04:25 PM EDT, 08/12/2025 (MT Newswires) -- Denison Mines ( DNN ) was at last look down near 10% in New York after-hours trade after it said it will raise US$250 million in an offering of convertible senior unsecured notes due 2031.

In addition, the company expects to grant the initial purchasers of the notes a 13-day option, beginning on, and including the date on which the notes are first issued, to purchase up to an additional US$37.5 million of the notes.

Interest and conversion rates will be set depended on market conditions when the notes are priced.

The company said it intends to use the proceeds from the offering for expenditures to support the evaluation and development of its uranium development projects, including the Wheeler River Uranium Project and general corporate purposes. Additionally, it intends to pay the purchase price for capped call transactions with a portion of the net proceeds from the offering or from existing cash on hand.

Denison shares were last seen down US$0.21 to US$1.95 after hours. They closed up $0.03 to $2.16 on the Toronto Stock Exchange.