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Supreme Court Reverses Fifth Circuit in Halliburton Case; Proof of Loss Causation Not Required At Class Certification Stage

As many observers had expected, the U.S. Supreme Court has reversed the Fifth Circuit's opinion in the Halliburton case. In a brief June 6, 2011 opinion from Chief Justice John Roberts , writing for a unanimous court, the Court held that securities class action lawsuit plaintiffs do not need...

Basic, Dura and Class Certification: The Halliburton Decision

Plaintiffs in a securities class action are not required to prove loss causation as part of the class certification process, the Supreme Court held in a unanimous decision handed down on Monday. Erica P. Hon Fund, Inc. v. Halliburton Co., No. 09-1403 (Decided June 6, 2011) [ the enhanced version of...

High Court Asked to Decide Whether Securities Suit May Proceed as a Class Action

WASHINGTON, D.C. - (Mealey's) A shareholder plaintiff and a pharmaceutical company debated in front of the U.S. Supreme Court on Nov. 5 whether a securities lawsuit may proceed as a class action even if the plaintiff is unable to plead materiality ( Amgen Inc., Kevin W. Sharer, Richard D. Nanula...

U.S. Supreme Court Rules Securities Class Action Plaintiffs Need Not Prove Materiality for Class Certification

In a much anticipated ruling in the Amgen securities class action litigation, the U.S. Supreme Court, in a 6-3 majority opinion written by Justice Ginsburg, held that a securities plaintiff is not required to prove that the allegedly misleading statements are material as a prerequisite to class certification...