Friday, October 30: a red close

On Friday, October 30, 2026, Wall Street closed in the red. Intel (INTC) fell -28.58% and Reddit (RDDT) -29.22% in a single session, while the Nasdaq Composite lost -2.86%, the S&P 500 -1.82% and the Dow Jones -1.09% (CNBC, Friday 10/30/2026 closes at 4:08 PM ET). Earnings season is a reminder of the risk of concentrating a portfolio in a handful of stocks. Source: CNBC.