TORONTO, Aug. 13, 2025 /PRNewswire/ - Denison Mines Corp. (TSX: DML)(NYSE AMERICAN: DNN) ("Denison" or the "Company") announces that, on August 12, 2025, it upsized and priced its previously announced offering of convertible senior unsecured notes due 2031 (the "Notes") for an aggregate principal amount of US$300 million (the "Offering"). The Company has granted the initial purchasers of the Notes an option for a period of 13 days, beginning on, and including the date on which the Notes are first issued, to ...