Related by context. Frequent words. (Click for all words.) 58 Fidessa 45 interdealer broker 45 Trayport 45 GL TRADE 43 Orc Software 42 Instinet 42 TradeWeb 41 ConvergEx 41 Advent Software 41 CQG 40 Tradeweb 39 algorithmic trading 39 Tullett Prebon 39 Omgeo 39 buyside 38 ECNs 38 NYFIX 38 MarketAxess 37 Inet electronic brokerage 37 RealTick 37 Kewill 36 Liquidnet 36 Creditex 36 Interactive Brokers 36 ICAP 36 Inet 35 Interactive Brokers Group 35 Arbinet 35 Icap 35 Euroclear 35 ITG 35 LCH.Clearnet 34 NYSE NYX 34 Prime Brokerage 34 Chi X 34 OptionsXpress 34 NYSE Euronext 34 TABB Group 33 trading 33 EuroCCP 32 eSpeed 32 Xetra 32 broker dealers 32 Euronext 32 brokerage 32 DST Systems 32 SGX 31 MTFs 31 ETrade 31 thinkorswim 31 Mercantile Exchange 31 GlobeOp 30 NYSE Euronext NYX 30 Tullett 30 broker dealer 30 Nasdaq OMX 30 NYX 30 INET 30 Deutsche Börse 30 Amvescap 29 DTCC 29 Nasdaq Stock 29 Archipelago Holdings Inc. 29 Nasdaq 28 Citadel Investment 28 NDAQ 28 Nymex 28 Rolet 28 Intercontinental Exchange 28 Borsa Italiana 27 Nasdaq OMX Group 27 TradeStation 27 TD Waterhouse 27 MSIM 27 Eurex 26 Deutsche Boerse 26 Charles Schwab Corp. 26 Direct Edge 26 PaineWebber 25 Van der Moolen 25 ELX 25 WPP 24 Morgan Stanley 24 BATS 24 Datascope 23 Neuberger Berman 23 BNY 23 UBS 22 Greifeld 22 Cadence Design Systems 22 Nikko Cordial 22 ArcaEx 21 Tibco 21 CV Therapeutics 20 Refco 20 DoubleClick 20 Yahoo NASDAQ YHOO 20 Archipelago 20 Ameritrade 17 JPMorgan 15 Apria