How Amazon’s Cloud Boom and Apple’s Supply Woes Split Tech Earnings — Market Wrap Jul 31, 2026

7horns.ai Daily Briefing EN · Jul 31, 2026 · 3m

Today's AI insights from 7horns.ai: The Nasdaq led gains with a 1.0% rise, while the S&P 500 and Dow added 0.7% and 0.5%, respectively, marking the S&P 500's first winning week in three. The market faced early strength from tech earnings but retreated slightly amid rising Treasury yields. Amazon surged 15.3% after reporting explosive cloud business growth, fueling tech optimism. Google followed with a 6.7% gain. In contrast, Apple dropped 7.4% due to rising memory costs and supply constraints. Smaller tech names faced sharp declines, with Roblox down nearly 27% and Reddit falling 21% after…