Related by context. Frequent words. (Click for all words.) 65 BATS Global 64 BATS Exchange 61 Chi X 60 Direct Edge 60 Nasdaq OMX 60 BATS 60 NYSE Euronext NYX 58 Archipelago Holdings 58 IntercontinentalExchange ICE 55 ECNs 53 ELX 53 Nasdaq OMX Group 53 Intercontinental Exchange 52 Townsend Analytics 52 NYSE Euronext 52 Tradeweb 52 TradeWeb 51 Eurex 51 BIDS Trading 51 Fixnetix 51 FXall 51 CBOE 51 FFastFill 51 Liquidnet 51 MTFs 50 PHLX 50 IntercontinentalExchange Inc. 50 SecondMarket 49 Interbank FX 49 interdealer broker 49 NDAQ 49 Portware 49 Icap 49 IntercontinentalExchange 48 Reg NMS 48 CBOE Holdings 48 Deutsche Borse 48 LCH.Clearnet 48 ACTIV 48 NYSE Liffe 48 algorithmic trading 48 CQG 48 buyside 48 EquiLend 47 OneChicago 47 Archipelago Holdings Inc. 47 eSpeed 47 Instinet 47 ConvergEx 47 NYFIX 47 optionsXpress Holdings Inc. 47 NYSE NYX 46 CDS clearing 46 Greifeld 46 Corvil 46 OptionsXpress 46 Deutsche Börse 46 Mifid 46 GAIN Capital 46 StockTwits 46 NYPC 46 EuroCCP 45 NYSE Arca 45 Penson Worldwide Inc. 45 ECN 45 Invesco PowerShares Capital 45 Baidu.com BIDU 45 GlobeOp 45 TMX Group 45 Trayport 44 CME Group 44 optionsXpress 44 NYX 44 Exchange SGX 44 SGX 44 Invesco PowerShares 44 TradeStation 44 sellside 44 FXCM 44 Patsystems 44 Lyxor 44 Citadel Investment 44 Options Clearing Corporation 44 CME Clearing 44 TradeKing 44 Interxion 44 TABB Group 44 Ameritrade Holding Corp. 44 clearinghouses 44 Euronet Worldwide Inc. 43 Bob Greifeld 43 Ofex 43 Penson Financial 43 NewRiver 43 NMX 43 RealTick 43 OptionsHouse 43 Fidessa 43 EMCF 43 OTC Markets 43 Stock Exchange LSE.L Quote