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of Contents](#TOC)\n\n​\n\n​\n\n**UNITED STATES**\n\n**SECURITIES AND EXCHANGE COMMISSION**\n\n**Washington, DC 20549**\n\n**FORM ****10-Q**\n\n**☒**\n\n**QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934**\n\nFor the quarterly period ended March 31, 2026\n\n**OR**\n\n**☐**\n\n**TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934**\n\nFor the transition period from                to\n\nCommission File No. **000-56605**\n\n**GOUVERNEUR BANCORP, INC.**\n\n(Exact Name of Registrant as Specified in Its Charter)\n\n​\n\n​\n\n**Maryland******(Statement or Other Jurisdiction of\nIncorporation or Organization)\n\n**37-2102925******(I.R.S. Employer\nIdentification No.)\n\n​\n\n​\n\n**42 Church Street****,****Gouverneur****,****New York******(Address of Principal Executive Offices)\n\n**13642******(Zip Code)\n\n​\n\n**(****315****)****287-2600**\n\n(Registrant’s telephone number, including area code)\n\nSecurities registered pursuant to Section 12(b) of the Act:\n\nTitle of each class\n\nTrading symbol(s)\n\nName of each exchange on which registered\n\nNone\n\n​\n\n​\n\n​\n\nIndicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes ☒  No  ☐\n\nIndicate by check mark whether the registrant has submitted electronically every Interactive Date File required to be submitted pursuant to Rule 405 of Regulation S-T (Section 232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes ☒ No ☐\n\nIndicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See definition of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act.\n\n​\n\n​\n\n​\n\nLarge accelerated filer\n\n☐\n\nAccelerated filer  ☐\n\nNon-accelerated filer\n\n☒\n\nSmaller reporting company  ☒\n\n​\n\nEmerging growth company  ☒\n\n​\n\nIf an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐\n\nIndicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes  ☐  No ☒\n\nThe number of shares outstanding of the issuer’s common stock, as of May 8, 2026:  1,059,520 shares.\n\n​\n\n​\n\n​\n\n[Table of Contents](#TOC)\n\nGOUVERNEUR BANCORP, INC.\n\n**Table of Contents**\n\n​\n\n​\n\n​\n\n​\n\n​\n\n**Page No.**\n\n​\n\n​\n\n​\n\n[**PART I.**](#PARTIFINANCIALINFORMATION_367428)\n\n[**FINANCIAL INFORMATION**](#PARTIFINANCIALINFORMATION_367428)\n\n3\n\n​\n\n​\n\n​\n\n[Item 1.](#ITEM1FINANCIALSTATEMENTS_549323)\n\n[Financial Statements (Unaudited)](#ITEM1FINANCIALSTATEMENTS_549323)\n\n3\n\n​\n\n​\n\n​\n\n​\n\n[Consolidated Statements of Financial Condition at March 31, 2026 and September 30, 2025](#CONSOLIDATEDSTATEMENTSOFFINANCIALCONDITI)\n\n3\n\n​\n\n​\n\n​\n\n​\n\n[Consolidated Statements of Earnings for the Three and Six Months Ended March 31, 2026 and 2025](#CONSOLIDATEDSTATEMENTSOFEARNINGS)\n\n4\n\n​\n\n​\n\n​\n\n​\n\n[Consolidated Statements of Comprehensive Income (Loss) for the Three and Six Months Ended March 31, 2026 and 2025](#CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVE)\n\n5\n\n​\n\n​\n\n​\n\n​\n\n[Consolidated Statements of Shareholders’ Equity for the Three and Six Months Ended March 31, 2026 and 2025](#CONSOLIDATEDSTATEMENTSOFSHAREHOLDERSEQUI)\n\n6\n\n​\n\n​\n\n​\n\n​\n\n[Consolidated Statements of Cash Flows for the Six Months Ended March 31, 2026 and 2025](#CONSOLIDATEDSTATEMENTSOFCASHFLOWS)\n\n8\n\n​\n\n​\n\n​\n\n​\n\n[Notes to Consolidated Financial Statements](#NOTESTOCONSOLIDATEDFINANCIALSTATEMENTS)\n\n9\n\n​\n\n​\n\n​\n\n[Item 2.](#ITEM2MANAGEMENTSDISCUSSIONANDANALYSISOFF)\n\n[Management’s Discussion and Analysis of Financial Condition and Results of Operations](#ITEM2MANAGEMENTSDISCUSSIONANDANALYSISOFF)\n\n38\n\n​\n\n​\n\n​\n\n[Item 3.](#ITEM3QUANTITATIVEANDQUALITATIVEDISCLOSUR)\n\n[Quantitative and Qualitative Disclosures About Market Risk](#ITEM3QUANTITATIVEANDQUALITATIVEDISCLOSUR)\n\n49\n\n​\n\n​\n\n​\n\n[Item 4.](#ITEM4_311886)\n\n[Controls and Procedures](#ITEM4_311886)\n\n51\n\n​\n\n​\n\n​\n\n[**PART II.**](#PARTIIOTHERINFORMATION_235128)\n\n[**OTHER INFORMATION**](#PARTIIOTHERINFORMATION_235128)\n\n52\n\n​\n\n​\n\n​\n\n[Item 1.](#ITEM1LEGALPROCEEDINGS_414988)\n\n[Legal Proceedings](#ITEM1LEGALPROCEEDINGS_414988)\n\n52\n\n​\n\n​\n\n​\n\n[Item 1A.](#ITEM1ARISKFACTORS_468243)\n\n[Risk Factors](#ITEM1ARISKFACTORS_468243)\n\n52\n\n​\n\n​\n\n​\n\n[Item 2.](#ITEM2UNREGISTEREDSALESOFEQUITYSECURITIES)\n\n[Unregistered Sales of Equity Securities and Use of Proceeds](#ITEM2UNREGISTEREDSALESOFEQUITYSECURITIES)\n\n52\n\n​\n\n​\n\n​\n\n[Item 3.](#ITEM3DEFAULTSUPONSENIORSECURITIES_321403)\n\n[Defaults Upon Senior Securities](#ITEM3DEFAULTSUPONSENIORSECURITIES_321403)\n\n53\n\n​\n\n​\n\n​\n\n[Item 4.](#ITEM4MINESAFETYDISCLOSURES_445682)\n\n[Mine Safety Disclosures](#ITEM4MINESAFETYDISCLOSURES_445682)\n\n53\n\n​\n\n​\n\n​\n\n[Item 5.](#ITEM5OTHERINFORMATION_999909)\n\n[Other Information](#ITEM5OTHERINFORMATION_999909)\n\n53\n\n​\n\n​\n\n​\n\n[Item 6.](#ITEM6EXHIBITS_170465)\n\n[Exhibits](#ITEM6EXHIBITS_170465)\n\n53\n\n​\n\n​\n\n​\n\n[SIGNATURES](#SIGNATURES_969786)\n\n​\n\n54\n\n​\n\n2\n\n[Table of Contents](#TOC)\n\nPART I – FINANCIAL INFORMATION"}