American billionaire Ken Griffin says AI is ‘almost certainly’ in a bubble right now
Citadel founder Ken Griffin says investors are ‘almost certainly’ in an AI bubble, but predicts the technology will create a golden era for entrepreneurs.
North America
American billionaire Warren Buffett's Berkshire Hathaway puts $595 million into homebuilder Lennar
Berkshire Hathaway, the conglomerate built by Warren Buffett, spent about $595 million on Lennar shares in a two-week buying run, lifting its stake to 12%.
American billionaire John Paulson gives Hebrew University a record $250 million
American billionaire John Paulson has pledged Hebrew University of Jerusalem a record $250 million to build an engineering faculty and expand medical and trauma research.
American billionaire Jensen Huang’s Nvidia set for AI partnership with Germany
Germany plans to announce an AI partnership with Nvidia next week, investing several hundred million euros as Jensen Huang visits Berlin for an investment summit.
American billionaire Brian Venturo’s CoreWeave bonds slide as AI debt fears mount
Yields on bonds from Brian Venturo’s CoreWeave climbed to about 15% this week as investors questioned the AI cloud firm’s roughly $50 billion debt.
Spanish billionaire and Zara founder Amancio Ortega buys $550 million Chicago office tower
Zara founder Amancio Ortega’s family office bought Chicago’s 51-story 1 N. Wacker Drive for about $550 million, the city’s largest office sale since 2015.
Billionaire Tyler Perry lists Harry and Meghan's former refuge for $57 million
Billionaire Tyler Perry has listed his Beverly Hills estate, once home to Prince Harry and Meghan Markle, for $57 million, alongside his Wyoming property.
Oura CEO Tom Hale pulls $2.2 billion IPO despite strong demand
Oura chief executive Tom Hale has postponed the smart-ring maker's $2.2 billion Nasdaq IPO, putting a $1.2 billion payday for Forerunner Ventures on hold.
Billionaire Jensen Huang bets Nvidia chips can keep AI agents from going rogue
Jensen Huang's Nvidia launched a two-layer system to contain rogue AI agents, saying it could have stopped the OpenAI models that hacked Hugging Face.
Billionaire Larry Ellison's Oracle has a record $664 billion of contracted AI revenue
Larry Ellison’s Oracle has reached $664 billion in remaining performance obligations as demand for AI cloud infrastructure drives record growth in its contracted revenue.
How Magic Johnson turned a Starbucks franchise investment into a $200 million stake in the Los Angeles Dodgers
Magic Johnson built 125 Starbucks stores, sold them all back to Howard Schultz, then used the proceeds to buy a $50 million stake in the Los Angeles Dodgers that is now worth approximately $200 million.
Kanye West's $17.7 million Russia shows thrown into chaos as St Petersburg venue says no contract was ever signed
Kanye West's two October shows at St Petersburg's Gazprom Arena have been thrown into chaos after the venue said no rental contract was ever signed, despite organizers claiming a $17.7 million advance had already been paid to the rapper.
LeBron James borrowed $300M from Guggenheim-linked insurers
Months before he signed with the Lakers in 2018, LeBron James' LLC sold nearly $300 million in bonds to two life insurers advised by Mark Walter's Guggenheim — backed by his Nike deal and not due until 2049.
South African-born billionaire Patrick Soon-Shiong will keep his Lakers stake amid Buss family feud
The South African-born billionaire says he will not sell his minority Lakers stake and intends to partner with incoming owners Bob Iger and Josh Kushner.
Billionaire Peter Thiel acquires $76 million stake in an Argentine shale oil producer
Peter Thiel's hedge fund bought about 1% of Vista Energy for $76 million, four months after he met Argentine President Javier Milei.
Late Home Depot billionaire Bernie Marcus's foundation funds a $28.7 million heart trial
The Marcus Foundation has given $28.7 million to USC for a stem cell trial to regenerate heart muscle destroyed by heart attacks.