Nasdaq posted its biggest one-day percentage drop since Dec. 18 on Monday as a low-cost Chinese artificial intelligence model ...

DeepSeek’s emergence is shaking up investor confidence of the AI story that has been lifting the U.S. bull market in the past ...

The Nasdaq and other major indexes rebounded on Tuesday, recovering from the sharp sell-off triggered by DeepSeek’s crash, ...

American AI stocks got sucker punched after China's DeepSeek app reportedly showed advancements against rivals sending ...

The S&P 500 and the Nasdaq ended sharply lower on Monday as Nvidia and other chipmakers sold off after surging popularity of ...

The Nasdaq & S&P 500 fell after Chinese startup DeepSeek shows AI can be built cheaply, sparking fears AI spending will stall ...

The S&P 500 and the Nasdaq fell sharply on Monday, led by Nvidia and other chipmakers as popularity of a low-cost Chinese ...

Chinese startup DeepSeek has debuted an AI app that challenges OpenAI's ChatGPT and other U.S. rivals, sending a shock ...

Stay updated on the latest earnings reports from Big Tech companies like Meta Platforms, Microsoft, and Tesla, and the impact of AI innovations on ...

Major averages tumbled on Monday as concerns about the AI rally ramped up in the face of buzz about China AI startup DeepSeek ...

Jan. 27, 4:20 p.m. ESTStocks were battered by DeepSeek’s debut: The S&P 500 closed down 1.5%, while the tech-heavy Nasdaq plunged just over 3%—its worst day since Dec. 18 and fourth-worst day ...