Denison Mines Corp. (TSX:DML)(NYSE Amex:DNN) ("Denison" or the "Company") is pleased to announce that it has entered into an agreement with a syndicate of investment dealers co-led by GMP Securities L.P. and Scotia Capital Inc. (the "Underwriters"), which have agreed to sell on behalf of the Company on an underwritten private placement basis 25 million special warrants of the Company (the "Special Warrants") at a price of C$2.45 per Special Warrant for aggregate gross proceeds of C$61,250,000 (the "Non-Flow Through Offering") and 1.4 million flow through special warrants of the Company (the "Flow Through Special Warrants") at a price of C$3.00 per Flow Through Special Warrant for gross proceeds of C$4,200,000 (the "Flow Through Offering"). Collectively, the Non-Flow Through Offering and the Flow Through Offering will raise aggregate gross proceeds of C$65,450,000 (the "Offering").