Sigma Lithium (TSXV: SGML) has taken legal action by filing a lawsuit against its former co-chief executive officer. The company claims that the ex-executive stole valuable trade secrets with the intention of undermining Sigma’s efforts to sell itself. This lawsuit, filed recently in a federal court in Manhattan, sheds light on a dispute involving Calvyn … Continue reading Sigma Lithium Sues Ex-CEO As Messy Divorce Complicates Firm’s Buyout Outlook