PRESS RELEASE Exhibit 99.1 FOR IMMEDIATE RELEASE ALLIANCE RESOURCE PARTNERS, L.P. Reports Solid First Quarter Financial and Operating Results; Declares Quarterly Cash Distribution of 0.70PerUnitandReiterates2024GuidanceHighlights●Increasedcoalsalesvolumesto8.7milliontons,up2.4651.7 million, net income of 158.1million,andEBITDAof235.0 ...