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Citadel LLC
Citadel LLC is an SEC-registered investment adviser in Miami, FL, registered since 2010. The firm manages $570.6 billion in assets. It employs 3284 staff,...
Citadel LLC
Citadel LLC is an SEC-registered investment adviser in Miami, FL, registered since 2010. The firm manages $570.6 billion in assets. It employs 3284 staff, including 1314 investment advisers.
General information
Firm type
Hedge Funds
Year founded
1990
AUM
$67B (per Bloomberg, 2025)
Location
Region
North America
Country
United States
City
Miami
Corporate office
Chicago, IL, United States
Additional offices
New York · San Francisco · London · Hong Kong · Singapore · Sydney · Tokyo · Miami · Dallas · Palm Beach · Greenwich · Boston · Los Angeles · Seattle · Paris · Zurich · Dubai · Sao Paulo · Toronto · Shanghai · Mumbai · Tel Aviv · Stockholm · Amsterdam
Principals
Ken Griffin
Founder and Chief Executive Officer
Peng Zhao
Chief Executive Officer, Citadel Securities
Zachary Buchwald
Co-Chief Investment Officer
David S. E. Silverman
Co-Chief Investment Officer
Sebastian Barrack
Head of Commodities
Sector focus
Frequently asked questions
Who runs investment decisions at Citadel?
Ken Griffin is the founder and CEO, setting overall strategy. Day-to-day investment decisions are made by co-chief investment officers Zachary Buchwald and David S. E. Silverman, along with heads of asset classes like Sebastian Barrack for commodities. The firm operates a multi-manager structure with independent portfolio managers.
How does Citadel source proprietary deal flow?
Citadel sources trading ideas through its research teams, which combine fundamental analysis with quantitative models. The firm's affiliated market maker, Citadel Securities, provides unique market data and flow visibility that its quantitative desks exploit for alpha. The firm also runs a seeding platform, Citadel Global Ventures, which incubates new strategies.
Which sectors does Citadel explicitly avoid?
Citadel does not publicly disclose sector avoidance, but its multi-strategy model is designed to trade broadly. The firm is primarily liquid-focused and avoids long-duration private equity or illiquid venture capital. It also avoids directional bets on single stocks without hedges, given its multi-manager risk controls.
How is Citadel related to Citadel Securities?
Citadel Securities is a separate legal entity but operates as an affiliate under common ownership by Ken Griffin. Citadel Securities is a market maker that handles roughly a quarter of US equity retail and institutional flow. While independent, the two firms share data and technology resources, providing the hedge fund with a unique trading edge.
Profile maintained by Altss using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.
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