Article
U.S. Supreme Court Rules That Securities Class Action Plaintiffs Need Not Prove Materiality To Invoke The "Fraud-On-The-Market" Presumption For Class Certification
The Supreme Court of the United States decided a long-anticipated and important securities-law case today, holding that plaintiffs in a federal securities-fraud class action need not prove materiality of a misrepresentation to obtain class certification.
Vinson & Elkins LLP

