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FORTUNA MINING CORP.

For the period ended Dec 31, 2025. Filed Mar 26, 2026.

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About this filing

The yearly report of certain Canadian companies, filed under a joint US and Canadian system. It is the main yearly account these companies give US investors, largely as filed in Canada.

FY2025 · Filed Mar 26, 2026

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FSM$9.62+1.5%Stored close · as of Nov 6, 2026
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Contents

EX-99.1 · 2025 Developments

2025 Developments

2025 was a transitional year for Fortuna as the Company streamlined its portfolio by divesting of non-core assets, and positioned the Company for its next phase of growth at the Diamba Sud Project and the Séguéla Mine.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.