<SEC-DOCUMENT>0000315066-15-002667-index.html : 20150511
<SEC-HEADER>0000315066-15-002667.hdr.sgml : 20150511
<ACCEPTANCE-DATETIME>20150511091658
ACCESSION NUMBER:		0000315066-15-002667
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20150511
DATE AS OF CHANGE:		20150511

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OM GROUP INC
		CENTRAL INDEX KEY:			0000899723
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS MANUFACTURING INDUSTRIES [3990]
		IRS NUMBER:				521736882
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-42673
		FILM NUMBER:		15849114

	BUSINESS ADDRESS:	
		STREET 1:		950 MAIN AVENUE
		STREET 2:		SUITE 1300
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44113
		BUSINESS PHONE:		2167810083

	MAIL ADDRESS:	
		STREET 1:		950 MAIN AVENUE
		STREET 2:		SUITE 1300
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44113

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FMR LLC
		CENTRAL INDEX KEY:			0000315066
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				061209781
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		245 SUMMER STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210
		BUSINESS PHONE:		6175706339

	MAIL ADDRESS:	
		STREET 1:		245 SUMMER STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FMR CORP
		DATE OF NAME CHANGE:	19920717
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>filing.txt
<TEXT>
Document 1 - file: filing.txt

</DOCUMENT>
</SEC-DOCUMENT>