UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

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FORM 6-K

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Report of Foreign Private Issuer

Pursuant to Rule 27a-16 or 15d-16

under the Securities Exchange Act of 1934

For the month of August, 2024

Commission File Number: 001-38376

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Port Central S.A.

(Translation of registrant’s name into English)

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Avenida Thomas Edison 2701

C1104BAB Buenos Aires

Republic of Argentina

+54 (11) 4317-5000

(Address of principal executive offices)

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

Form 20-F ☒     Form 40-F ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):

Yes ☐     No ☒

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):

Yes ☐     No ☒

CENTRAL PUERTO S.A

BUENOS AIRES, August 14, 2024

COMISIÓN NACIONAL DE VALORES (“CNV”)

Deputy Management of Issuing Companies

25 de Mayo 175, City of Buenos Aires

Management of Issuing Companies

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

Sarmiento 299, City of Buenos Aires

MERCADO ABIERTO ELECTRÓNICO (“MAE”)

San Martin 344, City of Buenos Aires

Subject: Material news

Dear Mr./Mrs.,

It is a pleasure to contact you in my capacity as Head of Market Relations of Central Puerto S.A. (the “Company”) so as to inform that on this day and within the context of the Executive Power Decree N.° 718/24 (the “Decree”), the Company’s Board of Directors has decided to adhere for the maximum one-year term to the extension for continuing operating Piedra del Águila Hydroelectric Complex, which was duly granted under concession, in compliance with the terms of the mentioned Decree.

SIGNATURES

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.