US Stock Markets Mixed as Nvidia Earnings Raise AI Trade Concerns

US stock markets showed mixed performance as Nvidia reported strong earnings but its stock fell over 2%, raising concerns about AI trade sustainability and China revenue exposure. The Dow Jones Industrial Average rose modestly, supported by defensive sectors, while the S&P 500 and Nasdaq declined amid valuation pressures on technology stocks. Investors also noted cooling labor market data and awaited inflation figures for Federal Reserve rate cut signals, reflecting sector rotation and cautious sentiment.