Stephanie L Apostolou

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
3 Jan 25	KOP Koppers	Common Stock	Payment of exercise	Dispose F	No	No	31.72	5,690	180.49 k	49,049
3 Jan 25	KOP Koppers	Common Stock	Option exercise	Acquire M	No	No	0	210	0.00	54,739
3 Jan 25	KOP Koppers	Common Stock	Option exercise	Acquire M	No	No	0	6,867	0.00	54,529
3 Jan 25	KOP Koppers	Common Stock	Grant	Acquire A	No	No	0	13,628	0.00	47,662
3 Jan 25	KOP Koppers	Dividend Equivalent Rights Common Stock	Option exercise	Dispose M	No	No	0	210	0.00	104
3 Jan 25	KOP Koppers	RSU Common Stock	Option exercise	Dispose M	No	No	0	6,867	0.00	0
3 Jan 25	KOP Koppers	Dividend Equivalent Rights Common Stock	Grant	Acquire A	No	No	0	69	0.00	314
3 Jan 25	KOP Koppers	RSU Common Stock	Grant	Acquire A	No	No	0	1,439	0.00	3,513
3 Jan 25	KOP Koppers	RSU Common Stock	Grant	Acquire A	No	No	0	2,630	0.00	6,867
16 Dec 24	KOP Koppers	Dividend Equivalent Rights Common Stock	Grant	Acquire A	No	No	0	115	0.00	245

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