US equity markets fell sharply as investor caution over high AI valuations intensified ahead of key Nvidia earnings, weighing heavily on major tech shares.
On November 19, US tech-related stocks tumbled amid growing investor concerns about high valuations in the artificial intelligence sector. The Nasdaq dropped 1.8% and the S&P 500 fell 1.2%. Nvidia shares declined 3.5%, with other major AI stocks down around 3%. Analysts cautioned about potential late-cycle market risks ahead of Nvidia’s upcoming earnings report, reflecting heightened sensitivity to developments in the AI industry.