The emergence of China-based AI app DeepSeek sent shares plummeting on Monday for many U.S. tech giants, including chipmaker Nvidia and AI-backer Microsoft.
After China's DeepSeek prompts AI rethink, Nvidia stock slides. Follow along for live updates on stocks and other markets, including the Dow Jones Industrial Average, S&P 500 and Nasdaq Composite.
It’s not just Nvidia. Chip makers, data-center operators and other companies looking to sell picks and shovels into the gold rush of the artificial-intelligence boom are getting a brutal beat-down.