Sigma Lithium Ex-Co-CEO Dismissed for Blackout Period Trading
Sigma Lithium (SGML) has announced the termination of its former co-CEO due to share trading during a blackout period. This move comes amid a series of legal battles and a management overhaul at the Brazilian lithium mining company. Calvyn Gardner, who shared the CEO role… Read More »Sigma Lithium Ex-Co-CEO Dismissed for Blackout Period Trading