| Name: | Ken Griffin |
| Net Worth: | $50 billion |
| Source of Wealth: | Citadel hedgefund |
| Born: | October 15,1968 |
| Age: | |
| Country: | USA |
| Ex-Wife: | Anne Dias-Griffin (divorced 2015) |
| Children: | Thomas, Henry, Beatrice Griffin |
| Residence: | New York, Palm Beach, Hawai |
| Private Jet: | Bombardier Global 6000 (N302AK) |
| Yacht: | DEFI |
| New Yacht: | Lurssen Project DEFY I (140 meter / 459 ft) |
Ken Griffin is one of the most closely watched and influential figures in global finance. As the founder, CEO, and co-chief investment officer of Citadel, and the owner of Citadel Securities, he has built one of the most profitable and sophisticated financial institutions in history. His multi-billion-dollar fortune, expanding real-estate empire, private jets, mega-yachts, and record-setting art acquisitions have made him a central figure in conversations around wealth, power, and modern American capitalism.
Beyond finance, Griffin is known for philanthropy, political engagement, and a lifestyle that spans the world’s most valuable homes, aircraft, and luxury vessels.
Kenneth Cordele Griffin was born on October 15, 1968, in Daytona Beach, Florida, and raised in Boca Raton. His father worked in aerospace, which kept the family connected to the U.S. space program — an environment that encouraged analytical thinking and technical curiosity.
Griffin developed a passion for markets and investing remarkably early. As a teenager, he devoured books on finance. When he entered Harvard College, he famously arranged for a satellite dish on his dorm roof in order to trade convertible bonds in real time — a bold move that foreshadowed his future intensity and innovation in trading.
He graduated from Harvard University in 1989 with a degree in economics, already operating with the confidence and skill set of a professional investor.
After college, Griffin moved to Chicago to work for Frank Meyer of Glenwood Capital Investments, who allocated him $1 million to manage. Griffin produced extraordinary returns, building the credibility needed to launch his own firm.
Founding Citadel
In 1990, at just 22 years old, Griffin founded Citadel with approximately $4.6 million under management. Early performance numbers were outstanding:
43% gain in 1991
40% gain in 1992
These returns established Citadel as a quantitatively driven, high-performance hedge fund.
Expansion Through the 2000s
Citadel grew aggressively, expanding into:
Citadel Securities
Griffin later launched Citadel Securities, now one of the world’s largest electronic market makers. It handles a significant share of U.S. equity and options order flow, powering trading for many major brokers.
2008 Crisis and Rebound
The 2008 financial crisis nearly crippled the firm. Citadel’s leverage reached around 7:1, and its flagship funds lost more than half their value. Griffin gated investor redemptions — a controversial but decisive move.
The rebound was dramatic: a 62% gain in 2009. In the years since, Citadel became one of history’s most profitable hedge funds, generating tens of billions in gains.
Today
Citadel manages an estimated $60–70+ billion in assets, while Citadel Securities plays a critical role in modern U.S. market infrastructure.
Griffin’s net worth fluctuates with market performance but is commonly estimated at $45–50+ billion, placing him among the top 25 richest people globally.
Key pillars of his wealth include:
Griffin consistently ranks among the highest-paid hedge-fund managers, with annual earnings often exceeding hundreds of millions — sometimes crossing the billion-dollar mark.
Griffin has been married twice and has three children.
First Marriage
He married Katherine Weingartt in 1991. They divorced in 1996.
Second Marriage
In 2003, he married Anne Dias, a French-American hedge-fund manager and founder of Aragon Global Management. Their wedding at the Palace of Versailles was widely reported for its extravagance.
The couple had three children.
Their 2014 divorce became highly public due to disputes over their prenuptial agreement and high-profile filings detailing substantial monthly expenses. They reached a confidential settlement in 2015.
Current Family Life
Griffin maintains active involvement as a father, splitting time between multiple homes and his base in Florida. Details about his children are kept private.
Griffin is one of the most generous philanthropists in the United States, with over $1.5 billion in lifetime donations.
Major gifts include:
He is also a major political donor, especially to Republican candidates and causes.
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Few individuals on earth have purchased more ultra-premium real estate than Ken Griffin. Since around 2009, he has spent well over $1 billion assembling trophy properties across the U.S. and Europe.
In 2019, he purchased a four-floor, 24,000-sq-ft penthouse for $238 million — the most expensive home sale in U.S. history.
In 2025, Griffin bought a historic duplex for $45 million, adding to his growing NYC portfolio.
Griffin spent more than $350 million assembling one of the largest private oceanfront estates in Palm Beach, acquiring parcels over a decade.
He purchased philanthropist Adrienne Arsht’s waterfront compound for approximately $107 million, setting a Miami-Dade price record.
Additional properties include:
In 2025 he bought a private megayacht marina in Miami Beach on Terminal Island. The project is known as One Island Park
He is the owner of the Feadship motor yacht DEFY.
DEFY boasts impressive specifications that make her a true marvel on the high seas. Powered by top-of-the-line MTU engines, this superyacht achieves a maximum speed of 20 knots and cruises comfortably at 12 knots. With a remarkable range of over 5,000 nautical miles, Viva is designed for long-distance voyages and endless exploration.
Griffin is building an even larger yacht: the 140-meter / 459ft Superyacht known as Project DEFY I. This 10,500 tons mega yacht is also known as Hull 13798.
Griffin maintains a discreet but highly capable private aviation footprint designed to support global travel demands.
The tail number N302AK is assigned to a Bombardier Global 6000, a leading long-range business jet known for performance, comfort, and intercontinental reach.
Registered owner: KP Holdings LLC, A private investment and asset-holding entity associated with Griffin
Aircraft type: Bombardier Global 6000
Capabilities:
The structure — ownership via KP Holdings LLC — reflects a common privacy- and liability-focused strategy among ultra-wealthy aircraft owners.
Before upgrading to the Global 6000, Griffin owned a Global Express registered as N382AK. The Global Express was one of the most advanced long-range business jets of its era, offering the range and cabin volume needed for an international investment leader.
The transition from N382AK to N302AK aligns with Griffin’s broader pattern of upgrading to the most modern, capable aviation platforms available.
The Bombardier Global 6000 is a long-range business jet produced by Bombardier Aerospace. It was introduced in 2010 and is part of the Bombardier Global family of aircraft. The Global 6000 has a maximum range of 6,000 nautical miles and can accommodate up to 19 passengers. It is equipped with advanced technologies and luxury amenities, including a spacious cabin, high-speed internet, and a full galley. The Global 6000 is popular among executives, government officials, and other individuals who require long-range travel capabilities and comfort. A Global 6000 has a list price of EUR 50 million.
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SuperYachtFan Yacht Owners Database Q2-2026
