Lyle Roberts

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.

Lyle is the author of the well-known blog, The 10b-5 Daily, which tracks key developments in securities litigation, and is the co-chairman of the annual Practicing Law Institute securities litigation program. He also co-edits “Securities Litigation: A Practitioner’s Guide,” the leading treatise in this area of the law.

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.