Citadel Securities is a leading global market maker that provides liquidity and trading solutions to institutional clients, including broker-dealers and asset managers. Operating in the equities, options, and fixed income, currencies, and commodities (FICC) markets, Citadel Securities aims to create the fairest, most transparent, and open markets in the world. The company leverages advanced technology and a team of experts to offer lower-cost trading and seamless execution, ensuring clients can meet their liquidity needs efficiently. By acting as a bridge between the financial markets and the real economy, Citadel Securities continuously reinvents market making to enhance market efficiency and transparency.

Citadel Securities generates revenue through the bid-ask spread in market making, where it buys and sells securities, earning a small margin on each transaction. The firm also provides trading services to institutional clients, charging fees for these services. Its business model focuses on high-frequency trading and leveraging data analytics to optimize trading strategies and execution.

Keywords: market maker, liquidity, equities, options, FICC, institutional clients, trading solutions, transparency, technology, high-frequency trading.