me P.As SOLI Tony Knight, Member of the Firm at Sitrick And Company Connect r Michael Sitrick, Chairman & CEO at Sitrick And Company Connect r Charles Jones, Public Relations, Crisis Management, and Legal Marketing Professional Connect r Josh Kotler, Owner, Western Digitech, Inc. Connect r Attorney A

nd Exchange Commission, Market Structure Roundtable, June 2, 2010 "Does Algorithmic Trading Improve Liquidity?", Terence Hendershott (UC Berkeley), Charles Jones (Columbia Business School) and Albert Menkveld (VU University, Amsterdam), Journal of Finance, date forthcoming. Themis Trading response to SEC on