The S&P 500 fell 1.5% on Monday, Jan. 27, as a Chinese startup's cost-efficient and high-performing AI model sent shockwaves ...

Even accurate predictions about market valuation can lead to poor timing decisions,” writes financial planner David Lawrence.

News from China upset U.S. markets Monday and disrupted the frenzy that had built up around artificial intelligence.

Chinese AI startup DeepSeek has emerged as a strong competitor, causing a major sell-off in US tech stocks. Nvidia witnessed ...

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

Stiffer competition for the tech giants at the forefront of the artificial intelligence boom prompted investors to reassess ...

DeepSeek released an open-source artificial intelligence model in December, saying it took only two months and less than $6 ...

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.

The tech-heavy Nasdaq 100 is the best performer but more risk-averse investors may prefer the more broadly diversified S&P 500.

Here are five well-known but undervalued dividend-paying stocks that look like outstanding ideas for investors to buy in 2025 ...

Lured by the potential for fast money, more investors are turning to leveraged ETFs. But they’re not for everyone.

US stocks opened lower after Chinese startup DeepSeek's AI model shows AI can be built cheaply. That sparked fears AI ...