Charles J. Carter - Feb 22, 2023 Form 4 Insider Report for PACKAGING CORP OF AMERICA (PKG)

Role: EVP-Mill Ops.
Signature: Kent A. Pflederer, attorney in fact
Stock symbol: PKG
Transactions as of: Feb 22, 2023
Transactions value $: $0
Form type: 4
Date filed: 2/24/2023, 05:56 PM
Previous filing: Jul 20, 2022
Next filing: Mar 23, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	PKG	Common Stock	Award	$0	+4.58K	+17.81%	$0.00	30.3K	Feb 22, 2023	Direct	F1
transaction	PKG	Common Stock	Award	$0	+4.18K	+13.82%	$0.00	34.5K	Feb 22, 2023	Direct	F2
holding	PKG	Common Stock						5.38K	Feb 22, 2023	Through 401(k) plan

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

Explanation of Responses:

Id	Content
F1	Award of restricted stock.
F2	On February 22, 2023, the Section 162(m) subcommittee of the compensation committee of the registrant's board of directors certified attainment of the performance measure under the performance units awarded to reporting person on June 28, 2019. Performance was achieved at the 100% level, which will result in the reported number of shares being paid out on June 28, 2023, the vesting date of the units, subject to continued service by the reporting person through such date.

Content

Award of restricted stock.

On February 22, 2023, the Section 162(m) subcommittee of the compensation committee of the registrant's board of directors certified attainment of the performance measure under the performance units awarded to reporting person on June 28, 2019. Performance was achieved at the 100% level, which will result in the reported number of shares being paid out on June 28, 2023, the vesting date of the units, subject to continued service by the reporting person through such date.