Musk's designation as the world's first trillionaire is based on dubious Wall Street math.

Shares of SpaceX dropped 6.2% as of Wednesday afternoon, a reversal from the nearly 12% jump over the three previous trading ...

SpaceX filed plans to take the company public in paperwork with the Securities and Exchange Commission, offering rare insight into the finances of the aerospace giant owned by Elon Musk, whose ...

The world’s first trillionaire used a rigged tax code, government support, and unchecked political influence to extract and protect his own wealth. Elon Musk is now the world’s first trillionaire.

Elon Musk accused OpenAI of putting commercial gain over the public good, but jurors ruled that the statute of limitations had expired. Mr. Musk said he planned to appeal, skewering the decision and ...

Gwynne Shotwell, the president and chief operating officer, is the adult-in-the-room foil to Mr. Musk as SpaceX prepares for a blockbuster initial public offering. By Ryan Mac Reporting from Los ...

Elon Musk, the world’s richest person, is on the cusp of a record-setting initial public offering that could soon make him a trillionaire. But in recent months he’s been increasingly vocal about ...

OAKLAND, Calif. — Shivon Zilis, a longtime adviser to tech billionaire Elon Musk who also is the mother of four of his children, took the witness stand Wednesday in a trial that has given a rare ...