Carter Charles J. 4

What Happened

• Charles J. Carter, EVP — Mill Operations at Packaging Corporation of America (PKG), received a grant of 4,213 restricted stock units (RSUs) on 2026-02-25. The reported acquisition price is $0.00 (award/grant, transaction code A). Each RSU represents a contingent right to one share of PKG common stock (see footnote).

Key Details

• Transaction date: 2026-02-25; Filing date: 2026-02-26 (filed the next day — timely under Form 4 rules).
• Amount granted: 4,213 RSUs; reported acquisition price: $0.00 (award).
• Shares owned after transaction: not specified in the excerpt of the filing.
• Footnote: F1 — RSUs issued; each RSU equals a contingent right to one share of the registrant's common stock.
• No 10b5-1 plan, tax-withholding, or sale noted in this filing excerpt.

Context

• RSU grants are awards that typically vest over time and convert into shares (or cash) when vesting conditions are met; they are not open-market purchases or sales and do not by themselves signal a buy/sell action. This filing reports the grant itself, not any immediate sale or exercise.