YPF names Martín de los Ríos Plaza as director

YPF S.A. announces the resignation of a Class D director and the appointment of Martín de los Ríos Plaza as his replacement.

Rhea-AI Filing Summary

YPF Sociedad Anónima (YPF) reports a change in its Board of Directors. At a Board meeting held on September 7, 2026, the Board accepted the resignation of Class D Regular Director Maximiliano D’Alessio, who stepped down for strictly personal reasons.

Following this, the Supervisory Committee for Class D shares appointed Martín de los Ríos Plaza as the new Class D Regular Director, to serve until the election of new directors by the Shareholders’ Meeting.

Key Figures

Board meeting date: September 7, 2026 Letter date: September 8, 2026 Report signing date: September 8, 2026

3 metrics

Board meeting date September 7, 2026 Date the Board accepted the resignation of the Class D Regular Director

Letter date September 8, 2026 Date of the communication to the Argentine Securities Commission and markets

Report signing date September 8, 2026 Date the Form 6-K was signed on behalf of YPF Sociedad Anónima

Key Terms

Class D shares, Regular Director, Supervisory Committee

3 terms

Class D shares financial

"the Supervisory Committee for Class D shares appointed Martín de los Ríos Plaza"

Regular Director financial

"appointed Mr. Martín de los Ríos Plaza as Regular Director for Class D shares"

Supervisory Committee financial

"the Supervisory Committee for Class D shares appointed Mr. Martín de los Ríos Plaza"

FAQ

What board change did YPF (YPF) announce in this Form 6-K?

YPF announced that its Board accepted the resignation of Class D Regular Director Maximiliano D’Alessio and that the Supervisory Committee for Class D shares appointed Martín de los Ríos Plaza as the new Class D Regular Director.

Why did Maximiliano D’Alessio resign from the YPF (YPF) Board?

YPF states that Class D Regular Director Maximiliano D’Alessio resigned from the Board for strictly personal reasons.

Who is the new Class D Regular Director at YPF (YPF)?

The Supervisory Committee for Class D shares appointed Martín de los Ríos Plaza as YPF’s new Class D Regular Director, replacing Maximiliano D’Alessio.

How long will Martín de los Ríos Plaza serve on the YPF (YPF) Board?

Martín de los Ríos Plaza will serve as Class D Regular Director until the election of new directors by the Shareholders’ Meeting.

When did YPF’s Board approve the director change reported in this 6-K?

YPF reports that its Board of Directors accepted the resignation of Maximiliano D’Alessio and addressed the replacement at a meeting held on September 7, 2026.

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Available on EDGAR 09/08/2026 - 09:03 AM Accepted by SEC EDGAR 09/08/2026 - 09:02 AM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13A-16 OR 15D-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of September 2026

Commission File Number: 001-12102

YPF Sociedad Anónima

(Exact name of registrant as specified in its charter)

Macacha Güemes 515

C1106BKK Buenos Aires, Argentina

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F ☒ Form 40-F ☐

YPF Sociedad Anónima

TABLE OF CONTENT

ITEM 1 Translation of letter to the Argentine Securities Commission (Comisión Nacional de Valores) dated September 8, 2026.

Buenos Aires, September 8, 2026.

COMISIÓN NACIONAL DE VALORES (“CNV”)

25 de Mayo 175

Buenos Aires

BOLSAS Y MERCADOS ARGENTINOS S.A. (“ByMA”)

Sarmiento 299

Buenos Aires

A3 Mercados S.A. (“A3 Mercados”)

Maipú 1210

Buenos Aires

Presente

Ref: Changes in the Board of Directors of YPF S.A.

Ladies and Gentlemen,

We are writing to you in order to comply with the CNV Rules and the corresponding regulations of ByMA and A3 Mercados.

In this regard, we hereby report that the Board of Directors, at its meeting held on September 7, 2026, accepted the resignation of Class D Regular Director, Mr. Maximiliano D’Alessio, for strictly personal reasons.

Furthermore, the Supervisory Committee for Class D shares appointed Mr. Martín de los Ríos Plaza as Regular Director for Class D shares, replacing Mr. D´Alessio, with a term of office until the election of new directors by the Shareholders’ Meeting.

Sincerely,

Margarita Chun

Market Relations Officer

YPF S.A.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

		YPF Sociedad Anónima
Date: September 8, 2026		By:		/s/ Margarita Chun
		Name:		Margarita Chun
		Title:		Market Relations Officer