Legal Opinion
Erica P. John Fund, Inc. v. Halliburton Co.
Supreme Court of the United States
Decided June 6, 2011No. 09-1403PublishedCited by 437 opinions
1Opinion of the CourtChief Justice Roberts
To prevail on the merits in a private securities fraud action, investors must demonstrate that the defendant’s deceptive conduct caused their claimed economic loss. This requirement is commonly referred to as “loss causation.” The question presented in this case is whether securities fraud plaintiffs must also prove loss causation in order to obtain class certification. We hold that they need not.
I
Petitioner Erica P. John Fund, Inc. (EPJ Fund), is the lead plaintiff in a putative securities fraud class action filed against Halliburton Co. and one of its executives (collectively Halliburton).…
2Cases cited7 opinions
- Basic Inc. v. LevinsonSupreme Court of the United States · 1988
- Dura Pharmaceuticals, Inc. v. BroudoSupreme Court of the United States · 2005
- Stoneridge Investment Partners, LLC v. Scientific-Atlanta, Inc.Supreme Court of the United States · 2008
- Schleicher v. WendtCourt of Appeals for the Seventh Circuit · 2010
- In Re DVI, Inc. Securities LitigationCourt of Appeals for the Third Circuit · 2011
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3Cited by437 opinions
- Wal-Mart Stores, Inc. v. DukesSupreme Court of the United States · 2011
- Amgen Inc. v. Connecticut Retirement Plans and Trust FundsSupreme Court of the United States · 2013
- Tyson Foods, Inc. v. BouaphakeoSupreme Court of the United States · 2016
- ANCHORBANK, FSB v. HoferCourt of Appeals for the Seventh Circuit · 2011
- Messner v. Northshore University HealthSystemCourt of Appeals for the Seventh Circuit · 2012
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