KOP — Koppers Holdings Inc. stock price, charts and financials

QT81Koppers Holdings Inc.

Koppers Holdings Inc. (NYSE: KOP) is a Basic Materials company in the Chemicals - Specialty industry. QuoTrend tracks its price, financials, earnings, analyst ratings and insider trades.

Latest market price
51.99
+1.26+2.48%
OverviewShort InterestFilings
KOPQT81Koppers Holdings Inc.·NYSE
51.99+2.48%

Latest SEC Filings

Form category
Filing Date ▾FormDescriptionFilingDocument
Jul 31, 2026SC 13G/ABeneficial ownership statement (passive, amended)
Jun 23, 20264Statement of changes in beneficial ownership
Jun 17, 20264Statement of changes in beneficial ownership
Jun 17, 20264Statement of changes in beneficial ownership
Jun 17, 20264Statement of changes in beneficial ownership
Jun 17, 20264Statement of changes in beneficial ownership
Jun 15, 20264Statement of changes in beneficial ownership
Jun 04, 20264Statement of changes in beneficial ownership
May 27, 20264Statement of changes in beneficial ownership
May 27, 20263Initial statement of beneficial ownership
May 19, 2026SC 13DBeneficial ownership statement (active)
May 14, 20264Statement of changes in beneficial ownership
May 14, 20264Statement of changes in beneficial ownership
May 13, 2026SC 13G/ABeneficial ownership statement (passive, amended)
May 11, 20268-KCurrent report
May 11, 20264Statement of changes in beneficial ownership
May 11, 20264Statement of changes in beneficial ownership
May 11, 20264Statement of changes in beneficial ownership
May 11, 20264Statement of changes in beneficial ownership
May 11, 20264Statement of changes in beneficial ownership
May 11, 20264Statement of changes in beneficial ownership
May 11, 20264Statement of changes in beneficial ownership
May 11, 20264Statement of changes in beneficial ownership
May 08, 202610-QQuarterly report
May 08, 2026S-8Registration of employee benefit securities
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