Billionaire Profile
Mark Cuban
Global Rank
#636

Image: Public domain | via Wikimedia Commons

Mark Cuban

CEO, Mark Cuban Cost Plus Drug Company
US
Real-Time Net Worth
$6B
As of December 2025
Age
67
Source
Online media, Dallas Mavericks
Industry
media-entertainment
Citizenship
US

Biography

Mark Cuban is an American businessman, investor, and television personality, known for his ventures in online media, sports, and entertainment. Born on July 31, 1958, Cuban's estimated net worth is $6.0 billion. His career spans from founding and selling successful tech companies like MicroSolutions and Broadcast.com to owning the Dallas Mavericks and appearing on the reality TV show Shark Tank. Cuban is recognized for his active involvement in his businesses and his outspoken personality. He is married to Tiffany Stewart and they have three children.

Wealth Over Time

In-Depth Profile

Early Life and Education

Mark Cuban was born in Pittsburgh, Pennsylvania, on July 31, 1958. He displayed an entrepreneurial spirit from a young age, selling garbage bags at 12 and later, stamps and coins. Cuban attended the University of Pittsburgh for a year before transferring to Indiana University, where he earned a Bachelor of Science in Management from the Kelley School of Business in 1981.

Rise to Success

Cuban's business career began after college. He moved to Dallas, Texas, and worked as a salesperson. In 1983, he founded MicroSolutions, a computer consulting business, which he later sold to CompuServe in 1990 for $6 million. Cuban then founded Broadcast.com with Todd Wagner, which was sold to Yahoo! in 1999 for $5.7 billion.

Key Business Strategies

Cuban is known for his hands-on approach, embracing technology, and a relentless work ethic. His strategy includes staying ahead of technological trends, being willing to adapt, and innovating in various sectors. He emphasizes the importance of sweat equity and the value of knowing his business and industry better than anyone else.

Philanthropy

Cuban gives back through the Mark Cuban Foundation, which hosts talks and seminars for underprivileged high school students, teaching them about business and management.

Career Milestones

1983

Founded MicroSolutions

Cuban founded a computer consulting business.

1990

Sold MicroSolutions

Sold MicroSolutions to CompuServe for $6 million.

1995

Founded Broadcast.com

Co-founded Broadcast.com, a streaming audio and video service.

1999

Sold Broadcast.com

Sold Broadcast.com to Yahoo! for $5.7 billion.

2000

Purchased Dallas Mavericks

Purchased a majority stake in the Dallas Mavericks.

2011

Won NBA Championship

Won the NBA championship with the Dallas Mavericks.

2011

Joined Shark Tank

Began appearing on Shark Tank as an investor.

2022

Founded Mark Cuban Cost Plus Drug Company

Launched an online pharmacy focused on low-cost generic drugs.

2023

Sold majority stake in Dallas Mavericks

Sold a majority stake in the Dallas Mavericks to Miriam Adelson and Patrick Dumont.

Philanthropy & Social Impact

Education

Mark Cuban Foundation

Undisclosed

The foundation hosts talks and seminars for low-income high schoolers to teach them about business and management.

Business Philosophy & Leadership

Notable Quotes

"It's not about money or connections. It's the willingness to outwork and outlearn everyone."

"Sweat equity is the most valuable equity there is."

"The best way to predict the future is to invent it."

Leadership Principles

Never forget where you came from

Emphasizes humility, empathy, and self-awareness. It encourages leaders to stay connected to their employees' experiences.

Reduce Stress

Offering a valuable service to a boss is reducing their stress levels.

Controversies & Challenges

2018

Sexual Harassment Allegations

Allegations of sexual harassment within the Dallas Mavericks organization, leading to investigations and firings.

2018

NBA Fine for Tanking Comments

Fined $600,000 by the NBA for comments suggesting the Mavericks should intentionally lose games to improve draft picks.

2024

DEI stance

Cuban defended his use of Diversity, Equity, and Inclusion (DEI) policies within his organization, which drew criticism from the former commissioner of the U.S. Equal Employment Opportunity Commission (EEOC).