Musk's net worth fell below $400 billion for the first time this year on Monday, according to Bloomberg Billionaires Index.

Rep. Jamie Raskin, D-Md., ranking member of the House Oversight and Accountability Committee, speaks during a news conference ...

A billionaire tech battle is heating up as the chief executive of OpenAI, Sam Altman, brushes off Elon Musk’s unsolicited bid ...

Musk reposts on X a summary of a Financial Times report on Stargate, the $500 billion tech initiative involving OpenAI that ...

The billionaire is leading a group of investors in the unsolicited offer, which complicates the start-up’s plan to raise more ...

After helping President Trump get elected, Elon Musk was poised to dominate the country’s A.I. policies. Then Mr. Altman ...

Here's a list of the top ten richest people in the world, nine of which are American billionaires. See Elon Musk's net worth.

Trump has threatened to place a 25 percent tariff on imports from Canada and Mexico, as well as a 10 percent additional ...

Trump's aides have signaled behind the scenes that Musk still reports to White House chief of staff Susie Wiles.

A federal judge weighed in Tuesday on a long-brewing legal feud between billionaires Elon Musk and Sam Altman over OpenAI, ...

Angry and confused constituents have flooded the phone lines at the US Capitol this week, many of them asking questions about ...

As Elon Musk’s DOGE disrupts Washington, the billionaire has turned the social media platform he owns into the favored forum ...