Sep 10, 2026, 09:58 UTC
A preliminary judicial ruling reportedly suspended environmental licences at Sigma Lithium's Grota do Cirilo mine in Brazil, stemming from a civil suit by a Quilombola community federation.
Source:Sep 7, 2026, 23:56 UTC
Sigma Lithium Corporation confirmed that its mining and industrial operations remain unaffected by a preliminary judicial ruling issued by the courts of Teofilo Otoni, Brazil, which the company believes was issued without due process and plans to legally defend against.
Sep 5, 2026, 23:30 UTC
A Brazilian court ordered the suspension of all environmental permits of Sigma Mineração, a subsidiary of Sigma Lithium, and a full halt of mining operations at its Grota do Cirilo lithium project, following an emergency injunction requested by the Quilombola communities association of Minas Gerais.
Sep 4, 2026, 10:41 UTC
Sigma Lithium announced that Australian regulators have approved its listing on the Australian Securities Exchange.
Source:Aug 21, 2026, 21:35 UTC
SIGMA LITHIUM resumed mining and industrial production operations in Brazil.
Source:Aug 14, 2026, 11:57 UTC
Sigma Lithium plans to increase installed industrial capacity by building two additional plants.
Source:Aug 14, 2026, 11:57 UTC
Sigma Lithium announced record second quarter 2026 results with an EBITDA margin of 47% and a cost decrease of over 30%.
Jun 9, 2026, 11:30 UTC
Sigma Lithium won a court ruling in the Court of Justice of Minas Gerais state, overturning a local lower court decision that had included a potential legal collateral of US$10 million.