-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, I1SIu9RPTXyHn+juzfzt1R47NjzdUuWPV41WPT+akLRZdFkltAKWsjNxUHD2c7BP V2cmMahE8zE3jw+dCNu9dA== 0001125282-07-000600.txt : 20070326 0001125282-07-000600.hdr.sgml : 20070326 20070326074438 ACCESSION NUMBER: 0001125282-07-000600 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20070322 FILED AS OF DATE: 20070326 DATE AS OF CHANGE: 20070326 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: SOUTHWEST BANCORP INC CENTRAL INDEX KEY: 0000914374 STANDARD INDUSTRIAL CLASSIFICATION: NATIONAL COMMERCIAL BANKS [6021] IRS NUMBER: 731136584 STATE OF INCORPORATION: OK FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 608 SOUTH MAIN STREET CITY: STILLWATER STATE: OK ZIP: 74074 BUSINESS PHONE: 4053722230 MAIL ADDRESS: STREET 1: 608 SOUTH MAIN STREET CITY: STILLWATER STATE: OK ZIP: 74074 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: YORK DAVID L CENTRAL INDEX KEY: 0001286571 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-23064 FILM NUMBER: 07716650 MAIL ADDRESS: STREET 1: 4630 SOUTH KNOXVILLE AVE. CITY: TULSA STATE: OK ZIP: 74185 4 1 form.xml X0202 4 2007-03-22 0000914374 SOUTHWEST BANCORP INC OKSB 0001286571 YORK DAVID L 4630 SOUTH KNOXVILLE AVE TULSA OK 74135 1 Division President Employee stock option 26.395 2007-03-22 4 A 0 5740 0 D 2012-03-22 Common stock 5740 5740 D Employee stock option 22.14 2011-03-23 Common stock 5470 5470 D Employee stock option 19.75 2010-03-03 Common stock 6079 6079 D Employee stock option 17.35 2009-04-12 Common stock 1666 1666 D Each grant becomes exercisable at various dates. /s/POA David L York 2007-03-23 EX-24 2 davidyorkpower.htm 6281599bdeaeb695dc08d7e5cb9ece39.doc

POWER OF ATTORNEY FOR FORMS 3, 4, AND 5


 I hereby constitute and appoint Kerby E. Crowell my true and lawful attorney and agent to execute for and on my behalf Forms 3, 4, and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934 and the rules thereunder; to do any and all things in my name which said person may deem necessary or advisable to complete the execution of any such Form 3, 4, or 5 and the filing of such forms and amended forms with the Securities and Exchange Commission and any other applicable regulatory authority; and I hereby approve, ratify, and confirm all that said person shall do or cause to be done by virtue of this Power. This Power shall continue in effect until the earliest of (i) the date that I revoke it, (ii) the date that you resign as my attorney and agent hereunder, and (iii) one week after the filing of a Form 4 indicating that I am no longer subject to Section 16 reporting obligations


 In WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of March 31, 2004





  Signature:/s/ David L. York


  Printed Name: David L. York

  As witnessed by hand and seal

  March 31, 2004

  /s/Phyllis Cobb  

  Notary Public State of Oklahoma

  My Commission expires





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