Common Stock, Shares, Outstanding of Koppers Holdings Inc. from 31 Dec 2010 to 31 Dec 2025

Taxonomy & unit
us-gaap: shares
Description
Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.
Summary
Koppers Holdings Inc. quarterly Common Stock, Shares, Outstanding in shares history and change rate from 31 Dec 2010 to 31 Dec 2025.
  • Koppers Holdings Inc. Common Stock, Shares, Outstanding for the quarter ending 31 Dec 2025 was 19,456,000, a 4.1% decline year-over-year.
Source SEC data
View on sec.gov
Common Stock, Shares, Outstanding, Quarterly (shares)
Common Stock, Shares, Outstanding, YoY Quarterly Change (%)

Koppers Holdings Inc. Quarterly Common Stock, Shares, Outstanding (shares)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q4 2025 19,456,000 -825,000 -4.1% 31 Dec 2025 10-K 26 Feb 2026 2025 FY
Q3 2025 19,613,000 -655,000 -3.2% 30 Sep 2025 10-Q 07 Nov 2025 2025 Q3
Q2 2025 19,712,000 -808,000 -3.9% 30 Jun 2025 10-Q 08 Aug 2025 2025 Q2
Q1 2025 20,004,000 -1,184,000 -5.6% 31 Mar 2025 10-Q 09 May 2025 2025 Q1
Q4 2024 20,281,000 -579,000 -2.8% 31 Dec 2024 10-K 26 Feb 2026 2025 FY
Q3 2024 20,268,000 -555,000 -2.7% 30 Sep 2024 10-Q 07 Nov 2025 2025 Q3
Q2 2024 20,520,000 -353,000 -1.7% 30 Jun 2024 10-Q 08 Aug 2025 2025 Q2
Q1 2024 21,188,000 +365,000 +1.8% 31 Mar 2024 10-Q 09 May 2025 2025 Q1
Q4 2023 20,860,000 +97,000 +0.47% 31 Dec 2023 10-K 26 Feb 2026 2025 FY
Q3 2023 20,823,000 30 Sep 2023 10-Q 08 Nov 2024 2024 Q3
Q2 2023 20,873,000 30 Jun 2023 10-Q 08 Aug 2024 2024 Q2
Q1 2023 20,823,000 31 Mar 2023 10-Q 03 May 2024 2024 Q1
Q4 2022 20,763,000 -333,000 -1.6% 31 Dec 2022 10-K 27 Feb 2025 2024 FY
Q4 2021 21,096,000 31 Dec 2021 10-K 28 Feb 2024 2023 FY
Q4 2013 21,722,000 +137,000 +0.64% 31 Dec 2013 10-K 03 Mar 2014 2013 FY
Q4 2012 21,585,000 +276,000 +1.3% 31 Dec 2012 10-K 03 Mar 2014 2013 FY
Q4 2011 21,309,000 +31,000 +0.15% 31 Dec 2011 10-K 03 Mar 2014 2013 FY
Q2 2011 21,309,310 30 Jun 2011 10-Q 04 Aug 2011 2011 Q2
Q4 2010 21,278,000 31 Dec 2010 10-K 03 Mar 2014 2013 FY
* An asterisk sign (*) next to the value indicates that the value is likely invalid.