AI Valuation Concerns Drag Down U.S. Markets; Earnings Reports Fuel Individual Stock Swings

Market Overview - U.S. equity markets faced a downturn on November 6, 2025, driven by concerns over AI valuations, with the Nasdaq Composite falling 1.9%, S&P 500 down 1.1%, and Dow Jones Industrial Average decreasing by 0.8% [1] - The S&P 500 has increased by 1.23% over the past month and 13.79% year-over-year, reaching an all-time high of 6921.75 in October 2025, indicating a potential market recalibration due to skepticism surrounding AI valuations [2] Economic Context - The ongoing U.S. government shutdown, the longest on record, has limited the release of key economic indicators, creating uncertainty in the market and amplifying the significance of corporate earnings reports [3] - A report from Challenger, Gray & Christmas indicated that U.S. employers announced 153,074 job cuts in October, the highest for that month since 2003, which has led to increased expectations for a Federal Reserve rate cut in December [4] Upcoming Economic Indicators - Investors are closely monitoring upcoming economic data, including U.S. Nonfarm Productivity and Average Hourly Earnings, as well as Federal Reserve speeches that may provide insights into the economic impact of AI [5] Company-Specific News - Tesla (TSLA) shares fell 3.5% amid concerns over CEO Elon Musk's pay package, while Nvidia (NVDA) dropped 3.7% and Palantir Technologies (PLTR) decreased by 6.8% due to AI valuation concerns [7] - Datadog (DDOG) surged 23% after reporting strong quarterly results, while Snap (SNAP) rose nearly 10% following a $500 million share buyback announcement [8][9] - Conversely, Duolingo (DUOL) plummeted 27%, and DoorDash (DASH) sank 17% after warnings of increased spending [10] - e.l.f. Beauty (ELF) saw a significant drop of 33.45% due to disappointing revenue and guidance, while Haemonetics (HAE) rose 22.4% after exceeding expectations [11][12] Summary of Earnings Reports - WSP Global Inc. reported strong Q3 2025 results, while ConocoPhillips and Air Products and Chemicals also exceeded earnings expectations, contributing to market volatility [13]