Leslie S Hyde

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
21 Mar 24	KOP Koppers	Common Stock	Sell	Dispose S	No	No	54.51	3,195	174.16 k	55,657.914
21 Mar 24	KOP Koppers	Common Stock	Sell	Dispose S	No	No	53.75	11,246	604.47 k	58,852.914
21 Mar 24	KOP Koppers	Common Stock	Option exercise	Acquire M	No	No	19.63	14,441	283.48 k	70,098.914
21 Mar 24	KOP Koppers	Common Stock	Sell	Dispose S	No	No	54.52	1,364	74.37 k	55,657.914
21 Mar 24	KOP Koppers	Common Stock	Sell	Dispose S	No	No	53.77	6,598	354.77 k	57,021.914
21 Mar 24	KOP Koppers	Common Stock	Option exercise	Acquire M	No	No	26.63	7,962	212.03 k	63,619.914
21 Mar 24	KOP Koppers	Employee Stock Options (Rights to Buy) Common Stock	Option exercise	Dispose M	No	No	19.63	14,441	283.48 k	0
21 Mar 24	KOP Koppers	Employee Stock Options (Rights to Buy) Common Stock	Option exercise	Dispose M	No	No	26.63	7,962	212.03 k	0
1 Mar 24	KOP Koppers	Common Stock	Sell	Dispose S	No	No	56.09	13	729.17	55,657.914
1 Mar 24	KOP Koppers	Common Stock	Sell	Dispose S	No	No	55.08	210	11.57 k	55,670.914

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.