U.S. stocks opened mixed, with the Dow Jones Industrial Average down 0.1%, the S&P 500 up 0.1%, and the Nasdaq up 0.16%. SanDisk rose 7% after the company said it expects revenue to maintain mid- to high-double-digit growth in fiscal 2028 through 2030. Western Digital and Micron Technology each gained about 4%, while Applied Materials dropped 5%, according to Gate market data.