0001209191-23-048422.txt : 20230906 0001209191-23-048422.hdr.sgml : 20230906 20230906165844 ACCESSION NUMBER: 0001209191-23-048422 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230905 FILED AS OF DATE: 20230906 DATE AS OF CHANGE: 20230906 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Feng Xudong CENTRAL INDEX KEY: 0001463649 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32737 FILM NUMBER: 231239896 MAIL ADDRESS: STREET 1: 436 SEVENTH AVENUE STREET 2: 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 X0508 4 2023-09-05 0 0001315257 Koppers Holdings Inc. KOP 0001463649 Feng Xudong 436 SEVENTH AVENUE PITTSBURGH PA 15219 1 0 0 0 0 Common Stock 2023-09-05 4 G 0 3936 0.00 D 28904 D /s/Stephanie L. Apostolou, Attorney in Fact 2023-09-06