<SEC-DOCUMENT>0000914374-17-000089-index.html : 20171019
<SEC-HEADER>0000914374-17-000089.hdr.sgml : 20171019
<ACCEPTANCE-DATETIME>20171019191955
ACCESSION NUMBER:		0000914374-17-000089
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20171019
FILED AS OF DATE:		20171019
DATE AS OF CHANGE:		20171019

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Crockett David S JR
		CENTRAL INDEX KEY:			0001372631

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34110
		FILM NUMBER:		171145652

	MAIL ADDRESS:	
		STREET 1:		11609 VALLEYDALE
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75230

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SOUTHWEST BANCORP INC
		CENTRAL INDEX KEY:			0000914374
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				731136584
		STATE OF INCORPORATION:			OK
		FISCAL YEAR END:			1019

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>certent-form4.xml
<DESCRIPTION>FORM 4
<TEXT>
Document 1 - file: certent-form4.html

Document 1 - RAW XML: certent-form4.xml

</DOCUMENT>
</SEC-DOCUMENT>