Apostolou Stephanie L [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Reported
03/06/2023	Koppers Holdings Inc.	KOP	Payment of Exercise	Common Stock	134	$35.46	$4.8k	03/03/2023
03/06/2023	Koppers Holdings Inc.	KOP	Exercise	Dividend Equivalent Rights	3	$0.00	$0	03/03/2023
03/03/2023	Koppers Holdings Inc.	KOP	Exercise	Dividend Equivalent Rights	14	$0.00	$0	03/03/2023
03/03/2023	Koppers Holdings Inc.	KOP	Payment of Exercise	Common Stock	798	$37.55	$30k	03/03/2023
01/05/2023	Koppers Holdings Inc.	KOP	Payment of Exercise	Common Stock	911	$28.58	$26k	01/05/2023
01/05/2023	Koppers Holdings Inc.	KOP	Exercise	Dividend Equivalent Rights	14	$0.00	$0	01/05/2023
01/05/2023	Koppers Holdings Inc.	KOP	Grant	Restricted Stock Units	931	$0.00	$0	01/05/2023
01/05/2023	Koppers Holdings Inc.	KOP	Grant	Restricted Stock Units	775	$0.00	$0	01/05/2023
01/05/2023	Koppers Holdings Inc.	KOP	Grant	Dividend Equivalent Rights	11	$0.00	$0	01/05/2023
01/04/2023	Koppers Holdings Inc.	KOP	Grant		6.2k	$0.00	$0	01/03/2023
01/03/2023	Koppers Holdings Inc.	KOP	Grant	Dividend Equivalent Rights	88	$0.00	$0	01/03/2023
03/04/2022	Koppers Holdings Inc.	KOP	Payment of Exercise	Common Stock	1.6k	$28.18	$46.2k	03/04/2022
03/04/2022	Koppers Holdings Inc.	KOP	Exercise	Restricted Stock Units	3.5k	$0.00	$0	03/04/2022
03/03/2022	Koppers Holdings Inc.	KOP	Payment of Exercise	Common Stock	801	$28.96	$23.2k	03/03/2022
03/02/2022	Koppers Holdings Inc.	KOP	Payment of Exercise	Common Stock	45	$28.49	$1.3k	03/02/2022
01/05/2022	Koppers Holdings Inc.	KOP	Grant	Restricted Stock Units	1.3k	$0.00	$0	01/05/2022
01/05/2022	Koppers Holdings Inc.	KOP	Grant	Restricted Stock Units	909	$0.00	$0	01/05/2022
01/05/2022	Koppers Holdings Inc.	KOP	Payment of Exercise	Common Stock	429	$33.27	$14.3k	01/05/2022
01/05/2022	Koppers Holdings Inc.	KOP	Grant	Restricted Stock Units	1.4k	$0.00	$0	01/05/2022
01/05/2022	Koppers Holdings Inc.	KOP	Grant	Restricted Stock Units	950	$0.00	$0	01/05/2022
01/04/2022	Koppers Holdings Inc.	KOP	Grant		3.2k	$0.00	$0	01/04/2022
01/04/2022	Koppers Holdings Inc.	KOP	Grant	Employee Stock Options (Right to Buy)	5.9k	$32.19	$188.9k	01/04/2022
03/06/2021	Koppers Holdings Inc.	KOP	Payment of Exercise	Common Stock	153	$35.45	$5.4k	03/06/2021
03/03/2021	Koppers Holdings Inc.	KOP	Payment of Exercise	Common Stock	861	$35.72	$30.8k	03/03/2021
03/02/2021	Koppers Holdings Inc.	KOP	Payment of Exercise	Common Stock	48	$34.87	$1.7k	03/02/2021
02/16/2021	Koppers Holdings Inc.	KOP	Grant	Restricted Stock Units	1.3k	$0.00	$0	02/16/2021