Mr. Andrew Pollard reports

BLACKROCK SILVER ANNOUNCES GRANT OF DEFERRED SHARE UNITS

Blackrock Silver Corp. has granted an aggregate of 56,736 deferred share units (DSUs) to certain recently appointed directors of the company pursuant to the company's omnibus equity incentive compensation plan.

Each DSU entitles the recipient to receive one common share of the company upon settlement of the DSU. The DSUs awarded will fully vest on the first anniversary of the date of grant date, being April 2, 2027, and will settle on the DSU holder's termination of service with the company.

For further information regarding the Plan, readers are encouraged to review the management information circular prepared for the company's annual general meeting of shareholders held on Nov. 21, 2025, which includes a summary of the material terms of the plan. The circular is available under the company's profile on SEDAR+ and by visiting the company's website.

About Blackrock Silver Corp.

Blackrock Silver is an American-focused emerging primary silver developer systematically advancing the high-grade Tonopah West project, situated in the historic Queen of the Silver Camps in a jurisdiction consistently ranked as one of the top mining regions globally. The company is backstopped by a veteran board and technical team with a proven record of discovering, financing and building major precious metal mines in Nevada and globally. Blackrock is committed to establishing a secure, high-margin, domestic supply of silver and gold.