Kent A. Pflederer - 27 Mar 2026 Form 4 Insider Report for PACKAGING CORP OF AMERICA (PKG)

Reporting relationship: EVP & CFO
Issuer ticker: PKG
Reported as of: 27 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 31 Mar 2026, 10:40:34 UTC
Prior SEC filing: 09 Mar 2026
Source filing: View source filing
Reporting owner signature: Kent A. Pflederer

Key filing fact

Kent A. Pflederer filed Form 4 for PACKAGING CORP OF AMERICA (PKG) on 31 Mar 2026.

Key facts

This page summarizes Kent A. Pflederer's Form 4 filing for PACKAGING CORP OF AMERICA (PKG).
3 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 31 Mar 2026, 10:40.

Change

Previous filing in this sequence was filed on 09 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001549466 Primary reporting owner

Pflederer Kent A.

Relationship: EVP & CFO
Address: PACKAGING CORPORATION OF AMERICA, 1 N. FIELD CT., LAKE FOREST
Signature: Kent A. Pflederer
Signature date: 31 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

PKG transaction

Common Stock

Award

Transaction value
Shares: +5,596
Change %: +8%
Price: $0.000000^*
Shares after: 75,303
Date: 27 Mar 2026
Ownership: Direct
Footnotes: F1

PKG transaction

Common Stock

Award

Transaction value
Shares: +428
Change %: +0.57%
Price: $0.000000^*
Shares after: 75,731
Date: 27 Mar 2026
Ownership: Direct
Footnotes: F2

PKG transaction

Common Stock

Tax liability

Transaction value
Shares: -2,670
Change %: -3.5%
Price: $212.25^*
Shares after: 73,061
Date: 27 Mar 2026
Ownership: Direct
Footnotes: F3

PKG holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 4,242
Date: 27 Mar 2026
Ownership: through 401(k) plan

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

On March 27, 2026, the compensation subcommittee of the compensation committee of the registrant's board of directors certified attainment of the performance measure under the TSR performance units awarded to the reporting person on February 22, 2023. Performance was achieved at 200%. The units paid out on the date of certification.

Footnote F2

Payout in shares of accumulated dividends on vesting performance units.

Footnote F3

Pursuant to the terms of the Company's Long-Term Equity Incentive Plan, the Company withheld shares to cover the withholding tax obligation associated with equity awards vesting on the transaction date.