Louisiana Law Review Volume 72 | Number 4 Summer 2012 Just Do It! Specific Rulemaking on Materiality Guidance in Insider Trading Joan MacLeod Hemingway Repository Citation Joan MacLeod Hemingway, Just Do It! Specific Rulemaking on Materiality Guidance in Insider Trading, 72 La. L. Rev. (2012) Available at: https://digitalcommons.law.lsu.edu/lalrev/vol72/iss4/4 This Article is brought to you for free and open access by the Law Reviews and Journals at LSU Law Digital Commons. It has been accepted for inclusion in Louisiana Law Review by an authorized editor of LSU Law Digital Commons. For more information, please contact
[email protected]. Just Do It! Specific Rulemaking on Materiality Guidance in Insider Trading Joan MacLeod Heminway * Issuers, investors, and regulators have struggled with applying 1 the materiality test since the enactment of the securities laws. I. INTRODUCTION Insider trading has been in the news on a relatively constant basis in the new millennium. Raj Rajaratnam and associates, 2 Mark Cuban, 3 and Martha Stewart 4 have been among the many subjects of legal actions involving insider trading since the Enron debacle in 2002. Some of these cases have been garden-variety insider trading cases; others have exposed confusing and evolving elements of U.S. insider trading doctrine. 5 Most recently, Copyright 2012, by JOAN MAC LEOD HEMINWAY . * College of Law Distinguished Professor of Law, The University of Tennessee College of Law; A.B. 1982, Brown University; J.D. 1985, New York University School of Law. Work on this article was supported by the diligent and capable research assistance of Olatayo Atanda (J.D.