Softbank has dumped its entire 5.83billionstakeinAIchipsupplierNvidiaasitpoursmoreresourcesintoits“all−in”betonSamAltman’sOpenAI.TheJapaneseinvestmentgiant,ledbyCEOMasayoshiSon,soldallofits32.1millionNvidiasharesinOctober,accordingtoanearningsstatementreleasedTuesday.Softbankalsosoldpartofits9.17 billion stake in telecom giant T-Mobile.When asked about the Nvidia sale, Softbank’s chief financial officer Yoshimitsu Goto pointed to the massive size of the ...