Sigma Lithium Achieves 47% EBITDA Margin in Q2 Amid Operational Reset

Key Facts

1Sigma Lithium achieved a 47% EBITDA margin in the second quarter.

2The realized SC5 concentrate price was $2089/t with an AISC of $668/t.

3The company targets 240kt annual production amid remaining execution and regulatory risks.

Sigma Lithium achieved a 47% EBITDA margin in the second quarter of 2026. Seeking Alpha reported that the company realized an average SC5 concentrate price of approximately $2089/t, while maintaining an all-in sustaining cost of $668/t.

The company is targeting an annual production rate of 240kt, though it continues to face execution and regulatory risks. SGML closed at $9.5 on September 28, 2026, with the stock trading between a low of $9.13 and a high of $9.63 during that session.