Ref.: Swap with Total Austral S.A.

I am writing in my capacity as Responsible for Market Relations of Pampa Energía S.A. (the "Company" and/or "Pampa") pursuant to article 2, Section I, Title XII of the Regulations of the National Securities Commission (T.O. 2013) to inform that on this date, and having met all the transaction´s precedent conditions, the Company has executed the closing of the transaction of the assets exchange with Total Austral S.A. This transaction was previously informed through a relevant event dated June 26, 2023.

Sincerely,

María Agustina Montes

Head of Market Relations

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Pampa Energia SA published this content on 16 August 2023 and is solely responsible for the information contained therein. Distributed by Public, unedited and unaltered, on 16 August 2023 20:53:01 UTC.