Doubleview Gold Corp. Reports Updated Mineral Resource Estimate as of February 25, 2026 Including a Copper Equivalent Mineral Resource: 609 (Mt) of Measured and Indicated Resources at 0.43% CuEq containing CuEq 5.82 Billion lbs. 503 (Mt) of Inferred Resources at 0.41% CuEq containing CuEq 4.57 Billion lbs

Resource estimate highlights:Measured Mineral Resources of 272 million tonnes (Mt), Indicated Mineral Resources of 337 Mt, and Inferred Mineral Resources of 503 Mt at a 0.2% copper equivalent (CuEq) cut-off grade, or272 Mt of Measured Mineral Resources, expressed in contained metal, total 2.61 billion pounds (Blb) of copper equivalent (CuEq) at 0.44% CuEq, including 1.11 Blb of copper, 35.6 million pounds (Mlb) of cobalt, 1.41 million ounces (Moz) of gold, and 2.17 Moz of silver. (Table 1)337 Mt