<SEC-DOCUMENT>0001144969-16-000053-index.html : 20160210
<SEC-HEADER>0001144969-16-000053.hdr.sgml : 20160210
<ACCEPTANCE-DATETIME>20160210133306
ACCESSION NUMBER:		0001144969-16-000053
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20160210
DATE AS OF CHANGE:		20160210

SUBJECT COMPANY:	

	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:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-46209
		FILM NUMBER:		161404530

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Polaris Capital Management, LLC
		CENTRAL INDEX KEY:			0001316926
		IRS NUMBER:				043269043
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		121 HIGH STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110-2475
		BUSINESS PHONE:		617-951-1365

	MAIL ADDRESS:	
		STREET 1:		121 HIGH STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110-2475

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Polaris Capital Management, Inc.
		DATE OF NAME CHANGE:	20050207
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>oksb13ga8.txt
<TEXT>
Document 1 - file: oksb13ga8.txt

</DOCUMENT>
</SEC-DOCUMENT>