Fourth quarter 2025 conference call and webcast

Sherritt International Corporation (“Sherritt” or the “Corporation”) (TSX:S) will release its fourth quarter and full year 2025 results after market close on February 10, 2026. Senior management will host a conference call and webcast on February 11, 2026 at 10:00 am 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 passcode: 99379

Webcast and slide presentation www.sherritt.com

February 11, 2026