Braskem S.A. Amended Bylaws with Arbitration Clause and Governance Updates

Braskem S.A. filed an amended version of its company bylaws on April 27, 2026, through Form 6-K. The filing includes significant governance updates, most notably the introduction of a mandatory arbitration clause in Article 50, requiring disputes among the company, shareholders, managers, and board members to be resolved through arbitration before the Market Arbitration Chamber. Other key amendments include changing the company's legal domicile to São Paulo, updating election procedures for the Board of Directors, and aligning participation deadlines for shareholders' meetings with CVM rules. The bylaws detail the company's capital structure with 797.2 million shares divided among common, Class A, and Class B preferred shares, with an authorized capital of up to 1.15 billion shares. The document also establishes comprehensive governance frameworks including an 11-member Board of Directors with at least 20% independent members, a permanent Compliance and Audit Committee, and detailed provisions for shareholder rights, dividend policies, and tag-along rights in control transactions.