Sam Siegal

Citadel Advisors LLC is a SEC-registered investment advisor and hedge fund manager headquartered in Miami, Florida. The firm was founded in 1990 by Kenneth Griffin and is wholly-owned by Citadel Advisors Holdings LP, ultimately held by GFH HFEVA LLC. Citadel Advisors manages private investment funds that are offered exclusively to sophisticated investors.

Senator Investment Group LP (Senator) is an independent, SEC-registered investment advisor and hedge fund manager headquartered in New York City. The firm was founded in 2008 and is majority owned, indirectly, by Douglas Silverman and Alexander Klabin. Senator provides discretionary investment advisory services to a variety of domestic and offshore private investment vehicles as well as to co-investment and special purpose investment accounts and vehicles.

Founded by Steven A. Cohen in 1992, S.A.C. Capital Advisors LP is a hedge fund manager located in Stamford, Connecticut with offices in New York City, Chicago and Boston.