About Citadel Securities

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Our Commitment

Making Better Markets for a Better World

Citadel Securities is an award-winning global market maker across a broad array of fixed income and equity products. Our unique set of capabilities and tools are designed to drive down the cost of transactions, helping to meet the liquidity needs of asset managers, banks, broker-dealers, hedge funds, government agencies, and public pension programs. We strive to provide the most efficient execution and the highest caliber of services, making markets more fair and accessible for all.

Our Team

Leadership

Peng Zhao

Peng Zhao

CEO

Peng oversees all market making activities, including trading, sales, research and technology. He previously served as Head of Global Market Making, where he oversaw Citadel Securities’ global strategies across all touch points to the market: direct on-venue market making, retail brokerage flow, and institutional client flow. Peng began his career with Citadel Securities in 2006 as a Senior Quantitative Researcher.

Prior to joining Citadel Securities, he worked for Lehman Brothers and served as a Quantitative Researcher for Evnine & Associates.

Peng received a bachelor’s degree in applied mathematics from Peking University, and subsequently attended the University of California at Berkeley as a Berkeley Fellow and graduated with a doctorate in statistics.

Paul Hamill

Paul Hamill

Global Head of FICC

Paul is responsible for the client-facing fixed income market making businesses, including interest rate swaps, government and corporate bonds and credit default swaps.

He was previously a Managing Director and Global Head of FX, Rates and Credit Execution services at UBS, with responsibility for global futures execution, FXPB, and building the fixed income agency business which included the PIN (Price Improvement Network) corporate bond and CDS trading platform, and the Neo platform for SEF traded swaps.

Paul has over 15 years of experience in financial services and has worked in London, Zurich, New York, and Chicago, with experience across e-commerce, trading, and sales. Paul has a Master of Arts in political science from the University of Glasgow and a Master of Science in finance from the University of London.

Joseph Mecane

Joseph Mecane

Head of Execution Services

Joseph Mecane is Head of Execution Services at Citadel Securities. In this role, he is responsible for the client-facing equity, options and ETF businesses.

Prior to joining Citadel Securities, Mr. Mecane was Global Head of Electronic Equities at Barclays. Previously, he worked for the New York Stock Exchange (NYSE) for six years, most recently serving as the Head of U.S. Equities. His earlier career included roles at UBS Securities, Schwab Capital Markets, Knight Capital Group and Price Waterhouse.

Mr. Mecane received an MBA, with honors, from the Wharton School of the University of Pennsylvania and a bachelor’s degree from Pace University.

Nawaf Bitar

Nawaf Bitar

Chief Information Officer

Nawaf leads all technology-related initiatives for Citadel Securities. He is also a member of the Board of Directors of Plum, Inc and Pulse Secure, LLC, and is a Venture Partner at Allegis Capital. Before joining Citadel Securities he was Senior Vice President and General Manager of the Cloud Platform Business Unit at VMware.

Prior to joining VMware, Nawaf served as Senior Vice President and General Manager of the Security Business Unit at Juniper Networks. Prior to Juniper, he served as Vice President of Engineering and Operations of Security Technology at Cisco Systems, having joined that company in 2007 through the acquisition of IronPort Systems, where he was Senior Vice President of Engineering. Before IronPort, he served as Vice President of File Systems and Services at Network Appliance, and previously held roles at Silicon Graphics, Apollo Computer and other firms. Nawaf graduated from The University of Texas at Austin with a Bachelor of Arts.

Global Head of Business Development

Global Head of Business Development

Jamil Nazarali

Jamil Nazarali is Global Head of Business Development for Citadel Securities. In this role, he is responsible for identifying opportunities for global growth and expansion across markets and into new, diverse product lines.

Prior to assuming his current role, Mr. Nazarali served as a Senior Advisor to Citadel Securities CEO Peng Zhao. Before that, he was Head of Execution Services, overseeing the firm’s client market-making offerings in equities and options. He joined Citadel Securities in 2011.

Mr. Nazarali previously was Global Head of Electronic Trading at Knight Capital Group, and earlier was a management consultant at both Ernst & Young and Bain & Company.

Mr. Nazarali received an MBA with high honors from the University of Chicago and a bachelor’s degree from University of Western Ontario.

Our Track Record

2002

Launches electronic options market making business, becoming industry leader in 18 months

2005

Launches options customer routing and equity market making businesses

2006

Achieves 15% market share in equities1. Achieves first 1M contract option day

2009

First one-billion share day in equity trading

2011

Begins delivery of algorithms to external clients

2012

Launches OTC and IMM market making business

2014

Launches Interest Rate Swap market making. Citadel Connect reaches 79m shares ADV2.

2015

Launches US Treasuries market making.

Recognized as “Interest Rate Derivatives House of the Year” by Risk Magazine and IFR Magazine. Wins “Best Electronic Liquidity Provider” at the Markets Choice Awards. Named one of the country’s 30 best workplaces in financial services and insurance by Great Place to Work.

2016

Becomes #1 Designated Market Maker on the NYSE

Becomes #1 Designated Market Maker on the NYSE3. Launches CDX market making. Wins “Rates and Equities Flow Market Maker of the Year” from Risk Magazine. 2016 also saw trading surges at critical historical moments, with Citadel Securities managing more than a 3x volume increase following the US election and over 4x during Brexit. Firm named one of the country’s 50 best workplaces for recent college graduates by Great Place to Work. Firm recognized as Best Flow House for Equities and Interest Rates by Risk Magazine.

2017

Expands to serve clients in over 30 countries

Opens office in Dublin and launches European Options and ETF business, increasing international employee base to over 20% of total headcount. Receives numerous industry awards including Interest Rate Derivatives House of the Year by IFR, Market Maker of the Year by FOW, and Equities Flow Market Maker of the Year and Rates Flow Market Maker of the Year by Risk Magazine.

Global Locations

Chicago

Global Headquarters
131 South Dearborn Street
Chicago, IL 60603 USA

TEL 312-395-2100
FAX 312-267-7100

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New York

350 Park Avenue
(Between 51st and 52nd Street)
New York, NY 10022 USA

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London

120 London Wall
London EC2Y 5ET
United Kingdom

TEL 44.0.20.7645.9700
FAX 44.0.20.7645.9701

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Hong Kong

Chater House Suites 1801, 1806-10
8 Connaught Road
Central, Hong Kong

TEL 852.3667.5500
FAX 852.3667.5501

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Toronto

First Canadian Place
100 King Street West
Suite 4720
PO Box 147
Toronto, Ontario
M5X 1C7

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Shanghai

15/F Plaza 66, Tower II
Nanjing West Road
Shanghai, China

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Sydney

2 Park Street
Sydney NSW 2000
Australia

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Dublin

One Grand Canal Square
5th Floor
Dublin 2
Dublin, Ireland

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Products

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