Highlights: Produced and sold 8,527 ounces gold at an average price of US$4,872/oz for US$42M in gross project revenues  Achieved commercial production at Bayan Khundii, operating at 94% of target throughput and recovering 96% of gold in Q1 2026 Advanced preliminary economic assessment for Zuun Mod molybdenum-copper porphyry project expected in Q3 2026 Commenced maiden drill program at Tereg Uul near Oyu Tolgoi HALIFAX, Nova Scotia, May 06, 2026 (GLOBE NEWSWIRE) -- Erdene Resource Development Corp. (TSX:ERD; MSE:ERDN; OTCQX: ERDCF) ("Erdene" or the "Company") is pleased to announce operating and financial results for the three months ended March 31, 2026, 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 Q1 2026 Financial Statements, MD&A, and Annual Information Form, available on the Company's website and SEDAR+.