BRASKEM SA (BAK) Form 6-K — Oct 30, 2026

Braskem disclosed a related-party transaction in which its wholly owned subsidiary Voqen Energia purchased natural gas from co-controlling shareholder Petrobras under Supply and Receipt Confirmation No. 11-2026, valued at R$7,530,250 for the October 21-25, 2026 supply period. Throughout 2026, Voqen and Petrobras executed 10 additional supply confirmations under a July 2025 master gas purchase agreement, with the aggregate value of all 2025-2026 confirmations totaling R$51,252,965. Braskem states the transaction followed its Related-Party Transactions Policy and arm's-length procurement procedures, and was reviewed without participation of board members who also serve as Petrobras executives.

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