0000950170-24-027385.txt : 20240306 0000950170-24-027385.hdr.sgml : 20240306 20240306175545 ACCESSION NUMBER: 0000950170-24-027385 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240304 FILED AS OF DATE: 20240306 DATE AS OF CHANGE: 20240306 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Dowd Joseph P CENTRAL INDEX KEY: 0001553647 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32737 FILM NUMBER: 24727359 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] 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 2024-03-04 0001315257 Koppers Holdings Inc. KOP 0001553647 Dowd Joseph P 436 SEVENTH AVENUE PITTSBURGH PA 15219 false true false false VP, Zero Harm false Common Stock 2024-03-04 4 M false 956 44.10 A 37925 D Common Stock 2024-03-04 4 S false 956 53.74 D 36969 D Common Stock 2024-03-04 4 M false 816 41.60 A 37785 D Common Stock 2024-03-04 4 S false 816 53.56 D 36969 D Common Stock 2024-03-04 4 M false 1716 26.63 A 38685 D Common Stock 2024-03-04 4 S false 1716 53.57 D 36969 D Common Stock 2024-03-05 4 S false 13001 53.47 D 23968 D Common Stock 2024-03-05 4 S false 896 54.02 D 23072 D Employee Stock Options (Rights to Buy) 44.10 2024-03-04 4 M false 956 0.00 D 2018-03-03 2027-03-03 Common Stock 956 0 D Employee Stock Options (Rights to Buy) 41.60 2024-03-04 4 M false 816 0.00 D 2019-03-02 2028-03-02 Common Stock 816 0 D Employee Stock Options (Rights to Buy) 26.63 2024-03-04 4 M false 1716 0.00 D 2020-03-06 2029-03-06 Common Stock 1716 0 D The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $53.55 to $53.85, 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 $53.55 to $53.59, 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 $53.42 to $53.70, 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 $53.00 to $53.95 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 $54.00 to $54.09, 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. Stock options vested in annual installments of 25 percent over four years. /s/Stephanie L. Apostolou, Attorney in Fact 2024-03-06