The Investor’s Insider:
Protecting Against Securities Fraud

Posts Tagged ‘Fraud on the Market Theory’

Stoll Berne Seeks Class Certification in “London Whale” Suit

Posted on: February 19th, 2015 by Keith Dubanevich

Stoll Berne, along with co-counsel Bernstein Litowitz Berger & Grossmann LLP, Grant & Eisenhofer PA, and Kessler Topaz Meltzer & Check LLP, has filed for class certification in its case against JPMorgan Chase & Co. Read more…

U.S. Supreme Court Upholds the Fraud-on-the-Market Doctrine

Posted on: June 23rd, 2014 by Keith Dubanevich

On June 23, 2014, the U.S. Supreme court issued its opinion in Halliburton Co. v. Erica P. John Fund, Inc. and upheld the fraud-on-the-market doctrine.  The doctrine sets forth that the market, including Wall Street analysts and other professional investors, reviews the material public information about the company and sets the price for a security based on that information. Read more…

“What’s Right With Securities Class Action Lawsuits”

Posted on: March 18th, 2014 by Nadine Gartner

Public Citizen, a national nonprofit organization that represents consumer interests, recently published a report extolling the benefits and advantages of securities class action lawsuits.  Read more…

Oregon Supreme Court Rules That Proof of Reliance in Oregon Securities Law Action Can Be Established Via the Fraud-on-the-Market Doctrine

Posted on: December 13th, 2012 by Keith Ketterling

On December 13, 2012, the Oregon Supreme Court ruled unanimously that a plaintiff who brings a claim for damages based on misrepresentations under ORS 59.137(1) must establish that the plaintiff relied on the misrepresentations, but that proof of reliance can be established through the rebuttable presumption available under the fraud-on-the-market doctrine.  Read more…

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The purpose of this blog is to provide information to the general public and to practitioners about developments that may impact Oregon investors.

About the author

  • Keith Dubanevich

  • Keith Ketterling
  • Keith Dubanevich has extensive experience handling antitrust, consumer and securities cases. Until joining the Portland, Oregon law firm Stoll Berne as a shareholder, he was the Associate Attorney General and Chief of Staff at the Oregon Department of Justice.
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