Their mutual friction goes back to the foundational ideals of OpenAI. But now both seem to have Trump’s favour: Elon Musk as ...

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 ...

This week brings a slew of earnings from big tech companies and from other blue chips in areas such as credit cards, defense, energy and telecoms. Wednesday is shaping up to be the busiest day, with ...

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 ...

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

DeepSeek was reportedly developed in just two months at a cost of under $6 million — a stark contrast to the billions ...

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

Stocks futures are pointing to a sharply lower open on Monday as technology stocks tumble on concerns about the competitive ...

The concerns over U.S. tech stocks come during a week when many of the sector's key companies will report earnings. Meta, ...

The surge in Chinese AI chat assistant DeepSeek to the top of the Apple app charts couldn’t have been better timed to put pressure on the biggest U.S. technology companies. Four of the Magnificent ...