Leslie S Hyde

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
6 Mar 23	KOP Koppers	Common Stock	Payment of exercise	Dispose F	No	No	35.46	234	8.30 k	50,385.914
6 Mar 23	KOP Koppers	Common Stock	Option exercise	Acquire M	No	No	0	4	0.00	50,619.914
6 Mar 23	KOP Koppers	Dividend Equivalent Rights Common Stock	Option exercise	Dispose M	No	No	0	4	0.00	62
3 Mar 23	KOP Koppers	Common Stock	Payment of exercise	Dispose F	No	No	37.55	487	18.29 k	50,615.914
3 Mar 23	KOP Koppers	Common Stock	Option exercise	Acquire M	No	No	0	7	0.00	51,102.914
3 Mar 23	KOP Koppers	Dividend Equivalent Rights Common Stock	Option exercise	Dispose M	No	No	0	7	0.00	66
5 Jan 23	KOP Koppers	Common Stock	Payment of exercise	Dispose F	No	No	28.58	709	20.26 k	52,596.418
5 Jan 23	KOP Koppers	Common Stock	Option exercise	Acquire M	No	No	0	11	0.00	53,305.418
5 Jan 23	KOP Koppers	Dividend Equivalent Rights Common Stock	Grant	Acquire A	No	No	0	13	0.00	73
5 Jan 23	KOP Koppers	RSU Common Stock	Grant	Acquire A	No	No	0	787	0.00	787

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