Mr. Don Turvey reports

CORNISH METALS ANNOUNCES EXERCISE OF STOCK OPTIONS AND ISSUE OF EQUITY & PDMR DEALINGS

Cornish Metals Inc. non-executive chairman Patrick F. N. Anderson has exercised 750,000 options over common shares in the company at an exercise price of 10 cents per common share for an aggregate consideration of $75,000 (equivalent to 40,079 British pounds).

Following this purchase, Mr. Anderson has a beneficial interest in 1,425,271 common shares, representing 0.11 per cent of the issued share capital in the company.

The new common shares will rank pari passu with the existing shares and application has been made for the 750,000 new common shares to be admitted to trading on the AIM (Alternative Investment Market). It is expected that admission will become effective and dealings in the new common shares will commence at 8 a.m. on or around Oct. 20, 2025. The new common shares will also trade on the TSX Venture Exchange.

Following admission, Cornish Metals' issued and outstanding share capital will consist of 1,254,501,619 common shares. The company does not hold any common shares in treasury. 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 to their interest in the company.

Following the issue of the new shares, the company's outstanding stock options and performance share units are as set out in the table below.

The notification below, made in accordance with the requirements of the United Kingdom Market Abuse Regulation, provides further detail.

About Cornish Metals Inc.

Cornish Metals is a mineral exploration and development company that is advancing the South Crofty tin project toward production. South Crofty:

• Is a historical, high-grade, underground tin mine located in Cornwall, United Kingdom, and benefits from existing mine infrastructure, including multiple shafts that can be used for future operations;
• Is permitted to commence underground mining (valid to 2071) and construct a new processing facility and for all necessary site infrastructure;
• Would be the only primary producer of tin in Europe or North America; tin is a critical mineral as defined by the U.K., American and Canadian governments as it is used in almost all electronic devices and electrical infrastructure; approximately two-thirds of the tin mined today comes from China, Myanmar and Indonesia;
• Benefits from strong local community, regional and national government support, with a growing team of skilled people, local to Cornwall, and could generate over 320 direct jobs.

We seek Safe Harbor.