LAWYER PROFILE
Lyle Roberts

Lyle Roberts

USA 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 1 practice area

About

Provided by A&O Shearman

Practice Areas

Lyle is Co-Head of US Securities & Shareholder Litigation. He represents companies, officers, and directors in securities cases and Securities and Exchange Commission (SEC) enforcement matters throughout the United States. He also conducts corporate internal investigations and counsels clients with respect to securities regulatory issues.

Lyle represented Mark Cuban in obtaining a complete victory against the SEC in Cuban’s closely watched insider trading case. He also represents, or has represented, a number of prominent companies in the defense of securities class actions, including Paramount Global, PayPal, Opendoor, Lumen Technologies/CenturyLink, Northrop Grumman, Fidelity National Financial, and Lumber Liquidators.

Finally, Lyle frequently submits amicus briefs in prominent securities litigation cases on behalf of the Washington Legal Foundation (WLF) and other well-known organizations, including recent briefs in the U.S. Supreme Court in the Macquarie Infrastructure, Goldman Sachs, Emulex, Halliburton, and ANZ Securities cases. His brief on behalf of WLF in the ANZ Securities case was cited in the Court’s opinion.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Litigation: Securities - District of Columbia

Band 1
Band 1

Individual Editorial
Lyle Roberts represents clients in securities class actions, as well as in SEC investigations and enforcement matters. He is experienced in acting for major corporations, including leading defense companies.

Strengths

Provided by Chambers

  • He is very responsive and works very hard at his craft.

    Litigation: SecuritiesChambers Guide to the USA

Ranked Individuals at A&O Shearman (79)

California

California: San Francisco, Silicon Valley & Surrou

District of Columbia

  • Profile image of Adam B Schwartz
    Adam B Schwartz

    Litigation: White-Collar Crime & Government Investigations

    View profile
  • Profile image of Mark Lanpher
    Mark Lanpher

    Litigation: White-Collar Crime & Government Investigations

    View profile

New York

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership