Gabelli Funds' 13F portfolio value grows to $13.87B, with top holdings in Microsoft and Lennar. Click here to read more about ...

Alphabet (GOOG, GOOGL), and Microsoft (MSFT) are investing in nuclear energy as a clean source to power massive data centers. Yahoo Finance's Madison Mills speaks with Tom Steyer, Co-Executive Chair ...

Elon Musk's lawsuit against OpenAI has revealed a lot of juicy emails detailing the thoughts of the nonprofit's leadership.

When the Senate passed the Kids Online Safety Act in a nearly unanimous vote in July, it was a rare moment of bipartisan ...

Tesla (TSLA 3.07%) is back. Shares of the electric vehicle (EV) maker plunged as much as 43% earlier this year. The stock has been on a roll since late April, though, soaring more ...

Jeff Bezos recently invested in robotics startup Physical Intelligence. He's one of several billionaires investing in robots.

The Trump-inspired stock market rally dried up further as investors heeded concerns about more hawkish monetary policy, ...

So it's clear investors are eager to hear an update from this market leader. But we're not completely in the dark right now.

During the third quarter, billionaire Ken Griffin cut Citadel's stake in Palantir by 91% while increasing his hedge fund's ...