Adam Russell Stauffer

D. E. Shaw & Co. LP (DESCO) is an independent, SEC-registered investment advisor and hedge fund manager headquartered in New York City. The firm was founded in 1992 by David Elliot Shaw. DESCO serves as the managing member, manager and/or investment advisor of certain entities in the D. E. Shaw Group and provides investment advice to a number of affiliated hedge funds and other entities. The investor base of the funds includes institutional investors and other highly sophisticated, high-net worth participants.

HBK Investments LP, do-business-as HBK Capital Management (HBK), is a SEC-registered investment advisor and hedge fund manager headquartered in Dallas, Texas. The firm was founded in 1991 and is a subsidiary of HBK Partners II LP. HBK provides discretionary investment management services and related administrative services to their funds, which are private investment funds offered only to sophisticated investors with substantial resources.