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Koppers Holdings Inc. (KOP): Form 8-K filed 2026-11-06

Accepted by EDGAR
2026-11-06 08:13 ET
Event date
2026-11-06
Accession no.
0001315257-26-000056
Original filing
SEC EDGAR filing index

Items reported

Documents

TypeDescriptionDocument
8-K8-Kkop-20261106.htm
EX-99.1EX-99.1a2026q38-kearningsrelease.htm

This page lists what the filing reports; it does not summarize or interpret it. Read the original documents on SEC EDGAR. How to read an 8-K.