Exhibit 99.1 Antero Resources Announces First Quarter 2026 Financial and Operating Results Denver, Colorado, April 29, 2026—Antero Resources Corporation (NYSE: AR) ("Antero Resources," "Antero," or the "Company") today announced its first quarter 2026 financial and operating results. The relevant consolidated financial statements are included in Antero Resources' Quarterly Report on Form 10-Q for the quarter ended March 31, 2026. Michael Kennedy, CEO and President of Antero Resources commented, "During the ...