PLANTATION, Fla., Dec. 4 /PRNewswire-FirstCall/ -- TradeStation Group, Inc. (Nasdaq GS: TRAD) today reported the following business metrics for the month ended November 30, 2006: - 66,484 Daily Average Revenue Trades (DARTs) - Total client assets of $1.6 billion (as of November 30, 2006) Year over year, TradeStation's DARTs increased 33% and total client assets increased 21%. Below in tabular format are year-over-year comparisons of those metrics on both a monthly and quarterly basis: TradeStation Securities Business Metrics Q4-06 QTD* Nov-06 vs. Qtr vs. Q4-06 Qtr Ended Ended Nov-06 Nov-05 Nov-05 QTD* 12/31/05 12/31/05 _______________________________________________________ Trading Days 20.5 20.5 N.M. 42.5 62.5 N.M. Daily Average Revenue Trades (DARTs) 66,484 49,827 33% 65,892 48,767 35% Total Client Assets ($MM), end of period $1,589 $1,314 21% $1,589 $1,340 19% Additional information regarding the company's business metrics can be found on TradeStation Group's Web site at http://www.tradestation.com/aboutus/businessmetrics.shtm. * Q4-06 quarter-to-date (QTD) means results for the two-month period ended November 30, 2006. About TradeStation Group, Inc. ------------------------------ TradeStation Group, Inc. (NASDAQ GS: TRAD), through its principal operating subsidiary, TradeStation Securities, Inc., offers the TradeStation platform to the active trader and certain institutional trader markets. TradeStation is an electronic trading platform that offers state-of-the-art "direct market access" (DMA) or "direct-access" order execution and enables clients to design, test, optimize, monitor and automate their own custom Equities, Options, Futures and Forex trading strategies. In 2006, TradeStation was named, for the second year in a row, Best Futures Brokerage and, for the fourth year in a row, Best Direct-Access Stock Broker, Best Direct-Access Futures Broker, Best Professional Platform and Best Institutional Platform, in "Technical Analysis of Stocks and Commodities" magazine. TradeStation Securities, Inc. (Member NASD, NYSE, SIPC, NSCC, DTC, OCC & NFA) is a licensed securities broker-dealer and a registered futures commission merchant, and also a member of the American Stock Exchange, Archipelago Exchange, Boston Options Exchange, Chicago Board Options Exchange, International Securities Exchange, Pacific Exchange and Philadelphia Stock Exchange. The company's other operating subsidiary, TradeStation Technologies, Inc., develops and offers strategy trading software tools and subscription services. Contact -- David H. Fleischman Chief Financial Officer TradeStation Group, Inc. 954-652-7000 DATASOURCE: TradeStation Group, Inc. CONTACT: David H. Fleischman, Chief Financial Officer of TradeStation Group, Inc., +1-954-652-7000 Web site: http://www.tradestation.com/ http://www.tradestation.com/aboutus/businessmetrics.shtm

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