About BOK Financial Corporation

BOK Financial is a regional financial services company that provides commercial and consumer banking, investment and trust services, mortgage origination and servicing, and an electronic funds transfer network. Holdings include Bank of Albuquerque, N.A., Bank of Arizona, N.A., Bank of Arkansas, N.A., Bank of Oklahoma, N.A., Bank of Texas, N.A., Colorado State Bank & Trust, N.A., Bank of Kansas City, N.A., BOSC, Inc., the TransFund electronic funds network, Southwest Trust Company, N.A. and AXIA Investment Management, Inc. Shares of BOK Financial are traded on the NASDAQ under the symbol BOKF. For more information, visit www.bokf.com.