<SEC-DOCUMENT>0001103804-16-000066-index.html : 20160121
<SEC-HEADER>0001103804-16-000066.hdr.sgml : 20160121
<ACCEPTANCE-DATETIME>20160121163121
ACCESSION NUMBER:		0001103804-16-000066
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20160121
DATE AS OF CHANGE:		20160121

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SOUTHWESTERN ENERGY CO
		CENTRAL INDEX KEY:			0000007332
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				710205415
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-08838
		FILM NUMBER:		161353794

	BUSINESS ADDRESS:	
		STREET 1:		10000 ENERGY DRIVE
		CITY:			SPRING
		STATE:			TX
		ZIP:			77389
		BUSINESS PHONE:		832-796-4700

	MAIL ADDRESS:	
		STREET 1:		10000 ENERGY DRIVE
		CITY:			SPRING
		STATE:			TX
		ZIP:			77389

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ARKANSAS WESTERN GAS CO
		DATE OF NAME CHANGE:	19790917

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VIKING GLOBAL INVESTORS LP
		CENTRAL INDEX KEY:			0001103804
		IRS NUMBER:				134055118
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		55 RAILROAD AVENUE
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		203-863-5062

	MAIL ADDRESS:	
		STREET 1:		55 RAILROAD AVENUE
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>v13gSouthwestern.txt
<TEXT>
Document 1 - file: v13gSouthwestern.txt

</DOCUMENT>
</SEC-DOCUMENT>