<SEC-DOCUMENT>0001085146-15-000379-index.html : 20150211
<SEC-HEADER>0001085146-15-000379.hdr.sgml : 20150211
<ACCEPTANCE-DATETIME>20150211112006
ACCESSION NUMBER:		0001085146-15-000379
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20150211
DATE AS OF CHANGE:		20150211

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			QEP RESOURCES, INC.
		CENTRAL INDEX KEY:			0001108827
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				870287750
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-85961
		FILM NUMBER:		15597628

	BUSINESS ADDRESS:	
		STREET 1:		1050 17TH STREET, SUITE 500
		CITY:			DENVER
		STATE:			CO
		ZIP:			80265
		BUSINESS PHONE:		303-672-6961

	MAIL ADDRESS:	
		STREET 1:		1050 17TH STREET, SUITE 500
		CITY:			DENVER
		STATE:			CO
		ZIP:			80265

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	QUESTAR MARKET RESOURCES INC
		DATE OF NAME CHANGE:	20000309

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Boston Partners
		CENTRAL INDEX KEY:			0001386060
		IRS NUMBER:				980202744
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		ONE BEACON STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02108
		BUSINESS PHONE:		2129089500

	MAIL ADDRESS:	
		STREET 1:		909 THIRD AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Robeco Investment Management, Inc.
		DATE OF NAME CHANGE:	20070111
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>qep_21015.htm
<DESCRIPTION>ROBECO INVESTMENT MANAGEMENT INC.
<TEXT>
Document 1 - file: qep_21015.htm

</DOCUMENT>
</SEC-DOCUMENT>