YPF Sociedad Anónima Repurchase of Notes

YPF S.A. has announced the repurchase of its Class XXX Notes (YMCWO) between May 12 and May 15, 2026. The total amount repurchased was Ps. 8,753,188,541.11, equivalent to a par value of US$ 6,284,686. These notes were originally issued in July 2024 and April 2025, with a maturity in July 2026. The repurchase was executed at an average price of 99.68% of the nominal value. The company will hold these repurchased notes in its portfolio. This report complies with the regulations of the Argentine Securities Commission (CNV), Bolsas y Mercados Argentinos S.A. (ByMA), and A3 Mercados S.A.