[{"_1":2,"_3":-5,"_4":-5},"loaderData",{"_5":6,"_7":8},"actionData","errors","root",{"_95":96},"routes/item",{"_9":10},"item",{"_11":12,"_13":14,"_15":16,"_17":18,"_19":20,"_21":-5,"_22":23,"_24":25,"_26":27,"_28":29,"_30":29,"_31":32,"_33":34,"_35":36,"_37":38,"_39":40,"_41":42,"_43":44,"_45":-5,"_46":47,"_48":-5,"_49":-5,"_50":51,"_52":53,"_54":55,"_56":57,"_58":57,"_59":60,"_61":40,"_62":63},"id","hlmwi8hqbcv2x5389z6fc2ulv","revision",2,"title","Fortuna Mining Corp. 发布 2026 年 10 月财务报告","originalTitle","6-K - FORTUNA MINING CORP. (0001341335) (Filer)","summary","Fortuna Mining Corp. 提交 6-K 财务报告，披露 2026 年 10 月财务信息。报告包含公司高管签名及附件 99.1 新闻稿。文件提交至美国证券交易委员会（SEC）。","reason","source",{"_11":85,"_86":87,"_88":89,"_90":57,"_91":92,"_93":94},"links",{"_82":83,"_63":84},"publishedAt","2026-10-13T11:49:34.000Z","discoveredAt","2026-10-13T17:17:25.468Z","timelineAt","category","tip","tags",[80,81],"stockSymbols",[79],"score",25,"selected",false,"channel","news","story",{"_71":72,"_15":73},"x","readingMode","full","author","language","body",{"_75":-5,"_63":76,"_77":-5,"_78":40},"outline",[],"relatedStories",[74],"indexable",true,"markdownAvailable","group",{"_64":65,"_43":66,"_67":14,"_68":69,"_70":69},"hasTranslation","bodyLanguage","original","factId","fjAztxAb_Kh8",{"_71":72,"_15":73},"reportCount","additionalSourceCount",0,"developmentCount","publicId","c1c9acaa-c384-4fbf-9314-fa54b8e9138e","Fortuna Mining Corp. 提交 2026 年 10 月财务报告",{"_71":72,"_15":73},"zh","

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT\nTO RULE 13a-16 OR
\n15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of October 2026

Commission File Number 001-35297

Fortuna Mining Corp.

(Translation of registrant’s name into English)

1111 Melville Street, Suite 820, Vancouver,\nBritish Columbia, Canada V6E 3V6

(Address of principal executive office)

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

FORM 20-F ¨\n FORM 40-F  x

SIGNATURES

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

\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n

	Fortuna\n Mining Corp.
Date: October 13, 2026	(Registrant)

	By:	/s/\n \"Jorge Ganoza Durant\"
		Jorge\n Ganoza Durant
		President\n and CEO

Exhibits:

99.1

News Release dated October 13, 2026

","zhKind","complete","FSM","政策与监管","退市","aihot","/items/hlmwi8hqbcv2x5389z6fc2ulv","https://www.sec.gov/Archives/edgar/data/1341335/000110465926115270/0001104659-26-115270-index.htm","rss-sec-xbrl","name","SEC · EDGAR 财务披露","kind","rss","firstParty","iconUrl","/api/img-proxy?u=https%3A%2F%2Fwww.sec.gov%2Fthemes%2Fcustom%2Fuswds_sec%2Fassets%2Fimg%2Ffavicons%2Fapple-touch-icon.png&mode=avatar&exp=1792108800&sig=e4adf00b596060d2","iconSrcSet","/api/img-proxy?u=https%3A%2F%2Fwww.sec.gov%2Fthemes%2Fcustom%2Fuswds_sec%2Fassets%2Fimg%2Ffavicons%2Fapple-touch-icon.png&mode=avatar-48&exp=1792108800&sig=208b33ec2756b0ea 48w, /api/img-proxy?u=https%3A%2F%2Fwww.sec.gov%2Fthemes%2Fcustom%2Fuswds_sec%2Fassets%2Fimg%2Ffavicons%2Fapple-touch-icon.png&mode=avatar-96&exp=1792108800&sig=786fcd6a5ff8379c 96w","changelogVersion","2026-10-01T08:00"]