On November 5, 2025 YPF S.A. (“YPF”), the largest Argentine company mainly engaged exploitation of hydrocarbon products and their derivatives in Argentina, issued its fixed annual interest rate senior additional notes due 2031, for an aggregate principal amount of US$500,000,000 under the frequent issuer regime from the Argentine Securities Commission (Comisión Nacional de Valores).

The Notes will be listed on the Official List of the Luxembourg Stock Exchange for trading on the Euro MTF Market of the Luxembourg Stock Exchange, on the A3 Mercados and Bolsas y Mercados Argentinos.

Citigroup Global Markets Inc., Itau BBA USA Securities, Inc., J.P. Morgan Securities LLC and Santander US Capital Markets LLC acted as initial purchasers (the “Initial Purchasers”), Balanz Capital UK LLP acted as book-runner (the “Book-Runner”), and Banco Santander Argentina S.A., Balanz Capital Valores S.A.U., Cucchiara y Cía S.A., Banco de Galicia y Buenos Aires S.A., Macro Securities S.AU. and Banco CMF S.A. acted as local placement agents (the “Local Placement Agents”). The Bank of New York Mellon acted as Trustee, Co-Registrar, Principal Paying Agent and Transfer Agent under the Indenture signed with YPF (the “Trustee, Co-Registrar, Principal Paying Agent and Transfer Agent”) and Banco Santander Argentina S.A. as Registrar, Paying Agent, Transfer Agent and Representative of the Trustee in Argentina.

Counsel to YPF

Bruchou & Funes de Rioja acted as legal counsel through its team lead by partners José Bazán and Leandro Belusci, and associates Branko Serventich and Gonzalo Javier Vilariño.

Cleary Gottlieb Steen & Hamilton LLP acted as New York legal counsel through its team led by partner Juan G. Giráldez, elected partner Ignacio Lagos, and associates Juan Ignacio Leguízamo and Lucas Davidenco.

In-House Counsel to YPF

YPF S.A. was advised by its in-house legal team comprising attorneys Fernando Gómez Zanou, Marina Quinteiro, Paola Garbi and Valeria Moglia.

Counsel to the Initial Purchasers, the Book-Runner and the Local Placement Agents:

TCA Tanoira Cassagne acted as legal counsel through its team lead by partners Alexia Rosenthal and Ignacio Criado Díaz and associates Carolina Mercero and Stefanía Lo Valvo.

Milbank LLP acted as New York legal counsel through its team led by partner Carlos Albarracín, special counsel Gonzalo Guitart, associate Pamela Molina, and international lawyer Hugo Bruzone.