Mr. Tom Halton reports

SHERRITT PROVIDES NOTICE OF FOURTH QUARTER AND FULL YEAR 2025 RESULTS CONFERENCE CALL

Sherritt International Corp. will release its fourth quarter and full year 2025 results after market close on Feb. 10, 2026. Senior management will host a conference call and webcast on Feb. 11, 2026, at 10 a.m. ET to review Sherritt's fourth quarter and full year 2025 financial and operational performance.

Dial-in and webcast details:

North America dial-in number:  1-800-717-1738

International dial-in number:  1-289-514-5100

Participant pass code:  99379

Webcast and slide presentation:  Sherritt website

A recording of the webcast will be available on Sherritt's website following the conference call.

About Sherritt International Corp.

Sherritt is a world leader in using hydrometallurgical processes to mine and refine nickel and cobalt -- metals deemed critical for the energy transition. Leveraging its technical expertise and decades of experience in critical minerals processing, Sherritt is committed to expanding domestic refining capacity and reducing reliance on foreign sources. The corporation operates a strategically important refinery in Alberta, Canada, recognized as the only significant cobalt refinery and one of just three nickel refineries in North America. Sherritt's Moa joint venture produces cost-competitive critical minerals while maintaining high sustainability standards and has an estimated mine life of approximately 25 years.

The corporation's Power division, through its ownership in Energas, is the largest independent energy producer in Cuba with installed electrical generating capacity of 506 megawatts, representing approximately 10 per cent of the national electrical generating capacity in Cuba. Energas processes domestically sourced raw natural gas to generate electricity for sale to the Cuban national electrical grid. The Energas facilities are comprising two combined cycle plants that produce low-cost electricity from one of the lowest-carbon-emitting sources of power in Cuba. Sherritt's common shares are listed on the Toronto Stock Exchange under the symbol S.