Elon Musk made a bid to buy leading artificial intelligence company OpenAI. CEO Sam Altman says OpenAI isn’t for sale and said of Musk: “probably his whole life is from a position of insecurity.” The ...

The $97.4 billion bid muddles up Sam Altman’s quest to convert the ChatGPT-maker into a for-profit company.

Government investigations into Mr. Musk’s companies are stalling amid President Trump’s firings and Biden administration ...

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