Brent crude rose 2.5% to $86.34 and the S&P 500 fell 0.7% Friday, with the Nasdaq down 1.4% as AI-linked shares extended losses and oil added fresh pressure.
US airstrikes in Iran hit bridges and a tower at a key port, intensifying fears over tanker traffic through the Strait of Hormuz and driving oil up from about $76 a week ago.
Applied Materials dropped 3.6%, while TSMC slid 7.3% in Taipei as investors questioned whether AI chip demand can justify lofty valuations; Moonshot's low-cost Kimi K3 model added to that anxiety.
Netflix sank 7.7% on weak revenue and guidance, and Intuitive Surgical lost 12.5%, broadening the market drag beyond semiconductors even after stronger bank earnings earlier this week.
The 10-year Treasury yield eased to 4.53% from 4.57%, but higher energy prices still threaten inflation, mortgage costs and the recent improvement in US consumer sentiment.
After a major AI stock sell-off, does TSMC’s massive new U.S. investment signal the market panic was merely a blip?
As low-cost Chinese AI models gain traction, can Western tech giants' massive valuations still be justified in the long run?
As the U.S.-Iran conflict disrupts global oil, can new pipelines truly secure energy supplies away from the Strait of Hormuz?
July 2026 Market Turmoil: Asian Equities Enter Correction, AI & Semiconductor Sell-off, and Oil Surges Amid Geopolitical Crisis
Overview
In July 2026, global financial markets faced significant volatility, driven by escalating geopolitical tensions and a surge in oil prices. Asian equities, especially Japan's Nikkei 225 and South Korea's KOSPI, experienced sharp corrections, with the semiconductor and AI sectors hit by a notable sell-off. This turmoil led to a difficult deleveraging moment for some speculative products, even though company fundamentals remained stable. The market downturn was amplified by rising oil prices due to disruptions in the Strait of Hormuz, highlighting how geopolitical risks and sector-specific pressures combined to create a challenging environment for investors.