Erdene Announces 2025 Results - Provides Bayan Khundii Gold Mine and Exploration Update

HALIFAX, Nova Scotia, March 24, 2026 (GLOBE NEWSWIRE) -- Highlights: Completed construction at the high-grade Bayan Khundii Gold Mine in Q3 2025 Produced first gold in September 2025 and sold 7,434 ounces gold at average price of US$4,187, for US$31M in gross project revenues including silver by-product in 2025 Announced updated independent mineral resource estimate for Zuun Mod molybdenum-copper porphyry project and initiation of preliminary economic assessment Entered option agreement to acquire up to 80% of the Tereg Uul Copper-Gold Project Conducted exploration programs at Bayan Khundii (Dark Horse), Zuun Mod molybdenum, Khuvyn Khar copper and Tereg Uul Erdene Resource Development Corp. (TSX:ERD; MSE:ERDN; OTCQX: ERDCF) ("Erdene" or the "Company") is pleased to announce operating and financial results for the year ended December 31, 2025, and to provide an update on the Bayan Khundii Gold Mine (“BK”), operated by Erdene Mongol LLC (“EM”), the Company's joint venture with Mongolian Mining Corporation (“MMC”). This release should be read in conjunction with the Company's 2025 Financial Statements, MD&A, and Annual Information Form, available on the Company's website and SEDAR+.