-
Who We Are
- What We Do
Forging the Future of Global Capital Markets
We move markets forward through our trading, research and technology.
Proven Innovators. Trusted Partners.
Incredible people. Powerful predictive models. Systems that scale. We leverage our strengths to provide liquidity you depend on.
Explore What We Do1,900+
Employees1
$654B
Notional traded a day across 50+ equity and fixed income markets2
1,600
Institutional clients3
8x
years as a Risk Awards Flow Market Maker of the Year, from 2017 to 2026
Extraordinary Talent. Exceptional Teamwork.
Our people succeed as a team. The brightest minds across a range of disciplines collaborate to realize our ambitions. We always seek a better way, and we’re just getting started.
45%
Team members who hold an advanced degree3
260+
PhDs across ~40 fields of study, from applied mathematics and computer engineering to bioinformatics and geophysics3
80+
Countries represented3
Where Careers Accelerate
Inspired by unmatched resources, exciting challenges and rich learning opportunities, our people quickly build remarkable careers.
Explore Career PossibilitiesFeatured News
& Perspectives
Explore articles and other coverage about our firm, including perspectives on joining and working at Citadel Securities.
January 3, 2026 BloombergAI Debt Spree Is Fueling a Credit Trading Frenzy: Credit Weekly
Read MoreDecember 18, 2025 PoliticoQ&A: Citadel Securities Head of Regulatory Policy Stephen Berger
Read MoreDecember 17, 2025 International Finance ReviewFlow Market Maker: Citadel Securities
Read MoreDecember 16, 2025 ReutersWall Street Banks Prepare for Round-the-Clock Stock Trading, Reluctantly
Read MoreDecember 16, 2025 BloombergKen Griffin Writes Checks to Spur Citadel Employees’ Nonprofit Work
Read More - What We Do
