TradeStation Group Reports Monthly Business Metrics

TradeStation Group, Inc. (Nasdaq:TRAD) today reported the following business metrics for the month ended August 31, 2010:

• 73,847 Daily Average Revenue Trades (DARTs)
• Total client assets of $2.2 billion (as of August 31, 2010)
• Average equities client credit balances of $919 million
• Average equities client margin balances of $56 million

Year over year, TradeStation's DARTs decreased 4%, total client assets increased 14%, average equities client credit balances increased 10%, and average equities client margin balances increased 56%.   Below in tabular format are year-over-year comparisons of those metrics on both a monthly and quarterly basis:

TradeStation Securities
Business Metrics
	Aug-10	Aug-09	Aug-10  vs.  Aug-09	Q3-10 QTD*	Qtr Ended 9/30/09	Q3-10 QTD* vs. Qtr Ended   9/30/09
Trading Days	22.0	21.0	N.M.	43.0	64.0	N.M.
Daily Average Revenue Trades (DARTs)	73,847	76,808	-4%	77,097	79,577	-3%
Total Client Assets ($MM), end of period	$2,200	$1,933	14%	$2,200	$1,987	11%
Average Equities Client Credit Balances ($MM)	$919	$833	10%	$916	$831	10%
Average Equities Client Margin Balances ($MM)	$56	$36	56%	$64	$37	73%

Additional information regarding the company's business metrics can be found on TradeStation Group's Web site at www.tradestation.com/aboutus/businessmetrics.shtm.

*Q3-10 quarter-to-date (QTD) means results for the two-month period ending August 31, 2010.

About TradeStation Group, Inc.

TradeStation Group, Inc. (Nasdaq: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 electronic order execution and enables clients to design, test, optimize, monitor and automate their own custom Equities, Options, Futures and Forex trading strategies.

TradeStation Securities, Inc. (Member NYSE, FINRA, SIPC, NSCC, DTC, OCC & NFA) is a licensed securities broker-dealer and a registered futures commission merchant, and also a member of the Boston Options Exchange, Chicago Board Options Exchange, Chicago Stock Exchange, International Securities Exchange and NASDAQ OMX. The company's technology subsidiary, TradeStation Technologies, Inc., develops and offers strategy trading software tools and subscription services.  Its London-based subsidiary, TradeStation Europe Limited, an FSA-authorized brokerage firm, introduces UK and other European accounts to TradeStation Securities.

CONTACT:  David H. Fleischman
          Chief Financial Officer
          TradeStation Group, Inc.
          954-652-7000