Big technology and growth companies led the rebound in premarket trading, with Microsoft Corp MSFT.O, Apple Inc AAPL.O, Nvidia Corp NVDA.O and Tesla Inc TSLA.O up between 1.8% and 3.4%. In Europe and Asia, shares jumped as Shanghai achieved the long-awaited milestone of three straight days with no new COVID-19 cases outside quarantine zones, raising hopes that restrictions might be eased. A positive first-quarter earnings season has been overshadowed by worries about the Ukraine war, soaring inflation, COVID-19 lockdown in China and aggressive policy tightening by central banks.