U.S. stocks close: three major indexes close with mixed gains and losses.

The Dow Jones rose by 0.29%, the S&P 500 index fell by 0.37%, and the Nasdaq fell by 1.30%. Arm Holdings fell by 7.23%, Moderna fell by 7.22%, Palantir Technologies fell by 6.97%, AMD rose by 15.75%, Coherent Corp rose by 9.23%, ON SEMICONDUCTOR rose by 8.16%. As for the "Big Tech" stocks: Tesla rose by 1.11%, Apple fell by 0.38%, Nvidia fell by 1.01%, Meta Platforms fell by 2.34%, Microsoft fell by 3.18%, Amazon fell by 4.67%, Google fell by 5.12%.