Stock market today: Dow, S&P 500, Nasdaq futures tick up as Nvidia jumps ahead of Fed meeting kickoff

US stock futures edged higher on Tuesday after President Trump signed off on allowing Nvidia (NVDA) to resume shipments of flagship AI chips to China, with the start of a highly anticipated Federal Reserve meeting. Contracts on the Dow Jones Industrial Average (YM=F) were little changed, while S&P 500 futures (ES=F) nudged up 0.1%. Nasdaq 100 futures (NQ=F) were also up 0.1% after Wall Street stocks notched modest losses on Monday. Nvidia (NVDA) shares rose over 2% in premarket trading after Trump said ...