Jamie Mai is a successful Wall Street investor with a net worth of $5 million in 2025. He co-founded Cornwall Capital and became famous for predicting the 2008 financial crisis. His story was featured in the book and movie The Big Short, which made him well-known worldwide.
Jamie uses smart strategies like contrarian thinking and risk management to make money in the markets. At only 34 years old, he has already achieved great success in the hedge fund industry. His journey shows that bold decisions and careful planning can lead to wealth and respect in finance.
Jamie Mai Profile Summary
| Attribute | Details |
| Full Name | Jamie Mai |
| Profession | CEO, CIO, Hedge Fund Manager |
| Company | Cornwall Capital Management LP |
| Jamie Mai Net Worth | $5 Million USD |
| Date of Birth | 1991 |
| Age | 34 years (as of 2025) |
| Birthplace | United States |
| Nationality | American |
| Education | Duke University, NYU Stern |
| Marital Status | Married |
| Height | 5 feet 9 inches |
| Weight | 66 kg |
Who is Jamie Mai?
Jamie Mai is the CEO and Chief Investment Officer of Cornwall Capital Management LP. He is a hedge fund manager who became famous after the 2008 financial crisis. His smart prediction of the housing market crash made him a respected figure on Wall Street.
He was featured in Michael Lewis’s book The Big Short, which told his amazing success story to the world. Jamie is known for his contrarian thinking, which means he goes against the crowd.
Jamie Mai Net Worth
As of 2025, Jamie Mai net worth is estimated at $5 million. He earned this money through his work at Cornwall Capital and personal investments. His income comes from managing funds, making smart trades, and investing in different markets.
Jamie’s wealth has grown steadily over the years because of his careful planning and risk management approach. Cornwall Capital, the company he co-founded, is now valued at $22 million.
The firm has grown because of Jamie’s leadership and innovative strategies. He uses tools like machine learning and blockchain technology to find new investment opportunities. His focus on portfolio diversification helps protect his wealth and grow it over time.
| Year | Net Worth | Source of Income |
| 2025 | $5 Million USD | Cornwall Capital Management, Personal Investments |
| 2024 | $4.8 Million USD | Hedge Fund Returns, Strategic Investments |
| 2023 | $4.5 Million USD | Asset Management, Portfolio Diversification |
| 2022 | $4.2 Million USD | Alternative Investments, Trading Returns |
| 2021 | $4 Million USD | Cornwall Capital Operations |
Additional Financial Information:
| Financial Detail | Amount/Value |
| Cornwall Capital Valuation | $22 Million USD |
| Initial Investment (2003) | $110,000 |
| Primary Income Source | CEO & CIO at Cornwall Capital |
| Investment Strategy | Contrarian Investing, Risk Management |
| Notable Profit | 2008 Financial Crisis Prediction |
Jamie Mai Early Life and Education
Jamie Mai was born in 1991 into a family that understood finance and business. His father, Vincent Mai, worked in private equity, which exposed Jamie to the world of investments early on. Growing up in this environment helped him learn about money, markets, and how to make smart financial decisions from a young age.
He attended Duke University for his undergraduate studies and performed very well academically. Later, he went to NYU’s Stern School of Business to earn his master’s degree. This strong educational background gave him the knowledge and skills needed to succeed in the competitive world of hedge funds and asset management.
Family and Personal Life
Jamie Mai comes from a supportive and finance-oriented family. His father, Vincent Mai, played a big role in his early interest in investments. The family even provided the initial funding for Cornwall Capital, which started with just $110,000.
This support helped Jamie turn his ideas into a successful business and build his wealth over time. Family values and strong relationships have always been important to Jamie. He keeps his personal life private and focuses on building trust and stability at home.
His family encouraged him to think big and take calculated risks. This foundation gave him the confidence to challenge popular opinions and pursue his own investment strategies. Even with his success, Jamie stays grounded and values his roots.
Jamie Mai Career Journey
Jamie Mai started his career by co-founding Cornwall Capital in 2003 with Charlie Ledley and Ben Hockett. They began with just $110,000, mostly from family savings and personal funds. The firm operated as a small family office, focusing on finding undervalued opportunities.
Their goal was to make smart bets that others overlooked or ignored completely. The big turning point came during the 2008 financial crisis. Jamie and his team predicted the collapse of the subprime mortgage market.
Jamie Mai Career Journey
| Year | Position | Achievement |
| 2003 | Co-Founder, Cornwall Capital | Started with $110,000 |
| 2007 | Investment Strategist | Predicted housing market crash |
| 2008 | Fund Manager | Made millions from financial crisis |
| 2010 | Featured Investor | Highlighted in The Big Short book |
| 2015 | Industry Icon | Story shown in Oscar-winning movie |
| 2025 | CEO & CIO | Leading $22M firm with $5M net worth |
Key Career Stats:
| Detail | Information |
| Starting Capital | $110,000 |
| Years Active | 22+ years |
| Current Role | CEO & CIO at Cornwall Capital |
| Major Success | 2008 Financial Crisis Prediction |
| Investment Style | Contrarian Thinking |
| Company Value | $22 Million |
Jamie Mai Relationship Status
Jamie Mai is married, though he keeps his wife’s name private. She is known to be a strong support system in his life. While Jamie focuses on managing funds and making investment decisions, his wife provides emotional balance and stability.
Their relationship is built on trust, mutual respect, and shared goals for the future. They prefer to stay out of the public eye and maintain a low profile. Even after gaining fame from The Big Short, Jamie and his wife chose privacy over media attention.
Jamie Mai Physical Appearance
| Feature | Details |
| Height | 5 feet 9 inches (175 cm) |
| Weight | 66 kg |
| Body Type | Slim |
| Hair Color | Black |
| Eye Color | Brown |
| Skin Tone | Fair |
Jamie Mai has a slim build and stands at 5 feet 9 inches tall. He weighs around 66 kg and maintains a healthy lifestyle. His black hair and brown eyes give him a professional appearance. He prefers simple and comfortable clothing, focusing more on his work than on fashion or public image.
Jamie Mai Awards & Achievements
Jamie Mai’s biggest achievement was being featured in Michael Lewis’s book The Big Short. This book told the world about his smart prediction of the 2008 financial crisis. His work during the subprime mortgage collapse earned him respect across the financial industry.
This recognition placed him among the top investors of his generation. He was also included in Hedge Fund Market Wizards by Jack D. Schwager. This book features interviews with the world’s best hedge fund managers.
Being part of this list shows that Jamie’s investment strategies are studied and admired by others. His ability to manage risk and spot opportunities has become a case study in many finance schools.
Jamie Mai Future Plan and Goals
Jamie Mai plans to continue growing Cornwall Capital with a focus on new technologies. He is interested in blockchain, decentralized finance, and financial technology. These areas represent the future of investing, and Jamie wants to stay ahead of the curve.
He believes that innovation and smart data use will shape the next generation of investment strategies. He also wants to expand into new global markets and explore sustainable investing.
Jamie Mai Fun Facts
- Jamie Mai turned just $110,000 into millions through one of the most profitable trades in history during the 2008 financial crisis.
- He was only in his early 30s when he successfully predicted the housing market collapse and made his fortune.
- Despite being featured in The Big Short, Jamie prefers to stay away from the media spotlight and work behind the scenes.
- He focuses more on deep research and investment analysis rather than seeking public attention or fame.
- Jamie enjoys studying financial history and comparing past market crashes to current economic trends.
- His father, Vincent Mai, worked in private equity and helped fund Cornwall Capital’s initial $110,000 startup investment.
- He uses his quiet confidence and humble nature to make smart decisions without following the crowd.
- Jamie believes in contrarian thinking, which means betting against popular opinion when the data supports it.
- He spends his free time reading about market trends, hiking outdoors, and enjoying quiet moments with family.
- Cornwall Capital started as a small family office and grew into a $22 million firm under his leadership.
Jamie Mai Hobbies
When Jamie is not managing Cornwall Capital, he loves reading about market trends and history. He enjoys learning about past financial crises and economic events. This knowledge helps him understand how markets work and what might happen next.
Reading is one of his favorite ways to relax and stay informed at the same time. He also spends time outdoors and values quiet moments with his family. Whether hiking, walking, or just sitting in nature, Jamie finds peace away from the busy world of finance.
Notable Works
Jamie Mai is best known for his work at Cornwall Capital and his role in predicting the 2008 financial crisis. His analysis of the subprime mortgage market led to massive profits for his firm. This bold move was highlighted in Michael Lewis’s The Big Short, which became a bestselling book and a popular movie.
Jamie’s story inspired many people to think differently about investing. His strategies and leadership during risky times have become part of financial modeling case studies. Schools and universities teach his approach to risk management and contrarian investing.
Rise to Fame
Jamie Mai rose to fame after successfully predicting the collapse of the housing market in 2008. His story was shared in The Big Short, where Michael Lewis showcased his brilliant investment strategy.
When most people trusted the housing market, Jamie saw the danger and bet against it. This bold decision made him millions and earned him worldwide recognition. His ability to question expert opinions and spot weaknesses made him a legend in finance.
Frequently Asked Questions
What is Jamie Mai net worth in 2025?
Jamie Mai net worth in 2025 is estimated to be around $5 million, earned through smart investments and leadership at Cornwall Capital.
How did Jamie Mai become famous?
Jamie Mai became famous after being featured in The Big Short for predicting the 2008 financial crisis and making huge profits.
What is Jamie Mai’s role at Cornwall Capital?
Jamie Mai is the CEO and Chief Investment Officer of Cornwall Capital, leading the firm’s investment strategies and decisions.
Is Jamie Mai married?
Yes, Jamie Mai is married, though his wife’s name is not publicly known. She supports him personally and emotionally.
What is Jamie Mai’s investment strategy?
Jamie Mai uses contrarian thinking, risk management, and asymmetric investments to find hidden opportunities where others see only risk.
Conclusion
Jamie Mai is a smart and bold investor who changed the world of finance with his thinking. He co-founded Cornwall Capital and made millions by predicting the 2008 financial crisis. His story in The Big Short inspired many people to think differently about money and investing.
As of 2025, Jamie Mai net worth is about $5 million, showing the results of his hard work and smart decisions. He believes in contrarian investing, which means going against popular opinion when it makes sense.
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