The Nasdaq could face market-cap losses of nearly $1 trillion if premarket declines hold into the close of trading.

US-listed shares of tech giants Nvidia, TSMC, and others are gaining some lost ground after China's DeepSeek rattled stock ...

DeepSeek has complicated the dominant narrative that's propped up the market for the last 2 years, challenging lofty ...

Chipmakers and other AI-connected industries saw stocks drop Monday amid concerns over advancements by DeepSeek ...

A breakthrough Chinese chatbot has sparked alarm about the country’s advances in artificial intelligence (AI) and wiped close ...

Nvidia shares' 9% recovery Tuesday was the second-best day in terms of market cap added for any company ever—but the company ...

The emergence of DeepSeek's free assistant has placed big doubts over the US market's AI-driven rally of the past two years.

The emergence of China-based AI app DeepSeek sent shares plummeting on Monday for many U.S. tech giants, including chipmaker ...

The market's reaction underscores investor anxiety about the potential economic impact of Trump's tariff plans.

US stock futures pointed to sharp losses for the major indexes, as Wall Street showed the effects of President Donald Trump’s ...