The Shareholders’ Meeting is the governing body that decides on various matters relevant to the Company and, among other responsibilities, appoints and approves the performance of the Board of Directors -which is in charge of the management and administration of the Company-, and approves the financial statements, mergers, amendments to the bylaws, as well as any other matter within its competence in accordance with the applicable law.

In order to attend the Meeting, shareholders must submit to the Company a certificate of share ownership issued by Caja de Valores no later than Friday, April 24, 2026, at 5:00 p.m BAT. Such certificate may be sent by email to asamblea@ypf.com or delivered in person on Tuesdays and Thursdays at Macacha Güemes 515, CABA, between 10:00 a.m. and 1:00 p.m. BAT, and between 3:00 p.m. and 5:00 p.m BAT. The Company will send a confirmation of acceptance to those shareholders who have duly complied with the applicable requirements. Documents received after the deadline will not be accepted. ADR holders must follow the procedure indicated by BONY.