The California billionaire tax is headed to the ballot. The ultrawealthy are bracing for what comes next.

Tech Insider : Politics, Business
People holding signs that say
The proposed billionaire tax is set to appear on the California ballot in November.

Caroline Brehman/Bloomberg/Getty Images

Michael Dell is absolutely crushing it this year

Tech Insider : Business
Michael Dell
Michael Dell has become the world's fifth-richest person.

SAUL LOEB / AFP via Getty Images

See the list of California's 200-plus billionaires who could be hit by the proposed wealth tax if it passes

Tech Insider : Business, Economy
Side by side images of Palmer Luckey, Mark Zuckerberg, Jensen Huang.
Palmer Luckey, Mark Zuckerberg, and Jensen Huang are among the billionaires who could be affected by a California wealth tax.

Patrick T. Fallon/AFP/Getty Images; Jeff Bottari/Zuffa LLC/Getty Images; Patrick T. Fallon/AFP/Getty Images

A late tech billionaire's Versailles-inspired California mansion just took a $20 million price cut to $87.5 million. See inside.

Tech Insider : Business
Exterior view of the Sand Castle mansion on a cliff in La Jolla, California.
The late tech billionaire Darwin Deason's Versailles-inspired mansion on the Pacific Ocean took a price cut and is now listed at $87.5 million.

Courtesy of Austin Ashline of Future Home Photos

Elon Musk has broken the rich list

Tech Insider : Business
Elon Musk's net worth exceeds $1 trillion.
Elon Musk's net worth exceeds $1 trillion.

Matt Rourke/AP

See how Elon Musk's fortune compares with the richest Americans in history

Tech Insider : Economy, Business
Split image of John D. Rockefeller and Elon Musk
Standard Oil founder John D. Rockefeller has long been considered the wealthiest man in America's history, but Elon Musk is now wealthier — and his fortune continues to grow.

General Photographic Agency/Getty Images / ALLISON ROBBERT/AFP via Getty Images

A mining billionaire made a major bet on SpaceX — and is eyeing potential ties to Musk's company

Tech Insider : Business, Economy, Technology
Billionaire Gina Rinehart, chairman of Hancock Prospecting.
Australian mining billionaire Gina Rinehart has built major stakes in rare-earth and critical minerals companies alongside her iron-ore business.

Philip Gostelow/Bloomberg/Getty Images

Jamie Dimon is throwing a party to woo SpaceX employees who just struck it rich

Tech Insider : Business
A cake replica of 270 Park Ave and plans for JPMorgan's light display.
JPMorgan is going all out for SpaceX employees, from a cake replica of its headquarters and plans to display rockets at the top of its skyscraper.

Cake Don; Leo Villareal Studio

See which World Cup stars take home the biggest paychecks, including 2 billionaires

Tech Insider : Sports, Sports, Business
Lionel Messi and Cristiano Ronaldo
Lionel Messi and Cristiano Ronaldo have a combined net worth of over $2 billion.

Andrew J. Clark/ISI Photos; Gualter Fatia via Getty Images

I vibe-coded a billionaire jet tracker to warn people about a possible apocalypse. Then the data started getting weird.

Tech Insider : Technology, Business, Crypto
Kyle McDonald's Apocalypse Early Warning System features a world map with the approximate locations of more than 35,000 private and business jets.
Kyle McDonald's Apocalypse Early Warning System features a world map with the approximate locations of more than 35,000 private and business jets.

Kyle McDonald's Apocalypse Early Warning System

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