加利西亚金融美股招股说明书(2025-06-11版)

11,721,449 American Depositary SharesRepresenting 117,214,490 Class B Ordinary SharesGrupo Financiero Galicia S.A. This prospectus supplement relates to the proposed sale by HSBC Bank plc, which we refer to as the Selling Shareholder, of 11,721,449American Depositary Shares (“ADSs”) representing our Class B ordinary shares, par value Ps.1.00 per share (“Class B ordinary shares”). We will notreceive any of the proceeds from the sale of these ADSs by the Selling Shareholder. The ADSs are listed on the Nasdaq Capital Market (the “NASDAQ”) under the symbol “GGAL.” On June 9, 2025, the last reported sale priceof the ADSs was US$54.02 per ADS on the NASDAQ. In addition, our Class B ordinary shares are listed on theBolsas y Mercados Argentinos S.A.(the “BYMA”) and on A3 Mercados S.A. (the “A3”) under the symbol “GGAL.” On June 9, 2025, the last reported sale price of our Class B ordinaryshares was Ps.6,490 per share on the BYMA, equivalent to US$6.044 per ordinary share based on an exchange rate of Ps. 1,073.88 per US$1. NOTHING IN THIS PROSPECTUS SUPPLEMENT CONSTITUTES AN OFFER OF SECURITIES FOR SALE IN ARGENTINA. THEADSs HAVE NOT BEEN, AND WILL NOT BE, REGISTERED WITH THE ARGENTINE NATIONAL SECURITIES COMMISSION (COMISIÓNNACIONAL DE VALORES, “CNV”), AND THE ADSs MAY NOT BE OFFERED OR SOLD WITHIN ARGENTINA. Investing in the ADSs involves risks. You should carefully read Item 3.D. “Risk Factors” in our Form 20-F (as defined below), which isincorporated herein by reference as well as the information set forth under the caption “Risk Factors” beginning on page S-5 of thisprospectus supplement, for more information. Neither the U.S. Securities and Exchange Commission (the “SEC”) nor any state securities regulators have approved or disapproved thesecurities offered by this prospectus supplement or determined if this prospectus supplement or the accompanying prospectus are truthful or complete.Any representation to the contrary is a criminal offense. Total (1)See “Underwriting” for additional information regarding underwriting compensation. The underwriters expect to deliver the ADSs against payment in New York, New York on or about June 12, 2025. THIS PROSPECTUS SUPPLEMENT IS SOLELY OUR RESPONSIBILITY AND HAS NOT BEEN FILED WITH, REVIEWED ORAUTHORIZED BY THE CNV, AND THEREFORE THE CNV HAS NOT MADE ANY DETERMINATION AS TO THE TRUTHFULNESSOR COMPLETENESS OF THIS PROSPECTUS SUPPLEMENT. THE TERMS AND CONDITIONS OF ANY OFFER OF SECURITIESWILL BE NOTIFIED TO THE CNV AND TO INVESTORS IN ARGENTINA PURSUANT TO ANHECHO RELEVANTE, SOLELY FORINFORMATIONAL PURPOSES, BUT SUCH NOTICE WILL NOT CONSTITUTE AN OFFER OF SECURITIES FOR SALE INARGENTINA. THIS PROSPECTUS SUPPLEMENT DOES NOT CONSTITUTE AN OFFER TO SELL OR A SOLICITATION OF ANOFFER TO BUY SECURITIES IN ANY JURISDICTION TO ANY PERSON TO WHOM IT IS UNLAWFUL TO MAKE THE OFFER ORSOLICITATION IN SUCH JURISDICTION, NOR DOES THIS PROSPECTUS SUPPLEMENT CONSTITUTE AN INVITATION TOSUBSCRIBE FOR OR PURCHASE ANY SECURITIES. IN MAKING AN INVESTMENT DECISION, ALL INVESTORS, WHO MAYACQUIRE SECURITIES FROM TIME TO TIME, MUST RELY ON THEIR OWN EXAMINATION OF US. Morgan StanleyGoldman Sachs & Co. LLC The date of this prospectus supplement is June 10, 2025. TABLE OF CONTENTS Prospectus Supplement PageABOUT THIS PROSPECTUS SUPPLEMENTS-iiGENERAL INFORMATIONS-iiWHERE YOU CAN FIND MORE INFORMATIONS-iiiINCORPORATION OF CERTAIN INFORMATION BY REFERENCES-iiiFORWARD-LOOKING STATEMENTSS-vPROSPECTUS SUPPLEMENT SUMMARYS-1THE OFFERINGS-3RISK FACTORSS-5USE OF PROCEEDSS-14MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONSS-15LEGAL PROCEEDINGSS-72SELLING SHAREHOLDERS-74EXCHANGE CONTROLSS-75TAXATIONS-77UNDERWRITINGS-83LEGAL MATTERSS-90EXPERTSS-90 Prospectus PageABOUT THIS PROSPECTUSiiWHERE YOU CAN FIND MORE INFORMATIONiiINCORPORATION OF CERTAIN INFORMATION BY REFERENCEiiFORWARD-LOOKING STATEMENTSivENFORCEABILITY OF CERTAIN CIVIL LIABILITIESviSUMMARY1PROSPECTUS SUPPLEMENT2RISK FACTORS3USE OF PROCEEDS4SELLING SHAREHOLDER5DESCRIPTION OF SHARE CAPITAL6DESCRIPTION OF AMERICAN DEPOSITARY SHARES6TAXATION7PLAN OF DISTRIBUTION8LEGAL MATTERS9EXPERTS9 ABOUT THIS PROSPECTUS SUPPLEMENT This prospectus supplement is a supplement to the accompanying prospectus. This prospectus supplement and the accompanying prospectusare parts of a registration statement that we filed with the SEC using a shelf registration process. The accompanying prospectus provides you with ageneral description of the securities offered hereby. This prospectus supplement provides you with specific information about the ADSs and theunderlying Class B ordinary shares the Selling Shareholder is selling in this offering. Both this prospectus supplement and the accompanyingprospectus include important information about us, the Selling Shareholder and other information you should know before investing. Generally, whenwe refer only to the “prospectus,” we are referring to both parts combined, and when we ref