Sigma Lithium Corporation - 2026 Voting Report

This filing details the voting results from the annual and special meeting of shareholders of Sigma Lithium Corporation held on June 30, 2026. A total of 72.77% of the company's issued and outstanding common shares were represented. Shareholders approved fixing the number of directors at five, with 99.93% of the votes cast in favor. All five nominees – Ana Cristina Cabral, Marcelo Paiva, Junaid Jafar, Alexandre Rodrigues Cabral, and Kátia Abreu – were elected as directors. Additionally, Grant Thornton Auditores Independentes Ltda. was appointed as the company's auditor for the upcoming year, with 99.95% of the votes cast in favor.