Barnes Pamela A. [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Ownership	Reported
08/03/2023	PACKAGING CORP OF AMERICA	PKG	Other	Common Stock	1.3k	$155.22	$206.1k	by 401(k) plan	08/03/2023
07/27/2023	PACKAGING CORP OF AMERICA	PKG	Other	Common Stock	1.3k	$152.43	$205.3k	by 401(k) plan	07/27/2023
06/28/2023	PACKAGING CORP OF AMERICA	PKG	Grant	Common Stock	218	$0.00	$0		06/28/2023
06/28/2023	PACKAGING CORP OF AMERICA	PKG	Payment of Exercise	Common Stock	1.6k	$129.40	$213.1k		06/28/2023
03/21/2023	PACKAGING CORP OF AMERICA	PKG	Grant	Common Stock	2.6k	$0.00	$0		03/21/2023
03/21/2023	PACKAGING CORP OF AMERICA	PKG	Payment of Exercise	Common Stock	1.1k	$132.96	$150.5k		03/21/2023
02/22/2023	PACKAGING CORP OF AMERICA	PKG	Grant	Common Stock	1.7k	$0.00	$0		02/22/2023
02/22/2023	PACKAGING CORP OF AMERICA	PKG	Grant	Common Stock	1.6k	$0.00	$0		02/22/2023
07/18/2022	PACKAGING CORP OF AMERICA	PKG	Payment of Exercise	Common Stock	1.4k	$134.29	$182.5k		07/18/2022
07/18/2022	PACKAGING CORP OF AMERICA	PKG	Grant	Common Stock	3.1k	$0.00	$0		07/18/2022
06/27/2022	PACKAGING CORP OF AMERICA	PKG	Payment of Exercise	Common Stock	1k	$141.69	$148.1k		06/27/2022
02/23/2022	PACKAGING CORP OF AMERICA	PKG	Grant	Common Stock	1.5k	$0.00	$0		02/23/2022
06/21/2021	PACKAGING CORP OF AMERICA	PKG	Payment of Exercise	Common Stock	681	$135.33	$92.2k		06/21/2021
02/23/2021	PACKAGING CORP OF AMERICA	PKG	Grant	Common Stock	1.5k	$0.00	$0		02/23/2021
06/22/2020	PACKAGING CORP OF AMERICA	PKG	Payment of Exercise	Common Stock	843	$98.57	$83.1k		06/22/2020
02/25/2020	PACKAGING CORP OF AMERICA	PKG	Grant	Common Stock	1.8k	$0.00	$0		02/25/2020
06/28/2019	PACKAGING CORP OF AMERICA	PKG	Grant	Common Stock	1.7k	$0.00	$0		06/28/2019
06/25/2019	PACKAGING CORP OF AMERICA	PKG	Payment of Exercise	Common Stock	765	$92.45	$70.7k		06/25/2019