Kevin Washington - Jun 13, 2024 Form 4 Insider Report for Koppers Holdings Inc. (KOP)

Role: VP, External Relations
Signature: /s/Stephanie L. Apostolou, Attorney in Fact
Stock symbol: KOP
Transactions as of: Jun 13, 2024
Transactions value $: -$33,464
Form type: 4
Date filed: 6/14/2024, 04:14 PM
Previous filing: Jun 12, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	KOP	Common Stock	Options Exercise	$0	+22	+0.34%	$0.00	6.43K	Jun 13, 2024	Direct	F1
transaction	KOP	Common Stock	Tax liability	-$33.5K	-831	-12.93%	$40.27	5.6K	Jun 13, 2024	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	Dividend Equivalent Rights	Options Exercise	$0	-22	-43.14%	$0.00	29	Jun 13, 2024	Common Stock	22		Direct	F3

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

Explanation of Responses:

Id	Content
F1	Represents shares acquired upon release of dividend equivalent rights ("DERs"), as reported in Table II, 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 ("RSUs").
F3	These DERs were released in connection with the vesting of RSUs granted on June 13, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.