KOP relationship map
KOP
Koppers Holdings Inc.
Supply chain
SEC EDGAR · Feb 26 '26—
← Buys from
KOPKoppers Holdings Inc.
—Brown Woodunlisted
—Class I railroadsunlisted
Sells to →
Suppliers0Customers2
—
KOP
Brown Woodunlisted
Class I railroadsunlisted
suppliercustomerunlisted
Thick line = filed share ·Moves · 12:37 ET