Related by context. Frequent words. (Click for all words.) 68 eSpeed 67 BrokerTec 56 Archipelago Holdings 56 interdealer broker 55 Icap 54 NYSE Euronext 54 BATS Trading 51 NASDAQ NDAQ 51 NDAQ 51 IntercontinentalExchange ICE 51 Eurex AG 51 Euronext.liffe 51 Instinet 50 Penson Worldwide Inc. 50 ELX Futures 50 Nasdaq OMX Group 50 ELX 50 CME Group 50 IntercontinentalExchange Inc. 50 Intercontinental Exchange 50 Euronet Worldwide Inc. 50 NYSE Euronext NYX 49 Nasdaq NDAQ 49 LCH.Clearnet 49 Nasdaq OMX 49 Equiduct 49 Eurex Clearing 49 BSC.N Quote Profile Research 49 companyā 49 IBKR 49 FXall 49 Correlix 49 TD Ameritrade AMTD 48 operator Deutsche Boerse 48 CBOE 48 Options Clearing Corp. 48 GFIG 48 IDCG 48 Deutsche Boerse 48 OXPS 48 Lutnick 48 Bond insurer MBIA 47 Options Clearing Corporation 47 Getco 47 IntercontinentalExchange 47 Creditex 47 Eurex 47 OMX AB 47 TradeWeb 47 Archipelago Holdings Inc. 47 Optionable 47 Corp. MSFT.O 47 NYFIX 46 BIDS Trading 46 FTEN 46 Inet electronic 46 Luminent Mortgage Capital 46 & FBovespa 46 Euronet Worldwide 46 ICAP Plc 46 Cantor Fitzgerald 46 Tullett Prebon 46 Direct Edge 46 PHLX 46 F Bovespa 46 ClearBridge Advisors 46 Neonet 46 Tradeweb 46 Ameritrade Holding Corp. 46 Bear Stearns Cos Inc 46 TradeStation Group 46 Portware 45 Melco PBL Entertainment 45 Deutsche Boerse AG 45 Xetra electronic 45 Globex electronic trading 45 NYSE NYX 45 PowerShares QQQ 45 OptionsXpress 45 Firm# 45 Intermix Media Inc. 45 Microsoft MSFT.O 45 BGC Partners 45 OneChicago 45 KHD Humboldt Wedag International 45 IntercontinentalExchange Inc 45 Wagner Specialists 45 CQG 45 Bond insurer Ambac 45 Telekurs 45 Boerse 45 Corvil 45 Van der Moolen Holding 45 TraderTools 45 Depository Trust & 44 Natixis SA 44 Refco 44 MKS Instruments 44 optionsXpress Holdings Inc. 44 Townsend Analytics 44 BoNY