Relevant Facts and Notices

From

Company

Type

Title

COMPANHIA PARANAENSE DE ENERGIA-COPEL Relevant Fact: Otros sobre negocio y situaciones financieras 12:06 05/05/2026

263 KB Copel Consolidates its Position as One of the Top Companies in ESG Practices - Dow Jones Best in Class Index

PETROLEO BRASILEIRO,S.A. (PETROBRAS) Relevant Fact: Otros sobre negocio y situaciones financieras 11:31 05/05/2026

144 KB Petrobras announces approval of the Production Individualization Agreements for the Sururu and Berbigão shared reservoirs

PETROLEO BRASILEIRO,S.A. (PETROBRAS) Relevant Fact: Otros sobre negocio y situaciones financieras 11:30 05/05/2026

129 KB Petrobras has been included in the Dow Jones Best-in-Class Index for the second consecutive year

AXIA ENERGIA Relevant Fact: Otros sobre negocio y situaciones financieras 15:39 04/05/2026

249 KB Divestment of minority stake to GEBBRAS

PETROLEO BRASILEIRO,S.A. (PETROBRAS) Relevant Fact: Otros sobre negocio y situaciones financieras 11:31 04/05/2026

132 KB Petrobras brings forward start-up of Búzios 8 (P-79)

PETROLEO BRASILEIRO,S.A. (PETROBRAS) Relevant Fact: Presentaciones de resultados a prensa, analistas e inversores y sus convocatorias 11:26 04/05/2026

965 KB Production & Sales 1Q26

PETROLEO BRASILEIRO,S.A. (PETROBRAS) Relevant Fact: Presentaciones de Planes estratégicos, proyectos y previsiones 11:58 29/04/2026

3 MB Investor Tour Búzios 2026

COM.ENERGETICA DE MINAS GERAIS-CEMIG Relevant Fact: Otros sobre negocio y situaciones financieras 10:48 29/04/2026

104 KB CEMIG completes 26 years in the Dow Jones Best in Class Index (DJ BIC)

BRASKEM,S.A. Relevant Fact: Convocatorias y acuerdos de Junta y asambleas 10:06 29/04/2026

287 KB Summary Statement considering the votes received by the Company, the Stock Transfer Agent and the Central Depositary for the OGM 2026

BRASKEM,S.A. Relevant Fact: Convocatorias y acuerdos de Junta y asambleas 10:03 29/04/2026

525 KB Minutes of the Extraordinary General Meeting held on April 27, 2026

BRASKEM,S.A. Relevant Fact: Pactos parasociales o que supongan cambio de control 09:58 29/04/2026

110 KB Material Fact regarding Braskem informs about the correspondence received from Petrobras regarding the execution of a New Shareholders’ Agreement

SIGMA FOODS, S.A.B. DE C.V. Relevant Fact: Otros sobre operaciones corporativas 09:43 29/04/2026

339 KB Sigma Foods adquiere Roger Wood, fortaleciendo su portafolio de marcas en EE.UU.

BANCO BBVA ARGENTINA, S.A. Relevant Fact: Otros sobre información societaria 09:38 29/04/2026

621 KB Nueva composición Comité de Auditoría

PETROLEO BRASILEIRO,S.A. (PETROBRAS) Relevant Fact: Otros sobre negocio y situaciones financieras 10:24 28/04/2026

147 KB Petrobras Expands Its Presence in the Campos Basin with the Acquisition of Part of the Argonauta Ring-Fence