Sigma Lithium COO steps down in new leadership shakeup, shares dive 

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Reuters reported exclusively on Thursday that Sigma Lithium’s chief operating officer left the company last month, sending shares of the miner 7% lower amid its latest leadership shakeup. Sigma on Friday confirmed the executive’s departure. The story followed an exclusive report the week before on a mining rights dispute involving the husband-and-wife pair who ran the company together until earlier this year. 
The post Sigma Lithium COO steps down in new leadership shakeup, shares dive  appeared first on Reuters News Agency.