John is joined by Christopher D. Kercher and Peter H. Fountain, both partners in Quinn Emanuel’s New York office. They discuss their recent representation of Citadel Securities, one of the world’s largest market makers, in connection with a case concerning Mallinckrodt, a pharmaceutical company forced into bankruptcy due to opioid litigation. The central issue was whether $1.6 billion in stock share buybacks conducted between 2015 and 2018 could be recovered by the bankruptcy estate as fraudu...