SIGMA LITHIUM REACHES SECOND SHIPMENT TARGET OF 15,000 TONNES OF TRIPLE ZERO GREEN LITHIUM AT PORT; CLOSES EXPORT REVOLVER CREDIT LINE WITH SANTANDER FOR US$10M; REPORTS SECOND QUARTER 2023 RESULTS

OPERATIONAL UPDATE Sigma Lithium reaches second shipment targets on schedule: Completes trucking of 15,000 tonnes of Triple Zero Green Lithium and 30,000 tonnes of Triple Zero Green By-Products (“Green By-Products”) to Vitoria Port in Brazil. Reaffirms outlook for production of 130,000…