Billionaires

Altman and Musk were OpenAI’s founding co-chairs in 2015, but their relationship has devolved into name-calling and lawsuits.

New York billionaire Charles Cohen took over his family’s real estate firm and kept expanding. Now he’s battling multiple foreclosures and working to save his fortune.

Murdoch’s U.K.-based publisher of The Sun tabloid, News Group Newspapers, has agreed to pay “substantial damages” to settle Harry’s legal claim.

US tariffs on Australian and Chinese exports can lead to higher prices, economic uncertainty, and a decrease in demand for Australian-made goods and services. Here’s how it could play out.

Separately, shares of Trump’s other publicly traded eponymous entity, Trump Media & Technology Group, dropped more than 10% in the first day of trading following Trump’s inauguration.

The Department of Government Efficiency, or DOGE, now faces a lawsuit alleging the panel is not following requirements for advisory committees.

Donald Trump was sworn in as president at noon Monday in a Capitol Rotunda full of high-profile guests.

Arnault is the world’s fifth wealthiest person while Ambani is the eighteenth richest.

Ho Bee Land—controlled by Singaporean billionaire Chua Thian Poh—has offered to buy AVJennings in a deal valuing the Australian home builder at A$391 million ($242 million), sparking a bidding war with American real estate giant Proprium Capital Partners.

TikTok is difficult to value. Keeping those complications in mind, Forbes spoke with at least nine people and came up with these different scenarios.