Mitsui & Co, a general trading company, agreed to acquire a 36% stake in Stima Energia, a Brazilian power trading company. Financial terms were not disclosed. Stima is an independent trading company who has been increasing its trading volume to 1GW (annual average) level since its establishment in 2017. Stima has been taking the power price hedging and liquidity providing role towards its counterparties in the Brazilian energy free market where hydroelectric power comprises around 70% of the power generation.