0001209191-13-026939.txt : 20130516 0001209191-13-026939.hdr.sgml : 20130516 20130516172355 ACCESSION NUMBER: 0001209191-13-026939 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20130514 FILED AS OF DATE: 20130516 DATE AS OF CHANGE: 20130516 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: PLOURDE KATHARINE CENTRAL INDEX KEY: 0001247691 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-12515 FILM NUMBER: 13852414 MAIL ADDRESS: STREET 1: 120 EAST END AVE CITY: NEW YORK STATE: NY ZIP: 10028 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 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2013-05-14 0 0000899723 OM GROUP INC OMG 0001247691 PLOURDE KATHARINE 1500 KEY TOWER 127 PUBLIC SQUARE CLEVELAND OH 44114-1221 1 0 0 0 Common Stock 2013-05-14 4 S 0 6408 28.95 D 6583 D This field is not applicable. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $28.99 to $28.93, inclusive. The reporting person undertakes to provide to OM Group, Inc., any security holder of OM Group, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote. /s/ Katharine Plourde, by Cipriano S. Beredo as attorney-in-fact 2013-05-16