Supreme Court Issues Long-Awaited Ruling on 'Basic' Presumption at Class Certification

Partners Peter Morrison and Noelle Reed look at the Supreme Court's June 2021 decision in Goldman Sachs Group, Inc. v. Arkansas Teacher Retirement System et al., which held that defendants bear the burden of persuasion to show lack of price impact and defeat the Basic presumption, but courts must weigh all evidence in determining whether defendants have met that burden.