Mr. Jorge Ganoza reports

FORTUNA COMPLETES SALE OF NON-CORE SAN JOSE MINE, MEXICO

Fortuna Mining Corp. has successfully completed the sale of its 100-per-cent interest in Compania Minera Cuzcatlan SA de CV to JRC Ingenieria y Construccion SAC (JRC), a private Peruvian company. Cuzcatlan is the owner of a 100-per-cent interest in the San Jose mine in the state of Oaxaca, Mexico. The transaction closed simultaneously with the execution of a definitive share purchase agreement.

Details of the transaction

Under the terms of the share purchase agreement, JRC acquired all of the issued and outstanding shares of Cuzcatlan held by Fortuna's subsidiaries in consideration for:

• The payment of $6.5-million (U.S.);
• The payment of approximately $1.2-million (U.S.) for prepaid working capital items and tax receivables by April 30, 2025;
• The right to receive up to approximately $8.3-million (U.S.) upon the completion of certain conditions.

In addition, Fortuna retains a 1-per-cent net smelter return royalty on production from the San Jose mine concessions payable after the first 6.1 million ounces of silver and the first 44,000 ounces of gold, or 119,000 gold equivalent ounces, have been mined or extracted from the property.

Infor Financial Inc. acted as financial adviser to Fortuna.

About Fortuna Mining Corp.

Fortuna Mining is a Canadian precious metals mining company with four operating mines and exploration activities in Argentina, Burkina Faso, Ivory Coast, Mexico and Peru, as well as the Diamba Sud gold project located in Senegal. Sustainability is integral to all of the company's operations and relationships. Fortuna Mining produces gold and silver, and generates shared value over the long-term for its stakeholders through efficient production, environmental protection and social responsibility.

We seek Safe Harbor.