February 26, 2026 · Form 4 insider transaction
Lucas Stephen G sold 127 shares of KOPPERS HOLDINGS INC at $0.00 per share, a transaction worth N/A. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 4 days after the transaction.
These DERs were released in connection with the vesting of PSUs granted on January 4, 2023. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.