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 ...

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.

Some AI researchers hailed DeepSeek’s R1 as a breakthrough on the same level as DeepMind’s AlphaZero, a 2017 model that ...

Talk of an artificial-intelligence upstart in China behind a formidable ChatGPT rival had been building for days.

The tech-heavy Nasdaq slipped 3% Monday afternoon as a perceived threat from Chinese artificial intelligence startup DeepSeek ...

In an apparent response to the attention on a hot new AI model out of China, Microsoft CEO Satya Nadella posted online ...

The S&P 500, a gauge of U.S. large-cap stocks, notched a record closing high of 6,118.71 on Jan. 23, according to Dow Jones Market Data. Big Tech stocks have massive market values, translating into ...

Today, Coleman runs Tiger Global Management, a hedge fund and venture capital firm. At the end of the third quarter, the fund held 45 stocks valued at roughly $23.4 billion. Coleman clearly ...

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

The selloff stems from weekend panic over last week’s release from the relatively unknown Chinese firm DeepSeek of its ...

Jan. 27, 12:30 p.m. ET U.S. stocks got walloped Monday: The S&P 500 was down about 2% at 12:30 p.m. EST, and the tech-heavy ...

A Chinese artificial intelligence company called DeepSeek is grabbing America's attention — and sending a shock wave through ...