SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Pursuant to Section 13 or 15(d) of the
Securities Exchange Act of 1934
Date of Report (Date of earliest event reported): July 28, 2013
(Exact name of Registrant as Specified in Charter)
(State or Other Jurisdiction
(Commission File Number: )
(IRS Employer Identification No.)
2425 South Yukon, Tulsa, Oklahoma
(Address of Principal Executive Offices)
(Registrant's telephone number, including area code): (918) 583-2266
(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:
[ ] 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.
The registrant executed an Amendment Nine to Third Restated Revolving Credit Loan Agreement on July 28, 2013.
Item 9.01 Financial Statements and Exhibits.
(d) A copy of Amendment Nine to Third Restated Revolving Credit Loan Agreement is filed herewith as Exhibit 99.1.
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.
Date: July 31, 2013
/s/ John B. Johnson, Jr.
John B. Johnson, Jr., Secretary