<SEC-DOCUMENT>0000914374-17-000056-index.html : 20170309
<SEC-HEADER>0000914374-17-000056.hdr.sgml : 20170309
<ACCEPTANCE-DATETIME>20170309164334
ACCESSION NUMBER:		0000914374-17-000056
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		15
FILED AS OF DATE:		20170309
DATE AS OF CHANGE:		20170309
EFFECTIVENESS DATE:		20170309

FILER:

	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:			1220

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34110
		FILM NUMBER:		17679006

	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
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Document 1 - file: oksb-20170309xdefa14a.htm

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Document 2 - file: oksb-20170309xdefa14ag001.jpg

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Document 3 - file: oksb-20170309xdefa14ag002.jpg

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Document 4 - file: oksb-20170309xdefa14ag003.jpg

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Document 5 - file: oksb-20170309xdefa14ag004.jpg

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Document 6 - file: oksb-20170309xdefa14ag005.jpg

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Document 7 - file: oksb-20170309xdefa14ag006.jpg

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Document 8 - file: oksb-20170309xdefa14ag007.jpg

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Document 9 - file: oksb-20170309xdefa14ag008.jpg

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Document 10 - file: oksb-20170309xdefa14ag009.jpg

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Document 11 - file: oksb-20170309xdefa14ag010.jpg

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Document 12 - file: oksb-20170309xdefa14ag011.jpg

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Document 13 - file: oksb-20170309xdefa14ag012.jpg

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Document 14 - file: oksb-20170309xdefa14ag013.jpg

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Document 15 - file: oksb-20170309xdefa14ag014.jpg

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