Recent Release

Sigma Lithium Substantially Increases Total Ni 43-101 Mineral Resource by ~50% to 86 Million Tonnes, Adding 27 Million Tonnes of High-Grade 1.49% Lithium Oxide in Phase 3

Recent Release

SIGMA LITHIUM ANNOUNCES FILING TECHNICAL REPORT WITH OUTSTANDING ECONOMIC RESULTS OF THE INTEGRATED PHASE 1 & 2 PROJECTED PRODUCTION: AFTER-TAX NPV OF US$5.1 BILLION & AVERAGE ANNUAL FREE CASH FLOW OF US$595 MILLION; CONTINUES EVALUATING PHASE 3

Recent Release

Sigma Lithium Announces Annual and Special Meeting of Shareholders and Upcoming Conference Participation