Mr. Louis Castro reports

OROSUR MINING INC ANNOUNCES TOTAL VOTING RIGHTS

During January, 2026, Orosur Mining Inc. issued 1,857,949 new common shares of no par value each for a total consideration of $286,160 (U.S.) following the exercise of 1,471,000 warrants at a price of 25 Canadian cents and 386,949 warrants at a price of 5.58 U.S. cents, respectively, from its block listing announced Jan. 14, 2026.

For the purposes of the disclosure guidance and transparency rules, the company has 394,547,125 common shares in issue. Shareholders may use this figure as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change in their interest in, the share capital of the company under the Financial Conduct Authority's disclosure and transparency rules.