Sigma Lithium pauses mining, production pending federal appeals court ruling

• Sigma Lithium suspended all mining and industrial production on Sept. 30 while awaiting a Federal Court of Appeals ruling.
• The halt follows a 15-day delay in review of its emergency motion challenging a preliminary injunction tied to environmental licensing.
• Maintained FY 27 output guidance of 330,000 tons of lithium oxide concentrate; delayed its 12-month 240,000-ton guidance by three months.
• Commercial and recycling operations will continue during the suspension, including sales of lithium fines to support cash flow.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Sigma Lithium Corporation published the original content used to generate this news brief via Newsfile (Ref. ID: 202610011026NEWSFILECNPR____20261001_316911_1) on October 01, 2026, and is solely responsible for the information contained therein.