Ownership Filing for Braskem SA

This filing reports on the ownership of Braskem SA, with William Franca da Silva listed as a reporting owner. The document indicates that Da Silva William Franca, identified by CIK 0002114036, is a director at Braskem SA. The reporting owner resides in Rio de Janeiro, Brazil. The filing, dated April 29, 2026, with a signature date of May 11, 2026, states that there is one security owned. The owner signature is provided by William Franca da Silva.