InsiderTrades

Form 4 for KOP Koppers Holdings Inc.

Accepted 2026-09-01 16:23:23 ET · period of report 2026-08-31 · accession 0001229771-26-000020 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-09-01 16:23 2026-08-31 KOP BALL M LEROY CEO, Dir S - Sale $45.96 -4,000 429.6K -0.9% -$183.8K
2026-09-01 16:23 2026-08-31 KOP BALL M LEROY CEO, Dir G - Gift $0.00 -200 429.4K -0.0% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-08-31 S D 4,000 $45.96 429,555.40 D — —
2 Common Common Stock 2026-08-31 G D 200 $0.00 429,355.40 D — —