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Security and Commodity Exchanges (934)

Barter and Trade Exchange (479)

   Barter Brokers International LLC

   Crescent City Trade Exchange

   Hill Country Coins & Curr

   Eastern Trade

   Itex of Tahoe

   Barters Biz

   International Specialty Chms

   Houston Community College

   Vanguard Defenders, LLC

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Boards of Trade (11)

   AVA Partner

   Workforce Board-Northern Cook

   Bear Brokerage

   Chicago Board of Options Merr

   Cme Group Inc

   Ajmo, Glenn

   Tradesmen International Inc

   Cme Group Inc

   Ajmo, Glenn

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Commodity Contract Exchanges (77)

   Southern Illinois Commodities

   Thfx Limited Liability Company

   Alarm Pro Security Service

   Grain & Livestock Hedging

   Johnston Hay & Grain

   New England Fish Exchange

   Lewest And Associates Co

   Braymond CO

   Allendale Commodities

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Commodity Exchanges (7)

   Lykes Brothers Inc

   Hedge Street Exchange

   Intl Auto Investments & Exch

   Lykes Bros Inc

   Hollywood Stock Exchange

   Cme Group Inc

   Lionstone Partners Ltd

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Futures Exchanges (24)

   Newedge Financial Inc

   Cytrade Futures

   Minneapolis Grain Exchange

   Chicago Mercantile Exchange

   David Carrico

   Exchange Professionals-MD

   Sungard Futures

   Tactic Trading

   Phibro Energy Clearing, Inc

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Security Exchanges (42)

   Para Partners Lp

   Financial Industry Regulatory Authority, Inc

   Amber Anand

   Dh 2, Inc

   Whitworth Associates

   Leland Enterprises Inc

   Lek Securities Corporation

   West Suburban Currency Exch

   Sinra

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Stock Exchanges (256)

   Yellow Jacket Software Inc

   Superior Exchange LLC

   C4 Inc, LLC

   patchman

   Pda Trade

   Michael Vanechanos

   Green Mountain Traders, LLC

   Ny Stock Exchange

   Stock Exchange

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Stock Option Exchanges (38)

   Tradeworks Inc

   Susquehanna Structured Products, LLC

   Cboe Gold Index Options

   Intl Securities Exch Holdings

   Seats Exchange Inc

   Brenner, Eileen A & Company

   Ise Stock Exchange, LLC

   International Securities Exchange Holdings, Inc

   Environmental Financial Prods

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