Sigma Lithium making significant progress in construction of Greentech plant at Groto do CiriloProactive Investors • 11/21/22
SIGMA LITHIUM ANNOUNCES SIGNIFICANT PROGRESS ON CONSTRUCTION, COMPLETING 94% OF CONCRETE AND 76% OF STEEL FOR GREENTECH PLANT, COMMISSIONING TO BE INITIATING DECEMBER 2022PRNewsWire • 11/18/22
A Brief Comparison Of The 6 Fully-Funded Lithium Juniors That Will Likely Be Producers In 2022-2024Seeking Alpha • 09/19/22
Sigma Lithium adds veteran finance executive Dana Perlman to its board of directorsProactive Investors • 09/15/22
SIGMA LITHIUM APPOINTS DISTINGUISHED FEMALE BUSINESS LEADER AS AN ADDITIONAL INDEPENDENT DIRECTORPRNewsWire • 09/15/22
SIGMA LITHIUM PROVIDES UPDATE FROM A TRANSFORMATIVE SECOND QUARTER, APPOINTS COO FOR OPERATIONAL READINESS AND PREPARING PHASE 1 PIT FOR MININGPRNewsWire • 08/19/22
SIGMA LITHIUM FILES PHASE 3 TECHNICAL REPORT SUPPORTING THE PREVIOUSLY ANNOUNCED ~50% INCREASE IN TOTAL NI 43-101 MINERAL RESOURCE ESTIMATE TO 86 MILLION TONNESPRNewsWire • 08/09/22
Lithium Ionic Intersects 1.17% Li2O over 42.05m, incl. 1.95% Li2O over 11.72m at the Galvani Target, BrazilGlobeNewsWire • 08/09/22
Lithium Ionic Drills 1.57% Li2O over 24.93m, incl. 2.10% Li2O over 7.45m and Reports Channel Samples up to 1.80% Li2O over 12m at Galvani Target, BrazilGlobeNewsWire • 07/26/22
Sigma Lithium making significant progress with construction at Grota do CiriloProactive Investors • 07/13/22
SIGMA LITHIUM ADVANCES CONSTRUCTION TO 25% AND ANNOUNCES POSITIVE REGULATORY UPDATESPRNewsWire • 07/12/22
Sigma Lithium increases resources by 50% at its Grota do Cirilo lithium project in BrazilKitco • 06/22/22
Sigma Lithium substantially increases the total mineral resource estimate at its Grota do Cirilo Project by around 50% after Phase 3 auditProactive Investors • 06/22/22