Mr. Jorge Ganoza reports

FORTUNA TO RELEASE THIRD QUARTER 2026 FINANCIAL RESULTS ON NOVEMBER 4, 2026; CONFERENCE CALL AT 12 P.M. EASTERN TIME ON NOVEMBER 5, 2026

Fortuna Mining Corp. will release its financial statements and MD&A (management discussion and analysis) for the third quarter of 2026, on Wednesday, Nov. 4, 2026, after market close.

A conference call to discuss the financial and operational results will be held on Thursday, Nov. 5, 2026, at 10 a.m. Pacific Time/12 p.m. Eastern Time. Hosting the call will be Jorge A. Ganoza, chief executive officer, Kevin O'Reilly, chief financial officer, David Whittle, chief operating officer -- West Africa, and Cesar Velasco, chief operating officer -- Latin America.

Shareholders, analysts, media and interested investors are invited to listen to the live conference call by logging on to the webcast or over the phone by dialling in just prior to the starting time.

Conference call details

Date:  Thursday, Nov. 5, 2026

Time:  10:00 a.m. Pacific Time/12 p.m. Eastern time

Dial-in number (toll-free):  1-888-506-0062

Dial-in number (international):   1-973-528-0011

Access code:  374019

Replay number (toll-free):  1-877-481-4010

Replay number (international):  1-919-882-2331

Replay passcode:  54698

Playback of the earnings call will be available until Nov. 19, 2026. Playback of the webcast will be available until Friday, Nov. 5, 2027. In addition, a transcript of the call will be archived on the company's website.

About Fortuna Mining Corp.

Fortuna Mining is a Canadian precious metals mining company with three operating mines in Argentina, Ivory Coast and Peru, and the feasibility-stage Diamba Sud gold project in Senegal. Fortuna Mining's exploration portfolio spans the company's operating jurisdictions as well as Guinea and Guyana. Sustainability is at the core of Fortuna Mining's operations and stakeholder relationships. Fortuna Mining produces gold and silver while creating long-term shared value through efficient production, environmental stewardship and social responsibility.