Citadel Advisors

Founder / Principal Kenneth Griffin
   
Address 131 South Dearborn Street

Chicago, IL  60603

   
Telephone (312) 395-2100
   
Websites www.citadelgroup.com
   
Founded 1990
   
Registered with S.E.C. Yes, since January 5, 2010
   
Legal Name of Management Company Citadel Advisors LLC

Citadel Holdings I LP

   
Legal Name of Flagship Fund Citadel Wellington LLC