A surfer without a degree is worth $16 billion after his biotech company's stock soared 1,100% in a year

Tech Insider
Summit Therapeutics CEO Bob Duggan shown surfing a wave.
Bob Duggan is the CEO of Summit Therapeutics.

Summit Therapeutics

$100 billion club shrinks to 12 members as slump in stocks knocks 3 people out

Tech Insider
Jensen Huang in front of the Nvidia logo.
Nvidia CEO Jensen Huang tumbled out of the $100 billion club last week.

Noah Berger/Getty Images

A grocery tycoon turned Walmart robotics supplier is one of this year's biggest wealth losers after $9 billion wipeout

Tech Insider
the Symbotic logo
Symbotic supplies warehouse robots.

Pavlo Gonchar/SOPA Images/LightRocket/Getty Images

Here's how these successful CEOs managed to lose it all

Tech Insider
Former FTX CEO Sam Bankman-Fried.
Former FTX CEO Sam Bankman-Fried lost money after his company collapsed and his arrest.

Michael M. Santiago via Getty Images

3 Walmart heirs are on the brink of being worth $100 billion each — and together they're way richer than Elon Musk

Tech Insider
Wal-Mart family Jim Walton, Alice Walton and Rob Walton
Jim, Alice, and Rob Walton have all become a lot richer this year.

REUTERS/Rick Wilking

Oracle billionaire Larry Ellison's incredible real estate portfolio includes properties in Silicon Valley, Japan, Hawaii, and more

Tech Insider
larry ellison nobu ryokan
Larry Ellison is the cofounder and CTO of Oracle.

Fred Prouser/Reuters; Barbara Kraft

The billionaire's social calendar: The must-attend events for the world's wealthiest business icons

Tech Insider : Travel
A plane, chanel purse, Rolex, gold chain, and other luxury items are displayed together
Billionaires follow a pretty consistent schedule, flying their private jets en masse from Davos in January and Sun Valley in July, stopping in Monaco and St. Barts on their superyachts in between.

iStock; Robyn Phelps/Insider

Meet US Open star Jessica Pegula, whose parents are the billionaire owners of the Buffalo Bills

Tech Insider : Sports
Jessica Pegula prepared to swing her racquet during her match in the first round of the US Open.
Jessica Pegula defeated fellow American Shelby Rogers in the first round of the US Open.

Robert Prange/Contributor/Getty Images

Autry Stephens sold his company for $26 billion but died before the deal was done. Here's how a Texas farm boy became an oil tycoon.

Tech Insider
Autry Stephens, founder of Endeavor Energy oil company
Autry Stephens became an oil tycoon in his forties.

Endeavor Energy Resources

Meet Françoise Bettencourt Meyers, the L'Oréal heiress worth about $90 billion

Tech Insider
Francoise Bettencourt-Meyers
Françoise Bettencourt Meyers is the granddaughter of L'Oréal founder Eugène Schueller.

Martin Bureau/AFP/Getty Images

Subscribe to Billionaires