | | $ | 33,180 | | | $ | 231 | | | $ | 485,029 | | | | | | | | | | (D) | | (Loss) Gain on Commodity Derivative Instruments | | | (33,256) | | | (2,133) | | | 456,510 | | | 421,121 | | | | | | | | | | | | Purchased Gas Revenue | | | — | | | — | | | 10,408 | | | 10,408 | | | | | | | | | | | | Other Revenue and Operating Income | | | 17,432 | | | — | | | 28,432 | | | 45,864 | | | | | | | | | | (E) | | Total Revenue and Other Operating Income | | | $ | 435,794 | | | $ | 31,047 | | | $ | 495,581 | | | $ | 962,422 | | | | | | | | | | | | Lease Operating Expense | | | 20,214 | | | 6,016 | | | 26 | | | 26,256 | | | | | | | | | | | | Transportation, Gathering and Compression | | | 80,049 | | | 16,327 | | | 577 | | | 96,953 | | | | | | | | | | | | Production, Ad Valorem, and Other Fees | | | 8,209 | | | 1,452 | | | 7 | | | 9,668 | | | | | | | | | | | | Depreciation, Depletion and Amortization | | | 131,268 | | | 14,806 | | | 6,521 | | | 152,595 | | | | | | | | | | | | Interest Expense | | | — | | | — | | | 44,041 | | | 44,041 | | | | | | | | | | | | Other Segment Items | | | — | | | — | | | 47,268 | | | 47,268 | | | | | | | | | | | | Total Costs and Expenses | | | $ | 239,740 | | | $ | 38,601 | | | $ | 98,440 | | | $ | 376,781 | | | | | | | | | | | | Income (Loss) Before Income Tax | | | $ | 196,054 | | | $ | (7,554) | | | $ | 397,141 | | | $ | 585,641 | | | | | | | | | | | (D) Included in Natural Gas, NGLs and Oil Revenue are sales of $59,948 to Citadel Energy Marketing LLC, $58,792 to NRG Business Marketing LLC, and $56,365 to DTE Energy Trading Inc., each of which comprises over 10% of revenue from contracts with external customers for the period. | (E) Includes midstream revenue of $17,432 and equity in earnings of unconsolidated affiliates of $605 for Shale and Other, respectively. Other also includes sales of environmental attributes of $20,400. |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | For the Three Months Ended June 30, 2025 | | | | | | | | | | | Other Segment Disclosures | | | Shale | | Coalbed Methane | | Other | | Consolidated | | | | | | | | | | | Segment Assets | | | $ | 7,143,060 | | | $ | 923,635 | | | $ | 921,172 | | | $ | 8,987,867 | | | | | | | | | | (F) | | Capital Expenditures | | | $ | 85,556 | | | $ | 26,505 | | | $ | 1,504 | | | $ | 113,565 | | | | | | | | | | | (F) Includes investments in unconsolidated equity affiliates of $19,178. |
Reportable segment results for the six months ended June 30, 2026 are: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | For the Six Months Ended June 30, 2026 | | | | | | | | | | | | | Shale | | Coalbed Methane | | Other | | Consolidated | | | | | | | | | | | Natural Gas, NGLs and Oil Revenue | | | $ | 1,023,462 | | | $ | 87,394 | | | $ | 622 | | | $ | 1,111,478 | | | | | | | | | | (G) | | (Loss) Gain on Commodity Derivative Instruments | | | (165,952) | | | (10,160) | | | 356,429 | | | 180,317 | | | | | | | | | | | | Purchased Gas Revenue | | | — | | | — | | | 25,143 | | | 25,143 | | | | | | | | | | | | Other Revenue and Operating Income | | | 31,651 | | | — | | | 56,549 | | | 88,200 | | | | | | | | | | (H) | | Total Revenue and Other Operating Income | | | $ | 889,161 | | | $ | 77,234 | | | $ | 438,743 | | | $ | 1,405,138 | | | | | | | | | | | | Lease Operating Expense | | | 30,106 | | | 12,316 | | | 610 | | | 43,032 | | | | | | | | | | | | Transportation, Gathering and Compression | | | 173,459 | | | 31,194 | | | 972 | | | 205,625 | | | | | | | | | | | | Production, Ad Valorem, and Other Fees | | | 11,516 | | | 3,796 | | | 23 | | | 15,335 | | | | | | | | | | | | Depreciation, Depletion and Amortization | | | 227,523 | | | 29,290 | | | 14,032 | | | 270,845 | | | | | | | | | | | | Interest Expense | | | — | | | — | | | 79,493 | | | 79,493 | | | | | | | | | | | | Other Segment Items | | | — | | | — | | | 125,461 | | | 125,461 | | | | | | | | | | | | Total Costs and Expenses | | | $ | 442,604 | | | $ | 76,596 | | | $ | 220,591 | | | $ | 739,791 | | | | | | | | | | | | Income Before Income Tax | | | $ | 446,557 | | | $ | 638 | | | $ | 218,152 | | | $ | 665,347 | | | | | | | | | | | (G) Included in Natural Gas, NGLs and Oil Revenue are sales of $213,561 to NRG Business Marketing LLC and $118,454 to DTE Energy Trading, Inc., each of which comprises over 10% of revenue from contracts with external customers for the period. | (H) Includes midstream revenue of $31,651 and equity in loss of unconsolidated affiliates of $1,108 for Shale and Other, respectively. Other also includes sales of environmental attributes of $29,376. |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | For the Six Months Ended June 30, 2026 | | | | | | | | | | | Other Segment Disclosures | | | Shale | | Coalbed Methane | | Other | | Consolidated | | | | | | | | | | | Segment Assets | | | $ | 7,291,994 | | | $ | 885,981 | | | $ | 958,924 | | | $ | 9,136,899 | | | | | | | | | | (I) | | Capital Expenditures | | | $ | 297,539 | | | $ | 11,686 | | | $ | 2,681 | | | $ | 311,906 | | | | | | | | | | | (I) Includes investments in unconsolidated equity affiliates of $5,166. |
Reportable segment results for the six months ended June 30, 2025 are: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | For the Six Months Ended June 30, 2025 | | | | | | | | | | | | | Shale | | Coalbed Methane | | Other | | Consolidated | | | | | | | | | | | Natural Gas, NGLs and Oil Revenue | | | $ | 959,173 | | | $ | 76,458 | | | $ | 492 | | | $ | 1,036,123 | | | | | | | | | | (J) | | (Loss) Gain on Commodity Derivative Instruments | | | (135,956) | | | (9,086) | | | 37,943 | | | (107,099) | | | | | | | | | | | | Purchased Gas Revenue | | | — | | | — | | | 21,959 | | | 21,959 | | | | | | | | | | | | Other Revenue and Operating Income | | | 34,270 | | | — | | | 59,558 | | | 93,828 | | | | | | | | | | (K) | | Total Revenue and Other Operating Income | | | $ | 857,487 | | | $ | 67,372 | | | $ | 119,952 | | | $ | 1,044,811 | | | | | | | | | | | | Lease Operating Expense | | | 37,433 | | | 11,985 | | | 170 | | | 49,588 | | | | | | | | | | | | Transportation, Gathering and Compression | | | 158,099 | | | 33,110 | | | 903 | | | 192,112 | | | | | | | | | | | | Production, Ad Valorem, and Other Fees | | | 13,709 | | | 3,218 | | | 14 | | | 16,941 | | | | | | | | | | | | Depreciation, Depletion and Amortization | | | 237,628 | | | 28,618 | | | 13,411 | | | 279,657 | | | | | | | | | | | | Interest Expense | | | — | | | — | | | 85,652 | | | 85,652 | | | | | | | | | | | | Other Segment Items | | | — | | | — | | | 108,019 | | | 108,019 | | | | | | | | | | | | Total Costs and Expenses | | | $ | 446,869 | | | $ | 76,931 | | | $ | 208,169 | | | $ | 731,969 | | | | | | | | | | | | Income (Loss) Before Income Tax | | | $ | 410,618 | | | $ | (9,559) | | | $ | (88,217) | | | $ | 312,842 | | | | | | | | | | | (J) Included in Natural Gas, NGLs and Oil Revenue are sales of $124,748 to Citadel Energy Marketing LLC, which comprises over 10% of revenue from contracts with external customers for the period. | (K) Includes midstream revenue of $34,270 and equity in earnings of unconsolidated affiliates of $548 for Shale and Other, respectively. Other also includes sales of environmental attributes of $43,285. |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | For the Six Months Ended June 30, 2025 | | | | | | | | | | | Other Segment Disclosures | | | Shale | | Coalbed Methane | | Other | | Consolidated | | | | | | | | | | | Segment Assets | | | $ | 7,143,060 | | | $ | 923,635 | | | $ | 921,172 | | | $ | 8,987,867 | | | | | | | | | | (L) | | Capital Expenditures | | | $ | 213,235 | | | $ | 29,248 | | | $ | 2,547 | | | $ | 245,030 | | | | | | | | | | | (L) Includes investments in unconsolidated equity affiliates of $19,178. |
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