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    Citadel Securities

    Citadel Securities LLC is an American market making firm headquartered in Miami, Florida. It provides liquidity and trade execution to retail and institutional clients. It is separate from the hedge fund Citadel LLC, although both were founded and are majority owned by Kenneth C. Griffin.

    citadelsecurities.com
    Chief executive officer
    Peng Zhao

    Key facts

    Founded
    2002, formed as a market makersource
    Headquarters
    Miami, Florida (moved from Chicago in 2022)source
    Chief executive
    Peng Zhao, who joined the company in 2006, has been CEO since 2017source
    Market share
    Involved in one out of every four stock trades in the United States as of 2026source
    Key event
    October 2020: announced it would acquire IMC's NYSE market making unit, making Citadel the largest designated market maker on the NYSEsource

    WYDE coverage of Citadel Securities

    WYDE Newsroom has published 3 articles about Citadel Securities, from Jul 16, 2026 to Nov 4, 2026. Citadel Securities is an investor in 2 stories and the subject of 1 story. The most recent is CFTC Clears Equity Perpetual Futures: Kalshi Filed for Up to 58 Contracts, and a Cboe-Backed Group Sues.

    Crypto & DeFi

    CFTC Clears Equity Perpetual Futures: Kalshi Filed for Up to 58 Contracts, and a Cboe-Backed Group Sues

    CFTC Chairman Mike Selig said on Nov. 3 that perpetual futures on individual stocks can trade on U.S. exchanges registered with both the CFTC and the SEC. A group whose members include Cboe and Citadel Securities sued the same day.

    Nov 4, 2026 · 4 min read · Subject of the story

    WYDE Weekly

    Visa built stablecoin rails, Wyoming set a giving record, and the EAT Card hit the App Store. Over 60,000 meals.

    WYDE Weekly: Visa's stablecoin platform, DTCC's first live tokenized trades, the Senate's unanimous no-pardon vote on SBF, WyoGives' record $6.46 million, Lilly's $100 billion endowment, and the EAT Card iOS launch.

    Jul 18, 2026 · 6 min read · Investor

    Crypto & DeFi

    Citadel Securities Invests $400 Million in Crypto.com at a $20 Billion Valuation

    Crypto.com takes its first institutional funding round in ten years as Ken Griffin's market maker buys its second exchange stake in eight months

    Jul 16, 2026 · 2 min read · Investor

    Reported alongside Citadel Securities

    Sources

    Track the institutions that move money.

    Data-driven coverage, every week.