The S&P 500 and the Nasdaq opened lower on Wednesday pressured by weakness in chip stocks, as investors remained cautious ahead of the first batch of Big Tech earnings that could decide whether Wall Street's AI-driven rally has more room to run.The Dow Jones Industrial Average rose 62.5 points, or 0.12%, at the open to 52287.14. The S&P 500 fell 11.7 points, or 0.16%, at the open to 7497.47, while the Nasdaq Composite dropped 143.5 points, or 0.56%, to 25693.719 at the opening bell.
US stocks today: S&P 500, Nasdaq open lower as caution builds ahead of Big Tech earnings
U.S. markets opened mixed as Nasdaq and S&P 500 slipped on chip stock weakness, while Dow edged higher. Investors remained cautious ahead of key Big Tech earnings, with focus on whether AI-driven momentum can sustain. Semiconductor pressure and earnings uncertainty kept overall sentiment fragile at the open.







