0001209191-18-034409.txt : 20180531 0001209191-18-034409.hdr.sgml : 20180531 20180531171319 ACCESSION NUMBER: 0001209191-18-034409 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180530 FILED AS OF DATE: 20180531 DATE AS OF CHANGE: 20180531 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Baldwin Cynthia A CENTRAL INDEX KEY: 0001424622 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32737 FILM NUMBER: 18872518 MAIL ADDRESS: STREET 1: 436 SEVENTH AVENUE, SUITE 1550 CITY: PITTSBURGH STATE: PA ZIP: 15219 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Koppers Holdings Inc. CENTRAL INDEX KEY: 0001315257 STANDARD INDUSTRIAL CLASSIFICATION: LUMBER & WOOD PRODUCTS (NO FURNITURE) [2400] IRS NUMBER: 201878963 STATE OF INCORPORATION: PA FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 436 SEVENTH AVENUE CITY: PITTSBURGH STATE: PA ZIP: 15219 BUSINESS PHONE: 412-227-2001 MAIL ADDRESS: STREET 1: 436 SEVENTH AVENUE CITY: PITTSBURGH STATE: PA ZIP: 15219 FORMER COMPANY: FORMER CONFORMED NAME: KI Holdings Inc. DATE OF NAME CHANGE: 20050124 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2018-05-30 0 0001315257 Koppers Holdings Inc. KOP 0001424622 Baldwin Cynthia A 436 SEVENTH AVENUE PITTSBURGH PA 15219 1 0 0 0 Common Stock 2018-05-30 4 S 0 1000 40.73 D 20976 D /s/Steven R. Lacy, Attorney-in-Fact 2018-05-31