Mark Cuban's IQ: 125–140
Mark Cuban
Estimated IQ
125–140
Known For
Billionaire entrepreneur, Shark Tank, Dallas Mavericks owner
About Mark Cuban
Mark Cuban's IQ is estimated at 125-140 based on his academic record (Indiana University, business school), serial entrepreneurship, and demonstrated analytical ability. Cuban taught himself programming, built and sold multiple companies including Broadcast.com for $5.7 billion, and has successfully invested across technology, entertainment, and healthcare (Cost Plus Drugs). His ability to rapidly assess business opportunities on Shark Tank demonstrates genuine analytical speed.
What an IQ of 125–140 Means
Cuban represents the entrepreneur archetype — combining above-average to gifted cognitive ability with extreme work ethic and risk tolerance. His self-taught programming, rapid business analysis, and ability to operate across diverse industries (tech, sports, pharma, media) suggest strong cognitive flexibility. His Cost Plus Drugs venture, disrupting pharmaceutical pricing through data analysis, shows analytical intelligence applied to social impact.
How Mark Cuban Compares
To understand where this falls on the IQ scale, see our complete IQ score ranges guide, or learn what IQ actually measures.
Famous IQ Comparison
| Person | Estimated IQ | Known For |
|---|---|---|
| Mark Cuban | 125–140 | Billionaire entrepreneur, Shark Tank, Dallas Mavericks owner |
| Eminem | 115–130 | Rapper, lyrical genius, best-selling hip-hop artist |
| Wolfgang Amadeus Mozart | 150–170 | Classical composer, child prodigy, musical genius |
| Simone Biles | 100–115 | Greatest gymnast of all time, 37 Olympic/World medals |
| Patrick Mahomes | 110–120 | NFL quarterback, 3x Super Bowl MVP |
| Tim Cook | 125–140 | Apple CEO, supply chain genius |
| Greta Thunberg | 120–135 | Climate activist, Nobel Peace Prize nominee |
See the complete famous IQ list or check what an IQ of 133 means.
Careers That Match an IQ of 133
- Physician (Primary Care) — typical IQ range: 118–128
- Mechanical Engineer — typical IQ range: 115–128
- Insurance Actuary — typical IQ range: 120–135
Explore the full IQ by career chart.
Where This Estimate Comes From
- Documented academic record: earned his degree from Indiana University's Kelley School of Business, taking college courses while still in high school
- Media estimates otherwise rest on his entrepreneurial track record, not testing
- No publicly verified test result
Estimate disclaimer: Mark Cuban's IQ figure is a speculative estimate compiled from public sources, not a verified test result. See how we compile these estimates.
Frequently Asked Questions
What is Mark Cuban's IQ?
Cuban's IQ is estimated at 125-140. His Indiana University education, self-taught programming, serial entrepreneurship, and rapid business analysis ability (visible on Shark Tank) suggest gifted-range analytical intelligence.
Is Mark Cuban a genius?
His estimated IQ (125-140) approaches the 140 genius threshold. His ability to succeed across multiple industries — tech, sports, pharmaceuticals, media — suggests exceptional cognitive flexibility that characterizes the highest-functioning minds.
How does Cuban compare to other billionaires?
Cuban's estimated IQ (125-140) is somewhat below tech billionaires like Gates (150-160) or Bezos (145-155) but comparable to many successful entrepreneurs. His particular strength is rapid opportunity assessment and cross-domain business building.
More Business Figures
Explore More Famous IQs
Take our free IQ test to discover your own score, or explore what an IQ of 133 means.
MyIQScores Editorial Team
Researchers in cognitive psychology, psychometrics & educational science
Last updated
May 10, 2026
All content on MyIQScores is reviewed for scientific accuracy against peer-reviewed research in cognitive psychology and psychometrics. Our editorial team cross-references each article with published literature before publication and updates pages whenever new research warrants a revision.