TRADING TECHNOLOGIES INTERN. v. OPEN E CRY, LLC

Attorney(s) appearing for the Case

Steven F. Borsand , Trading Technologies International, Inc., of Chicago, IL, argued for plaintiff-appellant. Of counsel on the brief were Leif R. Sigmond, Jr. , Michael D. Gannon , Paul A. Kafadar , and Sarah E. Fendrick , McDonnell Boehnen Hulbert & Berghoff LLP, of Chicago, IL. Of counsel were Jennifer Kurcz and Matthew Sampson.

Anthony B. Ullman , Salans LLP, of New York, NY, argued for all defendants-appellees. With him on the brief for FuturePath Trading, LLC, et al., was Lora A. Moffatt. Of counsel on the brief were Philippe Bennett and Aoife Butler , Alston & Bird, LLP, of New York, NY. On the brief for IBG, LLC, et al., were Michael Brett Levin and Christopher P. Grewe , Wilson Sonsini Goodrich & Rosati, of Palo Alto, CA, and Natalie J. Morgan , of San Diego, CA. On the brief for CQG, Inc., et al., were Adam G. Kelly , William J. Voller , and J. Simone Jones , Loeb & Loeb, LLP, of Chicago, IL. On the brief for eSpeed Markets, LP, et al., was Gary A. Rosen , Law Offices of Gary A. Rosen, P.C., of Ardmore, PA. On the brief for TradeStation Securities, Inc., et al., were David J. Healey , Fish & Richardson P.C., of Houston, TX, and Adam Kessel and Kevin SU , of Boston, MA.

Scott J. Bornstein , Greenberg Traurig, LLP, of New York, NY, for defendants-appellees Open E. Cry, LLC, et al. With him on the brief was James J. Lukas, Jr. , of Chicago, IL.

Laura A. Lydigsen , Brinks Hofer Gilson & Lione, of Chicago, IL, for defendants-appellees, Stellar Trading Systems, Ltd., et al. Of counsel were Ralph J. Gabric and Marc V. Richards.

Before LOURIE and PLAGER, Circuit Judges, and BENSON, District Judge.