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Plausible Cause: Exploring The Limits Of Loss Causation In Pleading And Proving Market Fraud Claims Under Securities Exchange Act Section 10(B) And Sec Rule 10b-5, Robert N. Rapp

Robert N Rapp

This article explores the critical role of loss causation in pleading and proving fraud-on-the-market claims in private actions under Section 10(b) of the Securities Exchange Act of 1934 and SEC Rule 10b-5 thereunder. Loss causation is a separate, essential, element of any private action under these provisions, and weighs heavily on securities fraud class actions brought under the fraud-on-the-market theory. Claims in these cases are based on a security market price said to be made artificial by reason of materially false or misleading information disseminated into an efficient market, and which resets to a correct level when a disclosure event …