ELETROBRÁS Class A1 Preferred Shares Conversion

This filing reports on the ELETROBRÁS special meeting of Class "A1" Preferred Shareholders held on April 1, 2026. The primary resolution, approved by a majority vote (62.484% for, 610 against and blanks), was the conversion of all outstanding class A1 preferred shares into common shares. The conversion ratio is set at 1.1 common shares (ON) for each class A1 preferred share. This decision is made pursuant to Article 136, paragraph 1, of the Brazilian Corporation Law. The filing includes standard forward-looking statement disclaimers, noting that estimates and projections are subject to various risks and uncertainties including economic, regulatory, and political conditions in Brazil and abroad, as well as fluctuations in interest rates and currency values.