Alliance Resource Partners — Jul 27, 2026 release

​ Reports Second Quarter Financial and Operating Results; Declares Quarterly Cash Distribution of $0.60 Per Unit; and Updates 2026 Guidance ​ 2026 Quarter Highlights ​ ● Total revenue of $551.6 million, net income of $79.6 million, and Adjusted EBITDA of $185.7 million, up year-over-year 0.7%, 33.9% and 14.7%, respectively ● Record oil & gas royalty revenues of $46.3 million, up 30.5% year-over-year ● Secured 21.2 million additional committed and priced sales tons over the 2026 – 2031 time period ● Distributable Cash Flow of $108.2 million and Distribution Coverage Ratio of 1.39x both improved by 39.0% sequentially ● Declares quarterly cash distribution of $0.60 per unit, or $2.40 per unit annualized ● On July 1, 2026, completed our $206.2 million acquisition of oil & gas mineral interests, adding 48,500 net royalty acres to the Oil & Gas Royalties segment ​ TULSA, OKLAHOMA, July 27, 2026 — Alliance Resource Partners, L.P. (NASDAQ: ARLP) (“we,” “us,” “our,” “ARLP” or the “Partnership”) today reported financial and operating results for the three and six months ended June 30, 2026 (the “2026 Quarter” and “2026 Period,” respectively). This release includes comparisons of results to the three and six months ended June 30, 2025 (the “2025 Quarter” and “2025 Period,” respectively) and to the quarter ended March 31, 2026 (the “Sequential Quarter”). All references in the text of this release to “net income” refer to “net income attributable to ARLP.” For a definition of Distributable Cash Flow, Distribution Coverage Ratio, EBITDA, Adjusted EBITDA and Segment Adjusted EBITDA Expense and related reconciliations to comparable GAAP financial measures, please see the end of this release. For the 2026 Quarter, net income increased 33.9% to $79.6 million, or $0.61 per basic and diluted limited partner unit, compared to $59.4 million, or $0.46 per basic and diluted limited partner unit for t