Stock market today: Nasdaq dives, S&P 500 and Dow fall as Amazon, Intel earnings fuel tech rout Yahoo FinanceNasdaq falls more than 2% as investors rotate out of tech after Amazon, Intel earnings: Live updates CNBCStock Market Today (Oct. 30, 2026): S&P 500 sinks as Amazon, Intel losses shake Wall Street Yahoo Finance AustraliaTech Stocks Tumble, but Broader Market Is Holding On The New York TimesWall Street sell-off continues as investors question returns on massive AI spending CNN