 TORONTO, Aug. 3, 2021 PRNewswire - Denison Mines Corp. Denison or the Company TSX: DML NYSE American: DNN is pleased to announce the completion of its acquisition of 50 ownership of JCU Canada Exploration Company, Limited JCU, from UEX Corporation UEX, for cash consideration of 20.5 million. Denisons acquisition of a 50 interest in JCU occurred immediately following UEXs acquisition of all the outstanding shares of JCU from Overseas Uranium Resources Development Co., Ltd. 