PKG insider buying and SEC filings, explained
Packaging Corp. of America · CIK 75677
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$15.0M
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Aug 20, 2026 | Sale | Donald R. Shirley (Exec. VP) sold 12,000 shares at about $250.71 ($3.0M). Holdings down 39% to 19,110 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 24, 2026 |
| Aug 7, 2026 | Sale | Thomas A Hassfurther (President / COO) sold 7,063 shares at $254.00 ($1.8M). Holdings down 3% to 202,891 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 11, 2026 |
| Aug 3–5, 2026 | Sale | Thomas A Hassfurther (President / COO) sold 21,328 shares between Aug 3 and Aug 5 at about $252.89 ($5.4M). Holdings down 9% to 209,954 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 5, 2026 |
| May 27, 2026 | Sale | Mark W. Kowlzan (CEO and Director) sold 9,266 shares at about $217.08 ($2.0M). Holdings down 2% to 473,610 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 28, 2026 |
| Feb 5, 2026 | Sale | Thomas A Hassfurther (President / COO) sold 12,129 shares at $230.50 ($2.8M). Holdings down 6% to 197,062 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 9, 2026 |
36 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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