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 October, 2023

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, october 11, 2023

COMISIÓN NACIONAL DE VALORES (“CNV”)

Deputy Management of Issuing Companies

25 de Mayo 175

City of Buenos Aires

To Issuance 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”) in compliance of Article 11, Section II, Chapter I, Title II of CNV Regulations (N.T. 2013) so as to inform you that CENTRAL PUERTO S.A. (“CPSA”), has acquired shares issued by CPSA under the terms of Section 64 and subsequent sections of the Capital Market Act No. 26 831 and the regulations of Comisión Nacional de Valores.

In that regard, we inform that CPSA acquired own book-entry common shares with a face value of $1 (one ARS) carrying 1 (one) vote each (the “Shares”) as follows:

In addition, it is informed that acquisitions made in the same day did not exceed 25% of the average volume of daily transactions for the Company's shares during the previous 90 (ninety) working days.

With no further business at present, I remain sincerely yours,

Leonardo Marinaro

Head of Market Relations

 Central Puerto S.A.

Avda. Tomás A. Edison 2701 – C1104BAB – City of Buenos Aires – Argentina

Telephone (54 11) 4317 5000 – Fax (54 11) 4317 5099

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.