Common Stock

$300.00K

Quarterly · Period ending: Jun 30, 2026 · USD

KOP Common Stock

Latest reported$300.00Kperiod endingJun 30, 2026

KOP Quarterly Common Stock ($0.00 → $300.00K)

Quarterly common stock

High-resolution chart · PNG

KOP common stock history

Quarterly · USD. Dates are reporting period ends; fiscal years can differ from calendar years.

Koppers Holdings Inc Common Stock — Quarterly (USD)
Period ending	Common Stock (USD)
Jun 30, 2026	300,000
Mar 31, 2026	300,000
Dec 31, 2025	300,000
Sep 30, 2025	300,000
Jun 30, 2025	300,000
Mar 31, 2025	300,000
Dec 31, 2024	300,000
Sep 30, 2024	300,000
Jun 30, 2024	300,000
Mar 31, 2024	300,000
Dec 31, 2023	300,000
Sep 30, 2023	200,000
Jun 30, 2023	200,000
Mar 31, 2023	200,000
Dec 31, 2022	200,000
Sep 30, 2022	200,000
Jun 30, 2022	200,000
Mar 31, 2022	200,000
Dec 31, 2021	200,000
Sep 30, 2021	200,000
Jun 30, 2021	200,000
Mar 31, 2021	200,000
Dec 31, 2020	200,000
Sep 30, 2020	200,000
Jun 30, 2020	200,000
Mar 31, 2020	200,000
Dec 31, 2019	200,000
Sep 30, 2019	200,000
Jun 30, 2019	200,000
Mar 31, 2019	200,000
Dec 31, 2018	200,000
Sep 30, 2018	200,000
Jun 30, 2018	200,000
Mar 31, 2018	200,000
Dec 31, 2017	200,000
Sep 30, 2017	200,000
Jun 30, 2017	200,000
Mar 31, 2017	200,000
Dec 31, 2016	200,000
Sep 30, 2016	200,000
Jun 30, 2016	200,000
Mar 31, 2016	200,000
Dec 31, 2015	200,000
Sep 30, 2015	200,000
Jun 30, 2015	200,000
Mar 31, 2015	200,000
Dec 31, 2014	200,000
Sep 30, 2014	200,000
Jun 30, 2014	200,000
Mar 31, 2014	200,000
Dec 31, 2013	200,000
Sep 30, 2013	200,000
Jun 30, 2013	200,000
Mar 31, 2013	200,000
Dec 31, 2012	200,000
Sep 30, 2012	200,000
Jun 30, 2012	200,000
Mar 31, 2012	200,000
Dec 31, 2011	200,000
Sep 30, 2011	200,000
Jun 30, 2011	200,000
Mar 31, 2011	200,000
Dec 31, 2010	200,000
Sep 30, 2010	200,000
Jun 30, 2010	200,000
Mar 31, 2010	200,000
Dec 31, 2009	200,000
Sep 30, 2009	200,000
Jun 30, 2009	200,000
Mar 31, 2009	200,000
Dec 31, 2008	200,000
Sep 30, 2008	200,000
Jun 30, 2008	200,000
Mar 31, 2008	200,000
Dec 31, 2007	200,000
Sep 30, 2007	200,000
Jun 30, 2007	200,000
Mar 31, 2007	200,000
Dec 31, 2006	200,000
Sep 30, 2006	200,000
Jun 30, 2006	200,000
Mar 31, 2006	200,000
Dec 31, 2005	0
Sep 30, 2005	0
Jun 30, 2005	0
Mar 31, 2005	0