Tag Archives: efficient market

Guest Post: Second Circuit: Price Impact Evidence Not Always Necessary to Establish Market Efficiency

A recurring issue in securities cases involves the question of when plaintiffs may rely on the presumption of reliance under the fraud on the market doctrine. To invoke the presumption plaintiffs must show that the defendant company’s securities trade on an efficient market, which in turn raises the question of what the plaintiffs must show in … Continue Reading

Dump “Fraud on the Market” Yet Preserve Securities Plaintiffs’ Ability to Establish Reliance?

Since the U.S. Supreme Court agreed to revisit the “fraud on the market” theory by granting cert in the Halliburton case a few weeks ago, many commentators (including this blog) have considered whether the Court might wind up taking an intermediate position that addresses criticisms of the theory while preserving securities plaintiffs’ ability to try … Continue Reading
LexBlog