U.S. stocks open: Three major indexes all fall

The Dow fell by 0.64%, the S&P 500 index fell by 1.54%, and the Nasdaq fell by 2.45%. In terms of individual stocks, Sandisk fell by 11.44%, Micron fell by 11.00%, Carnival fell by 9.37%, and Regeneron fell by 9.36%. Among the "Big Tech" companies: Microsoft rose by 1.05%, Amazon fell by 0.07%, Meta Platforms fell by 0.30%, Apple fell by 0.57%, Google fell by 2.07%, Nvidia fell by 3.64%, and Tesla fell by 3.79%.