Related by context. Frequent words. (Click for all words.) 65 Direct Edge 58 BATS 58 Nasdaq OMX 55 Nasdaq OMX Group 54 Chi X 53 NYSE Euronext NYX 52 ECNs 51 NYSE Euronext 50 NYSE Arca 49 PHLX 48 MTFs 46 Eurex 46 Liquidnet 46 CBOE 45 ELX 45 NASDAQ OMX 44 Deutsche Borse 44 Deutsche Börse 44 Creditex 44 NDAQ 44 algorithmic trading 44 SecondMarket 43 IntercontinentalExchange 43 NYSE NYX 43 CBOE Holdings 43 Mifid 43 clearinghouses 43 Greifeld 43 broker dealers 43 NYFIX 43 CME Group 42 ArcaEx 42 MiFID 42 Intercontinental Exchange 42 FXCM 42 Xetra 42 NASDAQ 42 TABB Group 42 eSpeed 42 QuoteMedia 42 NYSE Liffe 41 Deutsche Boerse 41 Liffe 41 low latency 41 & FBOVESPA 41 & FBovespa 41 Direxion 41 RealTick 40 Neutral Tandem 40 NASDAQ OMX Group 40 Commodity Futures Trading 40 Finra 40 NASD 40 ISE 40 TMX Group 39 Archipelago Holdings Inc. 39 Tradeweb 39 Duncan Niederauer 39 marketplaces 39 CFTC 39 OTC Markets 39 DTCC 39 OTC derivatives 39 Nasdaq 39 Exchange SGX 39 MSRB 39 Schapiro 39 Financial Instruments Directive 39 CQG 39 Interactive Brokers 39 FINRA 39 NSX 39 Telx 39 Citadel Investment 39 Deutsche Boerse AG 38 Icap 38 OptionsXpress 38 DATATRAK 38 IntercontinentalExchange Inc. 38 Robert Greifeld 38 ConvergEx 38 Interxion 38 Options Exchange 38 Exchanges 38 IndexIQ 38 TradeWeb 38 TradeStation 38 CME 38 CTAs 38 AdvisorShares 38 Wynn Resorts Limited 37 exchanges 37 ETFs 37 CCPs 37 LCH.Clearnet 37 Exchange Traded Fund 37 CENX 37 Euronext 37 SIFMA 37 StreamBase 37 SAVVIS