6-K

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 November , 2023

Commission File Number: 001-38376

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| (Exact name of registrant as specified in its charter) |

Port Central S.A.

(Translation of registrant’s name into English)

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

COMISIÓN NACIONAL DE VALORES

Deputy Management of Issuing Companies

25 de Mayo 175

City of Buenos Aires

To Issuance Companies

BOLSAS Y MERCADOS ARGENTINOS S.A.

Sarmiento 299

City of Buenos Aires

MERCADO ABIERTO ELECTRÓNICO

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” or “CPSA”) so as to inform that according to the incentives plan of CP Renovables (“CPR”) (CPSA’s controlled company), approved at the Special Shareholders’ Meeting dated April 28, 2016 and, in compliance with the corresponding contract, today, at CPR’s Shareholders’ Meeting, the corporate capital was increased through the issuance of 3,216,342,299 shares with a face value of $1 and carrying one vote each, equivalent to 10% of CPR’s corporate capital. With such increase of capital and its corresponding subscription and paying in, all the obligations assumed under the mentioned incentives plan, as per its original terms, were complied with.

Yours,

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.

| | Name: | Leonardo Marinaro |

| | Title: | Attorney-in-Fact |