UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION

                              Washington, DC 20549

                                    FORM 8-K

                                 CURRENT REPORT
     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

                Date of Report (Date of earliest event reported):
                                November 12, 2008

                           BOK FINANCIAL CORPORATION

             (Exact name of registrant as specified in its charter)



         Oklahoma                       000-19341              73-1373454
         --------                       ---------              ----------
(State or other jurisdiction           (Commission            (IRS Employer
     of incorporation)                 File Number)         Identification No.)


  Bank of Oklahoma Tower, Boston Avenue at Second Street, Tulsa, Oklahoma 74172
                    (Address of principal executive offices)

               Registrant's telephone number, including area code:
                                 (918) 588-6000

               _____________________N/A___________________________

          (Former name or former address, if changes since last report)

Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions:

|_| Written communications pursuant to Rule 425 under the Securities Act (17 CFR
230.425).

|_| Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
240.14a-12).

|_| Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange
Act (17 CFR 240.14d-2(b)).

|_| Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange
Act (17 CFR 240.13e-4(c)).



                    INFORMATION TO BE INCLUDED IN THE REPORT

ITEM 8.01.  Other Events.

     On November 12, 2008, BOK Financial  Corporation ("BOK Financial") issued a
press release announcing its choice to not participate in the Treasury's Capital
Purchase  Program  ("Press  Release").  The full  text of the Press  Release  is
attached  as  Exhibit  99(a)  to  this  report  and is  incorporated  herein  by
reference.


ITEM 9.01.  Financial Statements and Exhibits.

(c)      Exhibits

         99(a)   Text of Press  Release,  dated  November  12,  2008  titled
                 "BOK Financial Corp.  Chooses Not To Participate in Treasury's
                 Capital Purchase Program"


                                    Signature

     Pursuant to the  requirements  of the Securities  Exchange Act of 1934, the
registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned hereunto duly authorized.


                                        BOK FINANCIAL CORPORATION


                                        By:      /s/ Steven E. Nell
                                              ---------------------------
                                              Steven E. Nell
                                              Executive Vice President
                                              Chief Financial Officer
Date:  November 12, 2008