Apostolou Stephanie L bought KOP
February 26, 2026 · Form 4 insider transaction
Apostolou Stephanie L bought 7,223 shares of Koppers Holdings Inc. at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Acquired (buy-side)
Shares
7,223
Price
$0.00
Total value
N/A
InsiderApostolou Stephanie L
Role—
CompanyKoppers Holdings Inc. (KOP)
SecurityCommon Stock
Transaction codeA: Grant or award
Transaction dateFebruary 26, 2026
Filing dateMarch 2, 2026
Shares owned after66,125
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
On January 4, 2023, the reporting person was granted performance share units ("PSUs") for which the performance criteria for the measurement period from January 1, 2023 through December 31, 2025 have been satisfied.