Wall Street’s superstars are tumbling Monday as a competitor from China threatens to upend the artificial-intelligence frenzy ...

The S&P 500 fell 1.9% Monday. Big Tech stocks took some of the heaviest losses, with Nvidia down 17.6%, and they dragged the ...

In Amsterdam, Dutch chipmaking equipment company ASML slid 7%. In Tokyo, Japan’s Softbank Group Corp. lost 8.3% to pull ...

Wall Street's tech giants dragged US frontline indices on Monday after China's AI startup DeepSeek rattled Silicon Valley and ...

The S&P 500 and Nasdaq are dropping, while the Dow ekes out a gain as tech stocks fall amid fears over China's DeepSeek AI.

The Dow Jones U.S. total stock market index was down 1,111.20 points, or 1.8% Monday afternoon, as fears around Chinese startup DeepSeek’s AI developments sparked a $1.3 trillion tech rout. The index ...

Behind strong returns for shares of Salesforce and Johnson & Johnson, the Dow Jones Industrial Average is up Monday afternoon. Shares of Salesforce and Johnson & Johnson have contributed around a ...

Other leveraged ETFs with large Nvidia exposure made equally dramatic moves. The ProShares Ultra Semiconductors ETF, which targets a return double that of the Dow Jones U.S. Semiconductors Index and ...