================================================================================ SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 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) September 19, 2006 BANCFIRST CORPORATION ------------------------------------------------------ (Exact name of registrant as specified in its charter) Oklahoma 0-14384 73-1221379 ---------------------------- ------------ ------------------- (State or other jurisdiction (Commission (I.R.S. Employer of incorporation) File Number) Identification No.) 101 N Broadway, Oklahoma City, OK 73102 ---------------------------------------- ---------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code (405) 270-1086 -------------------------------------------------------------- (Former name or former address, if changed 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 (see General Instruction A.2. below): [ ] 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)) ================================================================================ ITEM 8.01 OTHER EVENTS BancFirst Plans to Sell Century Life Assurance Company. On September 19, 2006 BancFirst Corporation announced an agreement to sell Century Life Assurance Company. A copy of this press release is being filed as Exhibit 99.1 to this form 8-K and its incorporated herein by reference entirety. ITEM 9.01 Financial Statements and Exhibits (d) Exhibits Exhibit 99.1 Text of Press Release, dated September 19, 2006 issued by BancFirst Corporation titled "BancFirst Corporation Announces Agreement to Sell Century Life Assurance Company". SIGNATURES 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. BancFirst Corporation ----------------------------- (Registrant) September 19, 2006 /s/ Joseph T. Shockley, Jr. ----------------------------- Joseph T. Shockley, Jr. (Principal Financial Officer)