Item 7.01 Regulation FD Disclosure.
Representatives of the Registrant made a presentation to representatives of Stephens, Inc. on November 3, 2009. A copy of the materials discussed at the presentations is being furnished as Exhibit 99 to this report, and is incorporated herein by reference.
Item 9.01 Financial Statements and Exhibits.
(a) Financial statements of businesses acquired. Not applicable.

(b) Pro forma financial information. Not applicable.

(c) Exhibits. Exhibit 99-Presentation.

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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.

SOUTHWEST BANCORP, INC.

By: /s/ Kerby E. Crowell Kerby E. Crowell
Executive Vice President, Chief Financial Officer and Secretary

Dated: November 3, 2009