James Dinan
#1718

James Dinan

United States 67 years old Self-Made

Overview

Source of Wealth
Hedge funds
Residence
North Salem, New York
Organization
Founder at York Capital Management
Education
Harvard University (Master of Business Administration)
University of Pennsylvania, The Wharton School (Bachelor of Arts/Science)
Marital Status
Married
Children
3

Biography

James Dinan founded York Capital Management in 1991 and is the former chairman and CEO of the money management firm.

York Capital had $1.6 billion of assets under management as of March 2025, down from $19 billion in 2019.

In 2014 Dinan purchased a minority stake in the NBA's Milwaukee Bucks, alongside fellow finance tycoons Marc Lasry and Wes Edens.

Dinan obtained his B.S. degree in economics from the Wharton School and his M.B.A from Harvard Business School.

Dinan, who stopped serving as chairman of York Capital in late 2023, now spends his time managing his family office, according to a filing from York Capital.

About

Dinan lost much of his savings in the 1987 Black Monday stock market crash. Four years later, he founded York Capital Management.

Dinan sits on numerous boards, including that of the Lincoln Center for the Performing Arts and the Museum of the City of New York.