Mr. Stuart McDonald reports

TASEKO ANNOUNCES CLOSING OF BOUGHT DEAL FINANCING FOR GROSS PROCEEDS OF US$170 MILLION

Taseko Mines Ltd. has closed its previously announced bought deal offering. A total of 42 million common shares of the company (including 4.9 million common shares issued upon the underwriters' partial exercise of the overallotment option) were sold at the price of $4.05 (U.S.) per common share for gross proceeds of $170.1-million (U.S.). The offering was completed pursuant to an underwriting agreement dated Oct. 17, 2025, among the company and BMO Capital Markets and Canaccord Genuity Corp., as co-lead managers, and National Bank Financial Inc., each as joint bookrunners, and TD Securities Inc.

The proceeds of the offering are anticipated to be used to repay outstanding indebtedness under the company's revolving credit facility and for general corporate and working capital purposes.

The offering was completed by way of a prospectus supplement dated Oct. 17, 2025, to the company's existing Canadian short-form base shelf prospectus and related U.S. registration statement on Form F-10 (U.S. Securities and Exchange Commission (SEC) file No. 333-288490). The U.S. form of the base shelf prospectus is included in the registration statement. The prospectus supplement has been filed with the securities commissions in each of the provinces and territories of Canada, except Quebec and Nunavut, and with the SEC. The Canadian form of the prospectus supplement is available on the SEDAR+ website maintained by the Canadian Securities Administrators. The U.S. form of the prospectus supplement (together with the related U.S. form of the base shelf prospectus) is available on EDGAR.

We seek Safe Harbor.