The Eighth Circuit has become the first federal circuit court to apply the Supreme Court’s Halliburton Co. v. Erica P. John Fund, Inc., 134 S. Ct. 2398 (2014) (Halliburton II) decision. Relying on Halliburton II, the Eighth Circuit reversed the district court’s certification of a class of Best Buy shareholders in a Rule 10b-5 case. … Continue Reading