0000950170-24-028091.txt : 20240307 0000950170-24-028091.hdr.sgml : 20240307 20240307164638 ACCESSION NUMBER: 0000950170-24-028091 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240306 FILED AS OF DATE: 20240307 DATE AS OF CHANGE: 20240307 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Washington Kevin CENTRAL INDEX KEY: 0001932214 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32737 FILM NUMBER: 24730879 MAIL ADDRESS: STREET 1: 436 SEVENTH AVENUE 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] ORGANIZATION NAME: 04 Manufacturing 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 ownership.xml 4 X0508 4 2024-03-06 0001315257 Koppers Holdings Inc. KOP 0001932214 Washington Kevin 436 SEVENTH AVENUE PITTSBURGH PA 15219 false true false false VP, External Relations false Common Stock 2024-03-06 4 S false 170 51.84 D 7557 D Common Stock 2024-03-06 4 S false 843 52.54 D 6714 D Common Stock 2024-03-06 4 S false 310 53.12 D 6404 D The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $51.76 to $51.95 inclusive. The reporting person undertakes to provide to the Securities and Exchange Commission, the issuer or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $52.20 to $52.99, inclusive. The reporting person undertakes to provide to the Securities and Exchange Commission, the issuer or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $53.02 to $53.27, inclusive. The reporting person undertakes to provide to the Securities and Exchange Commission, the issuer or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price. /s/Stephanie L. Apostolou, Attorney in Fact 2024-03-07