Sigma Lithium Previews Q3 Results, Cuts 2026 AISC Guidance 6%
Sigma Lithium reported a 32% gross margin despite lower production volumes and reduced fiscal 2026 AISC guidance 6% to US$668/t. It maintained fiscal 2027 AISC guidance at US$620/t and said debt fell about 40% over two years to US$125 million as of October 21, 2026. Full Q3 results are due November 11.
Sigma Lithium provided a preview of its unaudited third-quarter 2026 financial results, reporting a 32% gross margin despite lower production volumes. The company reported a plant gate cash cost of US$424/t and a CIF China cash cost of US$518/t. Reflecting operational efficiencies, the company reduced its fiscal year 2026 All-In Sustaining Cost (AISC) guidance by 6% to US$668/t, while maintaining its fiscal year 2027 AISC guidance of US$620/t. Sigma Lithium noted that it has successfully deleveraged its balance sheet, reducing total debt by approximately 40% over the last two years to US$125 million as of October 21, 2026.
The company expects to release its full third-quarter 2026 results on November 11, 2026.