Recent earnings reports show that companies are beating expectations at a high rate, yet the market is not rewarding them as it typically would. Historically, S&P 500 companies that beat earnings estimates saw an average gain of around 0.6% in the day after reporting. However, this season, the average S&P 500 company beating expectations has fallen approximately 0.2% post-report. This suggests a shift in investor behavior, with profits being taken even from companies that perform well.

This subdued market reaction is particularly evident in the tech sector, where concerns about AI spending are growing. The "Magnificent Seven" tech behemoths experienced a significant drop, losing $797 billion in market value on Thursday, their largest one-day decline since April 2025. Alphabet's parent company fell 7.3% and Tesla dropped 12.2% after their quarterly results, primarily due to increased spending forecasts and, for Tesla, negative free cash flow for the first time in over two years. Alphabet plans to raise its capital spending forecast to as much as $205 billion in 2026, and its $45 billion expenditure in the second quarter led to negative cash flow for the first time as a public company.

Investors are increasingly scrutinizing the return on investment for massive AI expenditures, a shift from previous years where such spending was applauded. Major AI spenders like Microsoft, Amazon, and Meta Platforms also saw declines, with Microsoft sliding 2.2%, Amazon.com sinking 4.6%, and Meta Platforms declining 3.4%. There's a growing sentiment that even if companies meet or exceed earnings expectations and provide strong guidance, they might still be penalized by the market if investors perceive risks rather than opportunities in their AI spending. Kristina Hooper, chief market strategist at Man Group, noted that investors are "walking on eggshells" and are more likely to react negatively to any "signs of imperfection."