Stephanie L. Apostolou - Mar 4, 2022 Form 4 Insider Report for Koppers Holdings Inc. (KOP)

Role: General Counsel & Secretary
Signature: /s/Stephanie L. Apostolou
Stock symbol: KOP
Transactions as of: Mar 4, 2022
Transactions value $: -$46,159
Form type: 4
Date filed: 3/8/2022, 02:09 PM
Previous filing: Mar 7, 2022
Next filing: Jan 5, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	KOP	Common Stock	Options Exercise		+3.51K	+16.52%		24.8K	Mar 4, 2022	Direct	F1
transaction	KOP	Common Stock	Tax liability	-$46.2K	-1.64K	-6.61%	$28.18	23.1K	Mar 4, 2022	Direct	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	KOP	Restricted Stock Units	Options Exercise	$0	-3.51K	-100%	$0.00^*	0	Mar 4, 2022	Common Stock	3.51K		Direct	F1, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Restricted stock units convert into common stock on a one-for-one basis.
F2	Shares surrendered to the issuer by the reporting person as payment for the tax withholding related to the vesting of time-based restricted stock units and performance share units.
F3	Represents previously granted performance share units for which the performance criteria for the three-year performance period from January 1, 2019 through December 31, 2021 have been satisfied, as reported in the reporting person's Form 4 filed on January 7, 2022, as amended on February 17, 2022.