Argued February 8, 2024 Decided November 22, 2024

No. 23-5129

ALPINE SECURITIES CORPORATION, APPELLANT

v. FINANCIAL INDUSTRY REGULATORY AUTHORITY AND UNITED STATES OF AMERICA, APPELLEES

Appeal from the United States District Court for the District of Columbia (No. 1:23-cv-01506)

Brian W. Barnes argued the cause for appellant. With him on the briefs were Maranda E. Fritz, David H. Thompson, and Athanasia O. Livas.

William P. Barr, Noel J. Francisco, Brian C. Rabbitt, and Anthony J. Dick were on the brief for amicus curiae American Free Enterprise Chamber of Commerce in support of appellant.

Russell G. Ryan and Andrew Morris were on the brief for amicus curiae New Civil Liberties Alliance in support of appellant. 2 Carrie Devorah, pro se, was on the brief for amicus curiae Carrie Devorah in support of appellant.

Amir C. Tayrani argued the cause for appellee Financial Industry Regulatory Authority. With him on the brief were Alex Gesch and Max E. Schulma