Attached files

file filename
10-K - FORM 10-K - TRADESTATION GROUP INCd10k.htm
EX-32.1 - CERTIFICATION OF CHIEF EXECUTIVE OFFICER UNDER 18 U.S.C. SECTION 1350 - TRADESTATION GROUP INCdex321.htm
EX-32.2 - CERTIFICATION OF CHIEF FINANCIAL OFFICER UNDER 18 U.S.C. SECTION 1350 - TRADESTATION GROUP INCdex322.htm
EX-31.2 - CERTIFICATIONS OF CHIEF FINANCIAL OFFICER PURSUANT TO RULE 13A-14(A) OR RULE 15D - TRADESTATION GROUP INCdex312.htm
EX-10.23 - AGREEMENT OF LEASE, DATED DECEMBER 14, 2009 - TRADESTATION GROUP INCdex1023.htm
EX-31.1 - CERTIFICATIONS OF CHIEF EXECUTIVE OFFICER PURSUANT TO RULE 13A-14(A) OR RULE 15D - TRADESTATION GROUP INCdex311.htm

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in the Registration Statement (Form S-8 No. 333-162835), the Registration Statement (Form S-8 No. 333-53222), Registration Statement (Form S-8 No. 333-86968) and the Registration Statement (Form S-3 No. 333-107079) pertaining to TradeStation Group, Inc. and subsidiaries of our reports dated March 12, 2010, with respect to the consolidated financial statements of TradeStation Group, Inc. and subsidiaries, and the effectiveness of internal control over financial reporting of TradeStation Group, Inc. and subsidiaries, included in this Annual Report (Form 10-K) for the year ended December 31, 2009.

 

/s/ Ernst & Young LLP
Certified Public Accountants

West Palm Beach, Florida

March 12, 2010