Insider Filing of Juan Pablo Trujillo

This filing is an initial report (Form 3) for Juan Pablo Trujillo, who is a director at Loma Negra Compania Industrial Argentina Sociedad Anonima (LOMA). The report indicates that Mr. Trujillo does not currently own any securities of the company. The filing was made on April 13, 2026, with the signature provided by Fabian Gregorio Fuente as attorney-in-fact. The reporting owner's address is in Buenos Aires, Argentina.