São Paulo, Brazil--(Newsfile Corp. - May 5, 2026) - Sigma Lithium Corporation (TSXV: SGML) (NASDAQ: SGML) (BVMF: S2GM34), ("Sigma Lithium" or "the Company"), a leading global lithium producer dedicated to powering the next generation of electric batteries with socially and environmentally sustainable lithium concentrate, announces today that it will release its first quarter 2026 earnings results before the market opens on Friday, May 15, 2026.The Company will hold a conference call to discuss its first qu ...