Insider Ownership Filing for Walter Susini at Braskem SA

This filing reports initial beneficial ownership of Braskem SA securities by Walter Susini, who is identified as a director. The report indicates that Mr. Susini has no securities owned currently, suggesting this is a statement of initial holdings or changes. The document was signed on June 16, 2026, with the period of report being June 8, 2026. Mr. Susini resides in Sao Paulo, Brazil, and his reporting owner ID is 0002137053.