LIVEMarkets rolling coverageStarted: July 28, 2026, 4:00 AM EDTUpdated: July 28, 2026, 6:56 AM EDT Nasdaq Futures Slide as AI, Chipmaker Shares Weaken Before Major Tech Earnings July 28, 2026, 6:53 AM EDT. Nasdaq futures dropped on July 28, 2026, pressured by declines in AI-focused stocks and chipmakers. Nvidia slid 1.1%, Micron lost 4.6%, and other sector players retreated as well. The Roundhill Memory ETF shed 6.6%, while the Philadelphia Semiconductor Index has tumbled more than 20% since June. Investors are focused on the upcoming quarterly results from major AI players Amazon, Meta, Apple and Microsoft, as well as a