Business
Light : Notice to Market - Resignation of a Member of the Board of Directors
Light : Notice to Market - Resignation of a Member of the Board of

About this update from Light S.a.
PUBLICLY-HELD COMPANY Notice to the Market Light S.A. - In Judicial Reorganization (" Light ") (B3: LIGT3; ADR I: LGSXY) in accordance with CVM Resolution 44/2021, hereby inform its shareholders and the market in general that it has received the resignation letter of Mr. Nelson Sequeiros Rodriguez Tanure from his position as member of the Board of Directors, effective immediately. The Company's Management hereby expresses its appreciation to Mr. Nelson Sequeiros Rodriguez Tanure for his dedication and commitment to the Company, as well as for his valuable contributions as a member of the Board of Directors throughout the entire process of Light's recovery and transformation, particularly during the most challenging phases of the Judicial Reorganization process. Rio de Janeiro, March 18, 2026. Alexandre Nogueira Ferreira Chief Executive and Investor Relations Officer LIGHT S.A. - IN JUDICIAL REORGANIZATION