6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANTTO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of October 2024

Commission File Number 001-35297

Fortuna Mining Corp.

(Translation of registrant’s name into English)

200 Burrard Street, Suite 650, Vancouver, British Columbia, Canada V6C 3L6

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

FORM 20-F  ¨    FORM 40-F  þ

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):  ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):  ¨

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Exhibits:

Exhibit 99.1

NEWS RELEASE

Fortuna responds to recent media reports concerningBurkina Faso

Vancouver, October 7, 2024: Fortuna Mining Corp. (NYSE: FSM | TSX: FVI) today shared an update on its operations at the Yaramoko Mine in Burkina Faso.

On October 5, 2024, Burkina Faso’s President Ibrahim Traoré made public comments regarding mining companies operating in the country and the possible withdrawal of existing mining permits. Fortuna has sought clarification from the country’s Ministry of Mines on this point and has received confirmation that the government has no plans to withdraw existing mining permits which are in compliance with Burkina Faso’s laws. The Yaramoko Mine is in compliance with all material laws and operations continue to be conducted normally.

The Yaramoko Mine has been in operation since 2016 and reached the one-million-ounce gold pour milestone on May 19, 2024 (refer to Fortuna news release dated May 22, 2024, “Fortuna’s Yaramoko Mine reaches one-million-ounce gold pour milestone”). Yaramoko is expected to contribute approximately 25 percent of Fortuna’s gold equivalent ounces in 2024 (refer to Fortuna news release dated January 18, 2024, “Fortuna reports record 2023 production of 452 koz Au Eq and 2024 annual guidance of 457 to 497 koz Au Eq”).

About Fortuna Mining Corp.

Fortuna Mining Corp. is a Canadian precious metals mining company with five operating mines in Argentina, Burkina Faso, Côte d'Ivoire, Mexico, and Peru, as well as the preliminary economic assessment stage Diamba Sud Gold Project located in Senegal. Sustainability is integral to all our operations and relationships. We produce gold and silver and generate shared value over the long-term for our stakeholders through efficient production, environmental protection, and social responsibility. For more information, please visit our website.

ON BEHALF OF THE BOARD

Jorge A. Ganoza

President, CEO, and Director

Fortuna Mining Corp.

Investor Relations:

Carlos Baca | info@fmcmail.com

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Forward-looking Statements

This news release contains forward-lookingstatements which constitute “forward-looking information” within the meaning of applicable Canadian securities legislationand “forward-looking statements” within the meaning of the “safe harbor” provisions of the Private SecuritiesLitigation Reform Act of 1995 (collectively, “Forward-looking Statements”). All statements included herein, other than statementsof historical fact, are Forward-looking Statements and are subject to a variety of known and unknown risks and uncertainties which couldcause actual events or results to differ materially from those reflected in the Forward-looking Statements. The Forward-looking Statementsin this news release may include, without limitation, statements about the validity of the Company’s Yaramoko mining permit andits production guidance at the Yaramoko Mine for 2024. Often, but not always, these Forward-looking Statements can be identified by theuse of words such as “expected”, “estimated”, “potential”, “open”, “future”, “assumed”, “projected”, “used”, “detailed”, “has been”, “gain”, “planned”, “reflecting”, “will”, “anticipated”, “estimated” “containing”, “remaining”, “to be”, or statements that events, “could” or “should” occur or be achievedand similar expressions, including negative variations.

Forward-looking Statements involve known andunknown risks, uncertainties and other factors which may cause the actual results, performance or achievements of the Company to be materiallydifferent from any results, performance or achievements expressed or implied by the Forward-looking Statements. Such uncertainties andfactors include, among others, operational risks associated with mining and mineral processing; uncertainty relating to Mineral Resourceand Mineral Reserve estimates; uncertainty relating to capital and operating costs, production schedules and economic returns; uncertaintyrelating to nature and climate conditions; risks associated with political instability and changes to the regulations governing the Company’sbusiness operations; changes in national and local government legislation, taxation, controls, regulations and political or economic developmentsin countries in which the Company does or may carry on business; risks associated with war, hostilities or other conflicts, such as theUkrainian – Russian conflict and the Israel – Hamas war, and the impacts such conflicts may have on global economic activity;risks relating to the termination of the Company’s mining concessions in certain circumstances; developing and maintaining relationshipswith local communities and stakeholders; risks associated with losing control of public perception as a result of social media and otherweb-based applications; potential opposition to the Company’s exploration, development and operational activities; risks relatedto the Company’s ability to obtain adequate financing for planned exploration and development activities; property title matters;risks relating to the integration of businesses and assets acquired by the Company; impairments; risks associated with climate changelegislation; reliance on key personnel; adequacy of insurance coverage; operational safety and security risks; legal proceedings and potentiallegal proceedings; uncertainties relating to general economic conditions; risks relating to a global pandemic, which could impact theCompany’s business, operations, financial condition and share price; competition; fluctuations in metal prices; risks associatedwith entering into commodity forward and option contracts for base metals production; fluctuations in currency exchange rates and interestrates; tax audits and reassessments; risks related to hedging; uncertainty relating to concentrate treatment charges and transportationcosts; sufficiency of monies allotted by the Company for land reclamation; risks associated with dependence upon information technologysystems, which are subject to disruption, damage, failure and risks with implementation and integration; risks associated with climatechange legislation; labour relations issues; as well as those factors discussed under “Risk Factors” in the Company’sAnnual Information Form. Although the Company has attempted to identify important factors that could cause actual actions, events or resultsto differ materially from those described in Forward-looking Statements, there may be other factors that cause actions, events or resultsto differ from those anticipated, estimated or intended.

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Forward-looking Statements contained hereinare based on the assumptions, beliefs, expectations and opinions of management, including but not limited to the accuracy of the Company’scurrent Mineral Resource and Mineral Reserve estimates; that the Company’s activities will be conducted in accordance with the Company’spublic statements and stated goals; that there will be no material adverse change affecting the Company, its properties or its productionestimates (which assume accuracy of projected head grade, mining rates, recovery timing, and recovery rate estimates and may be impactedby unscheduled maintenance, labor and contractor availability and other operating or technical difficulties); the duration and effectof global and local inflation; geo-political uncertainties on the Company’s production, workforce, business, operations and financialcondition; the expected trends in mineral prices, inflation and currency exchange rates that all required approvals and permits will beobtained for the Company’s business and operations on acceptable terms; that there will be no significant disruptions affectingthe Company’s operations and such other assumptions as set out herein. Forward-looking Statements are made as of the date hereofand the Company disclaims any obligation to update any Forward-looking Statements, whether as a result of new information, future eventsor results or otherwise, except as required by law. There can be no assurance that these Forward-looking Statements will prove to be accurate,as actual results and future events could differ materially from those anticipated in such statements. Accordingly, investors should notplace undue reliance on Forward-looking Statements.

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