YPF Sociedad Anónima : Anónima (Form 6-K)

YPF Sociedad Anónima

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Translation of letter to the Buenos Aires Stock Exchange dated September 13, 2021.

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City of Buenos Aires, September 13, 2021

To the

Bolsa de Comercio de Buenos Aires

(Buenos Aires Stock Exchange)

Ref.: Relevant Fact. Purchase of Notes issued by the Company Report

Dear Sirs,

We hereby refer to the YPF S.A. (the 'Company')'s Form-6-K filed on April 23 and May 17, 2021.

In this regard, it is hereby informed that the Company has purchased Class XI Notes (YMCBO) between September 1 and September 10, 2021, for a total amount of Ps. 677,691,518.80 (Argentine Pesos six hundred seventy-seven million six hundred ninety-one thousand five hundred eighteen and eighty cents) equivalent to a par value of US$7,037,920, which will be held in its portfolio.

The Class XI Notes, maturing in November 2021, were issued by the Company under the Company's Frequent Issuer regime. The purchase has been made at an average price equivalent to 98.36% of their nominal value.

As of this date, the Company owns 37.09% of the Class XI Notes.

Yours faithfully,

		Santiago Wesenack Market Relations Officer YPF S.A

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