0001209191-13-021843.txt : 20130417 0001209191-13-021843.hdr.sgml : 20130417 20130417172133 ACCESSION NUMBER: 0001209191-13-021843 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20130415 FILED AS OF DATE: 20130417 DATE AS OF CHANGE: 20130417 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: OM GROUP INC CENTRAL INDEX KEY: 0000899723 STANDARD INDUSTRIAL CLASSIFICATION: SECONDARY SMELTING & REFINING OF NONFERROUS METALS [3341] IRS NUMBER: 521736882 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1500 KEY TOWER STREET 2: 127 PUBLIC SQUARE CITY: CLEVELAND STATE: OH ZIP: 44114 BUSINESS PHONE: 2167810083 MAIL ADDRESS: STREET 1: 1500 KEY TOWER STREET 2: 127 PUBLIC SQUARE CITY: CLEVELAND STATE: OH ZIP: 44114 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: BLACKBURN RICHARD W CENTRAL INDEX KEY: 0001236634 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-12515 FILM NUMBER: 13767647 MAIL ADDRESS: STREET 1: C/O ENESCO GROUP, INC. STREET 2: 225 WINDSOR DRIVE CITY: ITASCA STATE: IL ZIP: 60143 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2013-04-15 0 0000899723 OM GROUP INC OMG 0001236634 BLACKBURN RICHARD W 1500 KEY TOWER 127 PUBLIC SQUARE CLEVELAND OH 44114-1221 1 0 0 0 Common Stock 2013-04-15 4 A 0 799 23.44 A 13991 D This field is not applicable. /s/ Richard W. Blackburn, by Cipriano S. Beredo as attorney-in-fact 2013-04-17