In its June 21, 2021 decision in Goldman Sachs Group, Inc. v. Arkansas Teacher Retirement System (discussed here), the U.S. Supreme Court provided important guidance regarding price impact evidence at the class certification stage of securities class action litigation. In the following guest post, Nessim Mezrahi, Stephen Sigrist, and Carolina Doherty discuss class certification implications of price impact in securities class actions pursuant to the Goldman Sachs decision. Mezrahi is cofounder and CEO, Sigrist is VP of data science, and Doherty is VP of business development at SAR. A version of this article previously was published in Law360. I would like to thank the authors for allowing me to publish their article as a guest post on this site. I welcome guest post submissions from responsible authors on topics of interest to this blog’s readers. Please contact me directly if you would like to submit a guest post. Here is the authors’ article.
Continue Reading Guest Post: Q2 Stock Drop Stats Buoy High Court’s Goldman Ruling

When the U.S. Supreme Court granted the petition for a writ of certiorari to take up class certification questions raised in the long-running Goldman Sachs securities class action lawsuit, some commentators thought the case might give the Court the opportunity to reconsider fundamental issues about the presumption of reliance under the “fraud on the market” theory in connection with class certification in securities suits. However, as the case has turned out, the Court’s consideration of the case has not produced any fundamental recasting of any key issues; instead, the Court on June 21, 2021 issued a narrow decision that the majority opinion itself acknowledged, with respect to the most significant substantive part of the Court’s opinion, will not be “outcome determinative” in many cases. The Court’s June 21, 2021 decision can be found here.
Continue Reading Supreme Court Vacates Class Certification in Goldman Sachs Securities Suit on Narrow Grounds

Tim Hoeffner
Paul Ferrillo

The Second Circuit issued its latest decision in the long running Goldman Sachs Group securities class action litigation on April 7, 2020 (here). In the following guest post, Tim Hoeffner and Paul Ferrillo of the McDermott, Will & Emery law firm take a look at the Second Circuit’s decision and analyze its implications. I would like to thank Tim and Paul for allowing me to publish their article as a guest post on this site. I welcome guest post submissions from responsible authors on topics of interest to this blog’s readers. Please contact me directly if you would like to submit a guest post. Here is Time and Paul’s article.
Continue Reading Guest Post: Close Call in New Second Circuit Class Certification Decision

In the following guest post, attorneys from the Paul Weiss law firm take a look at the Second Circuit’s January 12, 2018 decision in Arkansas Teacher Retirement System v. Goldman Sachs Group, Inc. (here), in which the appellate court vacated the district court’s certification of a shareholder class in the securities class action lawsuit arising out of the investment company’s involvement in the creation and marketing of the infamous “built-to-fail” Abacus CDO. A version of this article previously appeared as a Paul Weiss law firm client memo. I would like to thank the authors for their willingness to publish their article as a guest post on this site. I welcome guest post submissions from responsible authors on topics of interest to this site’s readers. Please contact me directly if you would like to submit a guest post. Here is the authors’ guest post.
Continue Reading Guest Post: Second Circuit Holds Defendants’ Fraud-on-the-Market Presumption Rebuttal Need Not Be Conclusive

Many of the toxic mortgage-backed securities that were a key part of the subprime mortgage meltdown were sold in multiple separate offerings based on the same shelf registration statement but separate prospectuses. Each separate offering included multiple securities at varying tranches of seniority and subordination. In the litigation following the subprime meltdown, defendants in suits