YES☒NO☐ Indicate by check mark whether the Registrant has submitted electronically every Interactive Data File required to be submittedpursuant to Rule405 of Regulation S-T (§ 232.405 of this chapter) during the preceding 12months (or for such shorter period that the YES☒NO☐ Indicate by check mark whether the Registrant is an emerging growth company as defined in Rule12b-2 of the Exchange Act. Emerging growth company☒ If an emerging growth company that prepares its financial statements in accordance with U.S. GAAP, indicate by check mark if theRegistrant has elected not to use the extended transition period for complying with any new or revised financial accounting standardsprovided pursuant to Section13(a)of the Exchange Act.☐ † The term “new or revised financial accounting standard” refers to any update issued by the Financial Accounting Standards Board to Indicate by check mark whether the Registrant has filed a report on and attestation to its management’s assessment of the effectivenessof its internal control over financial reporting under Section404(b)of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered If securities are registered pursuant to Section12(b)of the Act, indicate by check mark whether the financial statements of theRegistrant included in the filing reflect the correction of an error to previously issued financial statements.☐ Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-basedcompensation received by any of the Registrant’s executive officers during the relevant recovery period pursuant to §240.10D-1(b).☐ Titan Mining Corporation EXPLANATORY NOTE Titan Mining Corporation (the “Registrant”) is a Canadian corporation eligible to file its Annual Report pursuant to Section13(a)ofthe Securities Exchange Act of 1934, as amended (the “Exchange Act”), on Form40-F. The Registrant is a “foreign private issuer” asdefined in Rule3b-4 under the Exchange Act. Equity securities of the Registrant are accordingly exempt from Sections 14(a), 14(b),14(c), and 14(f)of the Exchange Act pursuant to Rule3a12-3 thereunder. Furthermore, as a Canadian issuer, insiders of the Registrant CAUTIONARY STATEMENT REGARDING FORWARD-LOOKING STATEMENTS Certain statements in this Annual Report on Form40-F are forward-looking statements within the meaning of Section21E of theExchange Act and Section27A of the Securities Act of 1933, as amended (the “Securities Act”). Additionally, the safe harbor providedin Section21E of the Exchange Act and Section27A of the Securities Act applies to any forward-looking information providedpursuant to “Off-Balance Sheet Arrangements” and “Disclosure of Contractual Obligations” in this Annual Report on Form40-F.Please see “Cautionary note regarding forward-looking information” beginning on page26 of the Management’s Discussion and MINERAL RESOURCE AND MINERAL RESERVE ESTIMATES Unless otherwise indicated, all mineral resource and mineral reserve estimates included in the documents incorporated by referenceinto this Annual Report on Form40-F have been prepared in accordance with Canadian National Instrument 43-101 (“NI 43-101”) andthe Canadian Institute of Mining and Metallurgy Classification System. NI 43-101 is a rule developed by the Canadian securitiesadministrators, which establishes standards for all public disclosure an issuer makes of scientific and technical information concerning DIFFERENCES IN UNITED STATES AND CANADIAN REPORTING PRACTICES The Registrant is permitted, under the multijurisdictional disclosure system adopted by the United States, to prepare this AnnualReport on Form40-F in accordance with Canadian disclosure requirements, which are different from those of the United States. The Registrant prepares its consolidated financial statements, which are filed with this Annual Report on Form40-F, in accordancewith International Financial Reporting Standards as issued by the International Accounting Standards Board. Such financial statements Unless otherwise indicated, all dollar amounts in this Annual Report on Form40-F are in United States dollars. The exchange rate ofCanadian dollars into United States dollars, on December31, 2025, based upon historical rates published by the U.S. Federal Reserve, Purchasing, holding, or disposing of securities of the Registrant may have tax consequences under the laws of the United States andCanada that are not described in this Annual Report on Form40-F. PRINCIPAL DOCUMENTS Annual Information Form The Registrant’s Annual Information Formfor the fiscalyear ended December 31, 2025 is filed as Exhibit99.1 and incorporated byreference in this Annual Report on Form40-F. Audited Annual Financial Statements The audited consolidated financial statements of the Registrant for the fiscalyear ended December 31, 2025, including the report ofErnst & Young LLP,the Registrant’s Independent Registered Public Accounting Firm, are filed as Exh