IRS 6-K

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C.  20549

FORM 6-K

REPORT OF FOREIGN ISSUER

PURSUANT TO RULE 13a-16 OR 15b-16 OF

THE SECURITIES EXCHANGE ACT OF 1934

For the month of December, 2025

IRSA Inversiones y Representaciones Sociedad Anonima

(Exact name of Registrant as specified in its charter)

IRSA Investments and Representations Inc.

(Translation of registrant´s name into English)

Republic of Argentina

(Jurisdiction of incorporation or organization)

Carlos Della Paolera 261 9th Floor

(C1001ADA)

Buenos Aires, Argentina

(Address of principal executive offices)

Form 20-F ⌧               Form 40-F  ☐

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes ☐               No x

IRSA INVERSIONES Y REPRESENTACIONES SOCIEDAD ANONIMA

(THE “COMPANY”)

REPORT ON FORM 6-K

Attached is an English translation of the letter dated December 26, 2025, filed by the Company with the Bolsa de Comercio de Buenos Aires and the Comisión Nacional de Valores.

Buenos Aires, December 26, 2025 – IRSA Inversiones y Representaciones S.A. (NYSE:IRS;BYMA:IRSA), reports that it has signed a barter agreement for a new lot of 2,074 sqm with an estimated total saleable area of 8,550 sqm, belonging to the extended first stage of the “Ramblas del Plata” project.

The transaction amounts to USD 7.57 million, which will be paid to IRSA through an upfront cash payment and saleable sqm to be received in the future.

The Company will continue infrastructure works on the “Ramblas del Plata” plot while advancing with the signing of agreements for the commercialization of the project.

SIGNATURES

Pursuant to the requirements of the Securities and Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized, in the city of Buenos Aires, Argentina.