Sigma Lithium Corp Dossier
Qualitative Analysis
Business overview
Sigma Lithium Corp (NASDAQ: SGML, TSXV: SGML, BVMF: S2GM34) is a leading hard-rock lithium producer focused on powering the next generation of electric vehicle (EV) batteries with environmentally sustainable, high-purity lithium concentrate. Headquartered in São Paulo, Brazil, the company's primary asset is the 100%-owned Grota do Cirilo project located in the state of Minas Gerais, which represents one of the largest and highest-purity hard-rock lithium deposits in the Americas. Sigma Lithium operates a vertically integrated model combining mining and processing on a single site, utilizing its state-of-the-art Greentech lithium beneficiation complex to produce its signature "Quintuple Zero" sustainable lithium concentrate. This premium product is characterized by a low carbon footprint, zero hazardous chemicals, 100% water recycling, and 100% dry-stacked tailings.
Research as of 20 Jun 2026
Strategic Initiatives
Growth programs, investments, and their expected impact
Construction of a second Greentech industrial plant to double production capacity of lithium oxide concentrate at the Grota do Cirilo project.
Expected impact: Increases annual production capacity from 270,000 tonnes to 520,000 tonnes of lithium oxide concentrate.
Phased expansion to add a third production line at the Grota do Cirilo complex.
Expected impact: Increases consolidated nominal production capacity to 770,000 tonnes of lithium oxide concentrate per year.
Strategic plan to expand downstream into the production of lithium sulfate using clean technologies and reusing tailings.
Expected impact: Enables Sigma to secure a broader market base and act as a key link in a chemical-to-chemical supply chain.
Mergers, Acquisitions & Partnerships
Recent deals and strategic collaborations
Strategic Partnerships
Secures near-term cash inflows and working capital support.
Terms: US$96 million prepayment agreement for 70,500 tonnes to be delivered in 2026, with monthly disbursements of US$8 million.
Provides long-term revenue visibility and cash flow stability.
Terms: US$50 million prepayment to supply 40,000 tonnes annually for three years starting in 2026.