S&P 500, Nasdaq hit record highs at open as Meta, Microsoft results fan AI frenzy

U.S. equities closed lower on Thursday, paring earlier gains despite robust earnings from Microsoft, which briefly exceeded a $4 trillion market cap, and Meta Platforms, which surged 11.3% to a record high on strong AI-driven ad revenue forecasts. However, the market was pressured by a decline in semiconductor stocks and pharmaceutical companies, the latter impacted by White House drug cost initiatives, while Amazon shares fell post-market following its earnings. The session's mixed performance, set against rising inflation and stable labor market data, precedes Friday's non-farm payrolls report and ongoing tariff uncertainties, although major indices completed their third consecutive monthly gain.

Analysis

The U.S. equity market displayed significant intraday weakness, reversing early gains to close lower despite a robust earnings season where 80.8% of S&P 500 companies have surpassed analyst expectations. A clear divergence emerged within the technology sector, creating a "haves and have-nots" environment. Meta Platforms surged 11.3% to a record high on a bullish AI-driven revenue forecast, and Microsoft gained 3.5% after briefly touching a $4 trillion market capitalization. In contrast, the semiconductor segment faced a sharp sell-off, with the PHLX semiconductor index falling 3.1%, its largest daily decline since April 16, dragged down by names like Broadcom (-2.9%) and Nvidia (-0.8%). The mixed sentiment was compounded by Amazon's 2.6% drop in after-hours trading following its earnings release. Broader market pressure also stemmed from the pharmaceutical sector, where the NYSE Arca pharmaceutical index slumped 2.9% following White House initiatives to lower drug costs. Macroeconomic data presented a complex picture, with a Commerce Department report showing a pickup in June inflation, partly fueled by tariffs, alongside a stable labor market, setting the stage for investor focus on the upcoming non-farm payrolls report and tariff deadlines.

Key Decisions for Investors

• Given the stark divergence between top-performing tech giants like Meta and Microsoft and the struggling semiconductor sub-sector, investors should prioritize selectivity, focusing on companies demonstrating clear AI-driven monetization or fundamental strength.
• The 2.9% drop in the pharmaceutical index following White House pressure highlights significant political risk; re-evaluate exposure to this sector, as policy headlines are a primary catalyst for underperformance.
• With rising inflation data, ongoing tariff uncertainties, and the imminent non-farm payrolls report, it is prudent to monitor macroeconomic indicators for potential catalysts that could increase market-wide volatility.
• The negative post-market reaction for Amazon underscores the risk of holding positions through earnings announcements, even for market leaders, suggesting a cautious stance or hedging strategy may be warranted around such events.