Tech Insider : Business, Style
A headshot of Israel Englander, founder of Millennium Management
Millennium's Izzy Englander recently sold a stake in his firm for the first time.
Tech Insider : Business
Tyler Errickson stands in front of a black background
Tyler Errickson is launching Riptide Advisors at the start of 2026.
Tech Insider : Business
Jim Simons speaks at a podium
The late Jim Simons founded Renaissance Technologies
Tech Insider : Business
Ken Griffin speaks on stage at a conference.
Ken Griffin, Founder and Chief Executive Officer of Citadel, speaks during the America Business Forum at Kaseya Center in Miami, Florida, U.S. November 5, 2025. REUTERS/Marco Bello