Mark Cuban

Born 1958 · Age 67

American entrepreneur, investor, owner (former majority, current minority) of the Dallas Mavericks, co-founder of Broadcast.com and 2929 Entertainment, Shark Tank investor, and founder/co-founder of multiple media, tech and health ventures.

Total Events

Career Span

67 years

Peak Net Worth

$6,000,000,000

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Life & Career Timeline

1958Age 0

Born in Pittsburgh, Pennsylvania

Mark Cuban was born in Pittsburgh, Pennsylvania to Norton and Shirley Cuban.

7/31/1958Source

Confidence

100%

1970Age 12

First entrepreneurial venture — selling garbage bags

At age 12 Cuban sold garbage bags to raise money for a pair of sneakers — his first documented business activity.

1/1/1970Source

Confidence

95%

1973Age 15

Selling stamps and coins as a teen

A few years after selling garbage bags, Cuban earned money selling stamps and coins.

1/1/1973Source

Confidence

85%

1974Age 16

Ran newspapers during strike

At about 16, Cuban ran newspapers into Pittsburgh during a Pittsburgh Post-Gazette strike, an early entrepreneurial/logistics effort.

1/1/1974Source

Confidence

90%

1975Age 17

Enrolled early at University of Pittsburgh

Cuban enrolled as a full-time student at the University of Pittsburgh instead of completing his senior year of high school.

1/1/1975Source

Confidence

75%

1976Age 18

Transferred to Indiana University

After one year at the University of Pittsburgh Cuban transferred to Indiana University Bloomington (Kelley School of Business).

1/1/1976Source

Confidence

85%

1981Age 22

Graduated Kelley School of Business (BS Management)

Cuban graduated from Indiana University's Kelley School of Business with a Bachelor of Science in management.

1/1/1981Source

Confidence

100%

1981Age 22

Hired at Mellon Bank (Pittsburgh)

After graduation Cuban took a job at Mellon Bank, where he studied machines and networking.

1/1/1981Source

Confidence

90%

1982Age 23

Bartender at Elan and hired by Your Business Software

Worked as a bartender on Greenville Avenue then became a salesperson at early Dallas PC software retailer Your Business Software.

1/1/1982Source

Confidence

95%

1982Age 23

Moved to Dallas, Texas

Cuban relocated to Dallas to pursue new opportunities.

7/7/1982Source

Confidence

95%

1983Age 25

Founded MicroSolutions

Cuban founded MicroSolutions (systems integrator and software reseller) using an advance from first customer; company supported networking and early business software.

1/1/1983Source

Confidence

85%

1983Age 25

Fired from Your Business Software

Cuban was fired after missing store opening duties to meet a client — a turning point that led him to start his own company.

1/1/1983Source

Confidence

90%

1990Age 32

MicroSolutions sold to CompuServe for $6M

Cuban sold MicroSolutions to CompuServe (H&R Block subsidiary) for $6,000,000 and made about $2M after taxes.

1/1/1990Net Worth: $2,000,000Source

Confidence

98%

1991Age 33

Short-lived hedge fund and early investing

Used networking knowledge and capital to invest in public and private companies and briefly ran a hedge fund which he sold within 12 months.

1/1/1991Net Worth: $2,500,000Source

Confidence

60%

1992Age 34

Moved to Los Angeles for acting classes

Spent time in LA taking acting classes and doing commercials and B-movies before returning to Dallas.

1/1/1992Net Worth: $3,000,000Source

Confidence

80%

1995Age 37

Co-founded Audionet with Todd Wagner

Cuban and Todd Wagner created Audionet to stream Indiana basketball and other content—the company later became Broadcast.com.

1/1/1995Net Worth: $5,000,000Source

Confidence

95%

1998Age 40

Broadcast.com went public (IPO)

Broadcast.com (formerly Audionet) completed an IPO in July 1998, with a historic first-day share jump.

7/1/1998Net Worth: $800,000,000Source

Confidence

85%

1999Age 41

Broadcast.com business scale (Q2)

By 1999 Broadcast.com had about 330 employees and reported $13.5 million in revenue for the second quarter.

1/1/1999Net Worth: $1,000,000,000Source

Confidence

90%

1999Age 41

Broadcast.com helped live-stream Victoria's Secret Fashion Show

Broadcast.com helped launch the first live-streamed Victoria's Secret Fashion Show (1999).

1/1/1999Net Worth: $1,100,000,000Source

Confidence

90%

1999Age 41

Sold Broadcast.com to Yahoo! for $5.7B in stock

Yahoo! acquired Broadcast.com for approximately $5.7 billion in Yahoo stock during the dot-com boom.

1/1/1999Net Worth: $1,200,000,000Source

Confidence

98%

1999Age 41

Hedged Yahoo stock to protect wealth

Cuban hedged the Yahoo! stock he received, a trade later described as one of the top stock trades that protected most of his fortune.

1/1/1999Net Worth: $1,200,000,000Source

Confidence

90%

2000Age 41

Purchased the Dallas Mavericks for $285M

Cuban bought a majority stake in the NBA's Dallas Mavericks from H. Ross Perot Jr. for $285 million.

1/4/2000Net Worth: $1,000,000,000Source

Confidence

99%

2001Age 43

Co-founded HDNet and HDNet Movies

With Phil Garvin (and Todd Wagner involvement), Cuban launched HDNet and HDNet Movies — early all high-definition TV networks.

1/1/2001Net Worth: $1,100,000,000Source

Confidence

90%

2003Age 45

Started Fallen Patriot Fund

Cuban started the Fallen Patriot Fund to assist families of U.S. military personnel killed or injured in the Iraq War, personally matching the first $1M.

1/1/2003Net Worth: $1,250,000,000Source

Confidence

80%

2003Age 45

Co-founded 2929 Entertainment (with Todd Wagner)

Cuban and Todd Wagner co-founded 2929 Entertainment to integrate production and distribution of films and video.

1/1/2003Net Worth: $1,200,000,000Source

Confidence

90%

2003Age 45

2929 Entertainment purchased Landmark Theatres (58 screens)

2929 Entertainment acquired Landmark Theatres, a chain of 58 arthouse movie theaters.

9/24/2003Net Worth: $1,250,000,000Source

Confidence

92%

2005Age 47

Invested $1.7M in Red Swoosh

Cuban invested $1.7 million in file-sharing company Red Swoosh (co-founded by Travis Kalanick) to help it recover after the early-2000s recession.

1/1/2005Net Worth: $1,300,000,000Source

Confidence

98%

2005Age 47

Invested in Brondell, IceRocket, Weblogs, Inc., and Goowy

Cuban made several angel/venture investments in consumer and internet startups including Brondell (bidet-seat maker), IceRocket (search engine), Weblogs, Inc., and Goowy.

1/1/2005Net Worth: $1,320,000,000Source

Confidence

85%

2006Age 48

Fined $25,000 for rushing onto court and criticizing officials

Cuban was fined $25,000 by the NBA for rushing onto the court and criticizing officials (during mid-2000s controversies).

1/1/2006Net Worth: $1,400,000,000Source

Confidence

90%

2006Age 48

Financed Sharesleuth.com

Cuban financed Sharesleuth.com (July 2006), a site investigating fraud in public companies; he disclosed taking positions in shares mentioned.

1/1/2006Net Worth: $1,300,000,000Source

Confidence

90%

2006Age 48

2929 released 'Bubble' (Soderbergh film)

2929 Entertainment released the film 'Bubble' directed by Steven Soderbergh (2006).

1/1/2006Net Worth: $1,350,000,000Source

Confidence

90%

2006Age 48

Fined $250,000 by NBA after 2006 Finals comments

After the Dallas Mavericks lost to Miami in the 2006 NBA Finals, Cuban was fined $250,000 for repeated misconduct.

1/1/2006Net Worth: $1,400,000,000Source

Confidence

95%

2007Age 49

Financed and distributed the film 'Redacted' through Magnolia Pictures

As owner of Magnolia Pictures Cuban financed 'Redacted' (Brian De Palma) and later removed disputed photographs from the film's ending (Sep 2007).

1/1/2007Net Worth: $1,420,000,000Source

Confidence

90%

2007Age 49

Red Swoosh acquired by Akamai for $19M

Red Swoosh, in which Cuban had invested, was acquired by Akamai for $19 million.

1/1/2007Net Worth: $1,460,000,000Source

Confidence

97%

2007Age 49

Published children's book 'Let's Go, Mavs!' (Mascot Books)

Cuban partnered with Mascot Books to publish his first children's book.

4/1/2007Net Worth: $1,400,000,000Source

Confidence

95%

2007Age 49

Launched HDNet Fights (MMA promotion)

Cuban organized 'HDNet Fights', a mixed martial arts promotion airing on HDNet; first show premiered with veteran fighters.

10/13/2007Net Worth: $1,450,000,000Source

Confidence

90%

2008Age 50

Launched Bailoutsleuth.com

Cuban started Bailoutsleuth.com (Oct 2008), an online portal for oversight of U.S. government bailout spending.

10/1/2008Net Worth: $1,500,000,000Source

Confidence

90%

2008Age 50

SEC filed insider trading lawsuit allegation

The U.S. SEC filed a civil suit alleging Cuban traded on nonpublic information in shares of Mamma.com (Copernic) in 2004; Cuban denied wrongdoing.

11/17/2008Net Worth: $1,500,000,000Source

Confidence

95%

2009Age 51

District court dismissed SEC charges (July 2009)

U.S. District Court dismissed the SEC action against Cuban; the SEC later appealed.

1/1/2009Net Worth: $1,600,000,000Source

Confidence

92%

2009Age 51

Became regular panelist at MIT Sloan Sports Analytics Conference

Since 2009 Cuban has been a recurring panelist at the annual MIT Sloan Sports Analytics Conference.

1/1/2009Net Worth: $1,650,000,000Source

Confidence

95%

2009Age 51

Fined $25,000 for yelling at J. R. Smith (Jan 2009)

The NBA fined Cuban $25,000 for yelling at Denver Nuggets player J. R. Smith during a January 13 game (fine announced Jan 16, 2009).

1/16/2009Net Worth: $1,600,000,000Source

Confidence

95%

2010Age 51

H. Ross Perot Jr. filed lawsuit alleging Mavericks insolvency

Perot (retaining 5% ownership) filed suit alleging the Mavericks were insolvent or in danger of insolvency (May 2010).

1/1/2010Net Worth: $1,600,000,000Source

Confidence

90%

2010Age 51

Loaned United Football League $5M

Cuban loaned $5 million to the UFL (April 2010) though he did not own a team; loan repayment dispute followed.

4/1/2010Net Worth: $1,600,000,000Source

Confidence

95%

2010Age 52

Fined $100,000 for comments about trying to sign LeBron James

Cuban was fined $100,000 on May 22, 2010 for comments made during a television interview about attempting to sign LeBron James.

5/22/2010Net Worth: $1,650,000,000Source

Confidence

95%

2011Age 52

Dallas Mavericks won the 2011 NBA Championship

Under Cuban's ownership the Mavericks defeated the Miami Heat to win the NBA title (June 2011).

1/1/2011Net Worth: $2,500,000,000Source

Confidence

98%

2011Age 52

Joined ABC's 'Shark Tank' as a main Shark (season 2)

Cuban became one of the main 'sharks' on Shark Tank starting in 2011, investing in entrepreneurs on the show.

1/1/2011Net Worth: $2,500,000,000Source

Confidence

98%

2011Age 53

Placed Magnolia Pictures and Landmark Theatres up for sale

Cuban announced Magnolia Pictures and Landmark Theatres were for sale but said he would keep them if the price/premium wasn't met (April 2011).

1/1/2011Net Worth: $2,600,000,000Source

Confidence

90%

2011Age 53

Published e-book 'How to Win at the Sport of Business' (30,000 words)

Cuban released a 30,000-word motivational e-book about business and entrepreneurship.

11/1/2011Net Worth: $2,600,000,000Source

Confidence

95%

2012Age 54

Shark Tank tenure and show success

Cuban continued as a Shark; the show won multiple Primetime Emmys for Outstanding Structured Reality Program after his joining (2014–2017 wins followed later).

1/1/2012Net Worth: $2,700,000,000Source

Confidence

90%

2012Age 54

Donation to Electronic Frontier Foundation ($250,000)

Cuban donated $250,000 to the EFF to support patent reform; funded the 'Mark Cuban Chair to Eliminate Stupid Patents' (Dec 19, 2012 donation).

1/1/2012Net Worth: $2,400,000,000Source

Confidence

96%

2013Age 55

Expanded 'How to Win at the Sport of Business' into print book

Cuban expanded the e-book into a published book (2013 release based on Britannica note).

1/1/2013Net Worth: $2,800,000,000Source

Confidence

88%

2013Age 55

Federal jury found in Cuban's favor in SEC insider-trading case

A federal jury in Texas returned a verdict in favor of Cuban in the SEC civil suit (Oct 16, 2013).

10/16/2013Net Worth: $2,800,000,000Source

Confidence

98%

2013Age 55

Motionloft CEO terminated (company Cuban invested in)

Motionloft's CEO Jon Mills was terminated by stockholders (Dec 1, 2013) amid questions about acquisition representations; Cuban had invested earlier.

12/1/2013Net Worth: $2,750,000,000Source

Confidence

85%

2014Age 56

Shark Tank won Emmy for Outstanding Structured Reality Program (2014)

Shark Tank won its first Emmy for Outstanding Structured Reality Program after Cuban joined the show.

1/1/2014Net Worth: $3,000,000,000Source

Confidence

95%

2014Age 56

Court of Appeals affirmed dismissal of Perot suit (5th Circuit decision)

After the Perot lawsuit, appeals confirmed dismissal in favor of Cuban regarding alleged insolvency claims (2014 affirmation referenced).

1/1/2014Net Worth: $2,900,000,000Source

Confidence

85%

2015Age 57

Shark Tank won additional Emmy awards (2015–2017 run)

Shark Tank continued winning Primetime Emmys for Outstanding Structured Reality Program (wins through 2017).

1/1/2015Net Worth: $3,300,000,000Source

Confidence

90%

2015Age 57

Invested in esports betting platform Unikrn

Cuban invested in Unikrn (June 2015), an esports-focused betting platform.

1/1/2015Net Worth: $3,350,000,000Source

Confidence

85%

2015Age 57

As of May 2015: invested in 85 Shark Tank deals totaling $19.9M

By May 2015 Cuban had invested in 85 deals across 111 Shark Tank episodes for a total of about $19.9 million (on-air commitments).

1/1/2015Net Worth: $3,200,000,000Source

Confidence

95%

2015Age 57

Invested in vestibular rehabilitation VR solution

In 2015 Cuban partnered with physicians to integrate vestibular rehabilitation software and VR goggles to offer a lower-cost solution for dizziness sufferers.

1/1/2015Net Worth: $3,100,000,000Source

Confidence

90%

2016Age 58

Purchased principal ownership stake in Professional Futsal League

Cuban purchased a principal ownership stake in the Professional Futsal League (Feb 2016).

2/1/2016Net Worth: $3,400,000,000Source

Confidence

85%

2018Age 60

Fined $100,000 by NBA for confronting referees (Jan 2014 incident fine noted 2014)

Cuban was fined $100,000 by the NBA for confronting referees and using inappropriate language (this fine was made public Jan 18, 2014).

1/18/2018Net Worth: $3,500,000,000Source

Confidence

95%

2018Age 60

Fined $600,000 by NBA for 'tanking' comments

The NBA fined Cuban $600,000 (Feb 21, 2018) for saying the Mavericks should 'tank for the rest of the season'.

2/21/2018Net Worth: $3,300,000,000Source

Confidence

98%

2018Age 60

Report of alleged 2011 sexual groping incident (March 2018 article)

Willamette Week reported an alleged April 2011 incident; Cuban denied allegations and DA declined to prosecute citing insufficient evidence.

3/6/2018Net Worth: $3,300,000,000Source

Confidence

75%

2019Age 61

Landmark Theatres sold (2019)

Mark and partners sold Landmark Theatres in 2019 (2929/Mark's sites indicate Landmark was sold in 2019).

1/1/2019Net Worth: $3,500,000,000Source

Confidence

85%

2019Age 61

Co-founded Cost Plus Drugs (company founding)

Cuban co-founded Cost Plus Drugs (company formation reported in 2019) to lower generic drug prices.

1/1/2019Net Worth: $3,450,000,000Source

Confidence

90%

2019Age 61

Acquired 50% stake in Veldskoen Shoes' US business with partners

Cuban, Ashton Kutcher, Steve Watts and Angela Watts acquired a 50% stake in the U.S. business of Veldskoen Shoes (2019).

1/1/2019Net Worth: $3,400,000,000Source

Confidence

90%

2020Age 62

Fined $500,000 by NBA for public criticism of officiating (Mar 6, 2020)

The NBA fined Cuban $500,000 on March 6, 2020 for public criticism and conduct concerning officiating.

3/1/2020Net Worth: $3,400,000,000Source

Confidence

98%

2021Age 63

Public Reddit AMA on WallStreetBets (Feb 2, 2021)

Cuban joined Reddit's WallStreetBets 'Ask Me Anything' on Feb 2, 2021 to discuss GameStop and retail trading — publicly critiqued SEC and brokerage restrictions.

1/1/2021Net Worth: $3,600,000,000Source

Confidence

95%

2021Age 63

Dallas Mavericks began accepting Dogecoin and cryptocurrency activity

Cuban invested/endorsed cryptocurrency activity and the Mavericks accepted Dogecoin for merchandise and tickets starting in early 2021.

1/1/2021Net Worth: $3,600,000,000Source

Confidence

90%

2021Age 63

Backed Injective Protocol (layer-2 DEX) and partners

In late 2021 Cuban and multiple crypto/VC firms backed Injective Protocol and its CEO Eric Chen.

1/1/2021Net Worth: $3,700,000,000Source

Confidence

85%

2021Age 63

Purchased Mustang, Texas (entire town, 77 acres)

Cuban purchased the 77-acre town of Mustang, Texas (late 2021), saying he didn't know what he'd do with it yet.

1/1/2021Net Worth: $3,800,000,000Source

Confidence

95%

2022Age 64

Named as a defendant in litigation tied to Voyager (class action Aug 2022)

Following Voyager Digital's bankruptcy, Cuban and the Mavericks were named in a class-action alleging Voyager was a Ponzi scheme linked to promotions and sponsorships.

1/1/2022Net Worth: $3,900,000,000Source

Confidence

82%

2022Age 64

Launched Cost Plus Drugs publicly (CostPlusDrugs.com)

Cost Plus Drugs launched Jan 19, 2022, offering transparent direct-to-consumer generic drug pricing and limited markup.

1/19/2022Net Worth: $3,900,000,000Source

Confidence

98%

2022Age 64

Voyager Digital filed Chapter 11 (July 2022) & class action naming Cuban (Aug 2022)

Voyager Digital filed for bankruptcy July 2022; in Aug 2022 Cuban and the Mavericks were named in a class-action alleging Voyager was a Ponzi scheme tied to Cuban's promotion/sponsorship.

7/1/2022Net Worth: $3,850,000,000Source

Confidence

85%

2023Age 65

Announced Nov 2023 that Shark Tank season 16 would be his last

Cuban announced in November 2023 that season 16 would be his final season as a main Shark on Shark Tank.

1/1/2023Net Worth: $5,050,000,000Source

Confidence

95%

2023Age 65

MetaMask wallet drained by scammers (loss ~ $870,000)

In September 2023 Cuban's MetaMask wallet was drained by scammers, costing him roughly $870,000 in tokens.

1/1/2023Net Worth: $4,990,000,000Source

Confidence

95%

2023Age 65

Cuban reported to have earned approx $3.5B from Mavericks sale

Cuban said he earned an estimated $3.5 billion from the sale of majority control of the Mavericks.

1/1/2023Net Worth: $5,000,000,000Source

Confidence

90%

2023Age 65

Reported in process of selling Mavericks stake to Miriam Adelson (Nov 28, 2023)

Reports surfaced that Cuban was selling his share of the Dallas Mavericks to Miriam Adelson (process reported Nov 28, 2023).

11/28/2023Net Worth: $4,200,000,000Source

Confidence

90%

2023Age 65

NBA approved sale of controlling interest in Mavericks (Dec 27, 2023)

The NBA approved sale of 73% controlling interest in the Mavericks to Miriam Adelson and partners; Cuban retained a minority ownership stake.

12/27/2023Net Worth: $5,000,000,000Source

Confidence

95%

2024Age 66

Won Emmy as Executive Producer for Outstanding Structured Reality Program (2024)

Cuban (as Executive Producer) won an Emmy in 2024 for Outstanding Structured Reality Program for Shark Tank.

1/1/2024Net Worth: $5,100,000,000Source

Confidence

95%

2024Age 66

Campaigned publicly for Kamala Harris (appeared Oct 17, 2024)

Cuban appeared on the campaign trail with Kamala Harris in Wisconsin on Oct 17, 2024 and launched 'Business Leaders for Harris' with Reid Hoffman supporting her candidacy.

10/17/2024Net Worth: $5,200,000,000Source

Confidence

90%

2025Age 66

Last Shark Tank appearance (season 16 finale May 2025)

Cuban's final appearance as a main Shark on Shark Tank took place in May 2025 (season 16 finale).

1/1/2025Net Worth: $5,600,000,000Source

Confidence

90%

2025Age 66

Forbes estimated net worth at US$6 billion (May 2025)

Forbes estimated Mark Cuban's net worth at approximately $6.0 billion as of May 2025.

5/1/2025Net Worth: $6,000,000,000Source

Confidence

98%

Key Achievement Ages

Explore what Mark Cuban and others achieved at these notable ages:

Age 12

First entrepreneurial venture ...

Age 15

Selling stamps and coins as a ...

Age 16

Ran newspapers during strike

Age 17

Enrolled early at University o...

Age 18

Transferred to Indiana Univers...

Browse All Ages →

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