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1. RegOne. Measured based on executed shares for marketable orders publicly reported by direct competitors pursuant to SEC Rule 605 as of June 2023.
2. As of July 2023.

What We Do > Equities

1. RegOne. Measured based on executed shares for marketable orders publicly reported by direct competitors pursuant to SEC Rule 605 as of June 2023.
2. Measured based on publicly reported total transaction volume during the 12 months ending June 2023.
3. Trades more than 11,000 NMS securities; reflects symbol universe available to CES clients as of July 2023. Trades over 16,500 OTC securities; based on current total securities trading on OTC markets as of September 2023.
4. Source: Bloomberg Terminal, aggregated data of securities, equity exchanges and market cap, as of December 2022; SIFMA Research Quarterly—3Q22, October 2022.

What We Do > Equities > Designated Market Maker

1. SEC Annual Audited Focus Report. Statements regarding Citadel Securities LLC’s capital base are intended to demonstrate the stability of Citadel Securities’ balance sheet and not to induce reliance that its capital will be deployed in any security at any time. Citadel Securities LLC deploys or withholds its capital at its sole discretion and in accordance with applicable regulatory requirements.
   https://www.sec.gov/Archives/edgar/data/1146184/000128417022000004/CDRG_BS_Only_FS_2021.pdf 
   https://www.sec.gov/Archives/edgar/data/1452765/000145276522000003/GTSS21Public.pdf
   https://www.sec.gov/Archives/edgar/data/1457716/000145771622000005/VAL_2021_Public.pdf
2. NYSE, measured based on number of NYSE and NYSE American DMM symbols as of Q2 2023.

What We Do > Options

1. Based on OCC market share June 2023.
2. Q1 2023 average for US + APAC.
3. Average for trailing 3 months.

What We Do > Fixed Income & FX

1. Ranked top 3 by volume on CME in FX futures and Hotspot sweepable activity in spot FX for Q2 2023.
2. Bloomberg SEF dealer ranking reports for Q2 2023.       

Hong Kong

1. As of December 2022.