SUSQUEHANNA INTERN. GROUP, LLP v. S.E.C.

Attorney(s) appearing for the Case

David H. Thompson , Washington, DC, argued the cause for petitioners. With him on the briefs were Howard C. Nielson Jr. , Washington, DC, Peter A. Patterson , Ada, MI, and Harold S. Reeves , Washington, DC.

Robert Battalio and Robert Jennings, pro se, were on the brief for amicus curiae Robert Battalio and Robert Jennings in support of petitioners.

Tracey A. Hardin , Assistant General Counsel, Securities and Exchange Commission, argued the cause for respondent. With her on the brief were Anne K. Small , General Counsel, Sanket J. Bulsara , Deputy General Counsel, Michael A. Conley , Solicitor, and Emily T.P. Rosen , Senior Counsel.

William J. Nissen , argued the cause for intervenor. With him on the brief were Steven E. Sexton and Kristen E. Rau , Chicago, IL.

Before: Garland, Chief Judge, Griffith, Circuit Judge, and Sentelle, Senior Circuit Judge.