TRAD Tradestation Grp. (MM)

TradeStation Group, Inc. (Nasdaq:TRAD) today reported the following business metrics for the month ended May 31, 2011:

• 81,842 Daily Average Revenue Trades (DARTs)
• Total client assets of $2.5 billion (as of May 31, 2011)
• Average equities client credit balances of $1.1 billion
• Average equities client margin balances of $69 million

Year over year, TradeStation's DARTs decreased 26%, total client assets increased 17%, average equities client credit balances increased 15%, and average equities client margin balances increased 28%. Below in tabular format are year-over-year comparisons of those metrics on both a monthly and quarterly basis:

TradeStation Securities
Business Metrics
	May-11	May-10	May-11 vs. May-10	Q2-11 QTD*	Qtr Ended 6/30/10	Q2-11 QTD*  vs. Qtr Ended  6/30/10
Trading Days	21	20	N.M.	41	63	N.M.
Daily Average Revenue Trades (DARTs)	81,842	110,400	-26%	79,799	92,877	-14%
Total Client Assets ($MM), end of period	$2,540	$2,169	17%	$2,540	$2,150	18%
Average Equities Client Credit Balances ($MM)	$1,059	$918	15%	$1,050	$916	15%
Average Equities Client Margin Balances ($MM)	$69	$54	28%	$72	$58	24%
*Q2-11 quarter-to-date (QTD) means results for the two-month period ended May 31, 2011.

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

About TradeStation Group, Inc.

TradeStation Group, Inc. (Nasdaq:TRAD), through its brokerage subsidiaries, 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 placement and execution and enables clients to scan the markets and design, test, optimize, monitor and automate their own custom Equities, Options, Futures and Forex trading strategies. 

TradeStation Securities, Inc. (Member NYSE, FINRA, SIPC, DTCC, OCC & NFA) is a self-clearing, licensed securities broker-dealer and a registered futures commission merchant, and also a member of numerous major exchanges.  Its TradeStation Prime Services division, based in New York, seeks to provide prime brokerage services, including securities lending, to small and mid-sized hedge funds and other firms.  TradeStation Forex, Inc. (Member NFA) is a Retail Foreign Exchange Dealer (RFED) which offers foreign currency (forex) accounts under what is commonly referred to as the "agency broker model."  The London-based subsidiary, TradeStation Europe Limited, an FSA-authorized brokerage firm, introduces UK and other European accounts to TradeStation Securities and TradeStation Forex. TradeStation's technology subsidiary, TradeStation Technologies, Inc., develops and offers strategy trading software tools and subscription services and owns TradeStation's intellectual property.

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