RIO2 ANNOUNCES CLOSING OF BROKERED PRIVATE PLACEMENT FOR GROSS PROCEEDS OF C$14 MILLION

NOT FOR DISTRIBUTION TO UNITED STATES NEWS WIRE SERVICES OR FOR DISSEMINATION IN THE UNITED STATES For Immediate Release December 17, 2025 Vancouver, BC - Rio2 Limited (“ Rio2 ” or the “ Company ”) (TSX: RIO; OTCQX: RIOFF; BVL: RIO) is pleased to announce the closing of its previously announced brokered private placement (the “ Private Placement ”). A total of 6,306,300 common shares of the Company (the “ Shares ”) were sold to investors resident in Peru and Chile at a price per Share of...