Arkolith/Insider Trading/KOP/Form 4/A

Lucas Stephen G

SVP, Culture and EngagementKoppers Holdings Inc. (KOP) · full profile →Form 4/A · filed Mar 3, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
5
3 non-derivative · 2 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Feb 26, 2026Grant(A)5K—$038K
Feb 26, 2026Option exercise(M)127—$038K
Feb 26, 2026Tax withholding(F)3K$37.24$94K36K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Feb 26, 2026Grant(A)127—$0229
Feb 26, 2026Option exercise(M)127—$0102

Transaction Codes

A
Grant / award
M
Option exercise / conversion
F
Shares withheld for taxes

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4/A filing (accession 0001919175-26-000006) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4/A XML