# Citadel LLC

Citadel LLC is a Hedge Funds based in Miami, United States.

## Overview

- **Organization type:** Hedge Funds
- **Headquarters:** Miami, United States
- **Region:** North America
- **Address:** Chicago, IL, United States
- **Founded:** 1990
- **Assets under management:** $67B (per Bloomberg, 2025)
- **Website:** citadelsecurities.com
- **LinkedIn:** https://www.linkedin.com/company/citadel

## Regulatory record

- **CRD number:** 148826
- **SEC file number:** 801-70860
- **Registration status:** Registered
- **Reports private funds:** Yes
- **IAPD record:** https://adviserinfo.sec.gov/firm/summary/148826

## About

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.

## Sectors

- Hedge Funds
- Quantitative Trading
- Equities
- Fixed Income
- Commodities
- Currencies
- Derivatives
- Volatility Arbitrage
- Alternative Beta
- Statistical Arbitrage

## 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

## People

- 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

## 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.

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Last updated: 2026-06-03T20:00:00.000Z

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