| Archipelago: Order entry and execution system for Nasdaq and listed stocks. Features include anonymous access to all displayed Nasdaq market participants, SmartBook TM proprietary execution algorithm. |
| Bloomberg Tradebook: Institutional access only from Bloomberg terminal through B-Trade Services. Recent expansion deal with Credit-Lyonnais. |
| Brut: Covers the Nasdaq market providing proprietary access to trading liquidity. |
| ECN Direct: Direct access trading primarily for retail investors. |
| InstaQuote by Direct Access Financial Corp: Trading platform providing live streaming market data, point and click analytics and direct order routing for the domestic and international trader. |
| Instinet Corporation: One of the largest brokers in the electronic markets. Recent link up with virt-x exchange in the UK. |
| ITG Europe: European crossing network. Orders can be entered manually, imported from a trade order management system or loaded via an Excel spreadsheet. Accepts orders via email for forwarding to POSIT. Sales traders will accept orders via phone calls or fax. |
| Marco Polo Network: Online equity trading network linking developed countries of the world with emerging markets. |
| Niphix: Features an electronic bid-and-ask market for new and secondary trading in securities of small business issuers. |
| Radical Corporation: Real time data, smart hunt and seek order routing. Alerts, filters, direct access to all exchanges and ECNs. |
| RealTick By Townsend Analytics, Ltd.: Research and direct access trading platform integrated with technical analysis and real time quote displays. |
| The Island: Includes a Java applet demo displaying the order book in real time. |
| TrackECN: A division of Track Data Corp. Has trading technology that links to Nasdaq's SuperSOES. |
| Trade Desk America: Fully integrated, direct-access trading platform. Trade on the NYSE, NASDAQ, Island, Archipelago and all other ECN's. |