Common Stock, Shares, Issued of Koppers Holdings Inc. from 30 Jun 2010 to 31 Dec 2025

Taxonomy & unit
us-gaap: shares
Description
Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.
Summary
Koppers Holdings Inc. quarterly Common Stock, Shares, Issued in shares history and change rate from 30 Jun 2010 to 31 Dec 2025.
  • Koppers Holdings Inc. Common Stock, Shares, Issued for the quarter ending 31 Dec 2025 was 26,213,052, a 1.8% increase year-over-year.
Source SEC data
View on sec.gov
Common Stock, Shares, Issued, Quarterly (shares)
Common Stock, Shares, Issued, YoY Quarterly Change (%)

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

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q4 2025 26,213,052 +451,968 +1.8% 31 Dec 2025 10-K 26 Feb 2026 2025 FY
Q3 2025 26,194,068 +476,421 +1.9% 30 Sep 2025 10-Q 07 Nov 2025 2025 Q3
Q2 2025 26,158,485 +462,485 +1.8% 30 Jun 2025 10-Q 08 Aug 2025 2025 Q2
Q1 2025 26,119,526 +489,526 +1.9% 31 Mar 2025 10-Q 09 May 2025 2025 Q1
Q4 2024 25,761,084 +598,084 +2.4% 31 Dec 2024 10-K 26 Feb 2026 2025 FY
Q3 2024 25,717,647 +827,647 +3.3% 30 Sep 2024 10-Q 08 Nov 2024 2024 Q3
Q2 2024 25,696,000 +858,000 +3.5% 30 Jun 2024 10-Q 08 Nov 2024 2024 Q3
Q1 2024 25,630,000 +845,000 +3.4% 31 Mar 2024 10-Q 08 Aug 2024 2024 Q2
Q4 2023 25,163,000 +616,000 +2.5% 31 Dec 2023 10-K 26 Feb 2026 2025 FY
Q3 2023 24,890,000 +367,000 +1.5% 30 Sep 2023 10-Q 08 Nov 2024 2024 Q3
Q2 2023 24,838,000 +333,000 +1.4% 30 Jun 2023 10-Q 08 Nov 2024 2024 Q3
Q1 2023 24,785,000 +325,234 +1.3% 31 Mar 2023 10-Q 08 Aug 2024 2024 Q2
Q4 2022 24,547,000 +520,000 +2.2% 31 Dec 2022 10-K 26 Feb 2026 2025 FY
Q3 2022 24,523,000 +529,786 +2.2% 30 Sep 2022 10-Q 03 Nov 2023 2023 Q3
Q2 2022 24,505,000 +524,259 +2.2% 30 Jun 2022 10-Q 03 Nov 2023 2023 Q3
Q1 2022 24,459,766 +580,448 +2.4% 31 Mar 2022 10-Q 06 May 2022 2022 Q1
Q4 2021 24,027,000 +339,000 +1.4% 31 Dec 2021 10-K 27 Feb 2025 2024 FY
Q3 2021 23,993,214 +352,396 +1.5% 30 Sep 2021 10-Q 04 Nov 2021 2021 Q3
Q2 2021 23,980,741 +360,339 +1.5% 30 Jun 2021 10-Q 06 Aug 2021 2021 Q2
Q1 2021 23,879,318 +323,001 +1.4% 31 Mar 2021 10-Q 07 May 2021 2021 Q1
Q4 2020 23,688,000 +367,000 +1.6% 31 Dec 2020 10-K 28 Feb 2024 2023 FY
Q3 2020 23,640,818 +428,254 +1.8% 30 Sep 2020 10-Q 04 Nov 2020 2020 Q3
Q2 2020 23,620,402 +423,818 +1.8% 30 Jun 2020 10-Q 05 Aug 2020 2020 Q2
Q1 2020 23,556,317 +395,008 +1.7% 31 Mar 2020 10-Q 07 May 2020 2020 Q1
Q4 2019 23,321,000 +292,000 +1.3% 31 Dec 2019 10-K 27 Feb 2023 2022 FY
Q3 2019 23,212,564 +232,989 +1% 30 Sep 2019 10-Q 07 Nov 2019 2019 Q3
Q2 2019 23,196,584 +234,021 +1% 30 Jun 2019 10-Q 08 Aug 2019 2019 Q2
Q1 2019 23,161,309 +259,687 +1.1% 31 Mar 2019 10-Q 03 May 2019 2019 Q1
Q4 2018 23,029,000 +645,000 +2.9% 31 Dec 2018 10-K 23 Feb 2022 2021 FY
Q3 2018 22,979,575 30 Sep 2018 10-Q 08 Nov 2018 2018 Q3
Q2 2018 22,962,563 +611,725 +2.7% 30 Jun 2018 10-Q 09 Aug 2018 2018 Q2
Q1 2018 22,901,622 +593,417 +2.7% 31 Mar 2018 10-Q 03 May 2018 2018 Q1
Q4 2017 22,384,000 +243,000 +1.1% 31 Dec 2017 10-K 24 Feb 2021 2020 FY
Q2 2017 22,350,838 +223,279 +1% 30 Jun 2017 10-Q 09 Nov 2017 2017 Q3
Q1 2017 22,308,205 +210,757 +0.95% 31 Mar 2017 10-Q 08 May 2017 2017 Q1
Q4 2016 22,141,000 +125,000 +0.57% 31 Dec 2016 10-K 27 Feb 2020 2019 FY
Q3 2016 22,138,073 +125,952 +0.57% 30 Sep 2016 10-Q 03 Nov 2016 2016 Q3
Q2 2016 22,127,559 +115,439 +0.52% 30 Jun 2016 10-Q 04 Aug 2016 2016 Q2
Q1 2016 22,097,448 +105,508 +0.48% 31 Mar 2016 10-Q 06 May 2016 2016 Q1
Q4 2015 22,016,000 +78,000 +0.36% 31 Dec 2015 10-K 01 Mar 2019 2018 FY
Q3 2015 22,012,121 +73,861 +0.34% 30 Sep 2015 10-Q 05 Nov 2015 2015 Q3
Q2 2015 22,012,120 +73,860 +0.34% 30 Jun 2015 10-Q 06 Aug 2015 2015 Q2
Q1 2015 21,991,940 +94,750 +0.43% 31 Mar 2015 10-Q 08 May 2015 2015 Q1
Q4 2014 21,938,000 +216,000 +0.99% 31 Dec 2014 10-K 27 Feb 2018 2017 FY
Q3 2014 21,938,260 +215,768 +0.99% 30 Sep 2014 10-Q 10 Nov 2014 2014 Q3
Q2 2014 21,938,260 +215,768 +0.99% 30 Jun 2014 10-Q 07 Aug 2014 2014 Q2
Q1 2014 21,897,190 +190,049 +0.88% 31 Mar 2014 10-Q 07 May 2014 2014 Q1
Q4 2013 21,722,000 +137,000 +0.64% 31 Dec 2013 10-K 24 Feb 2017 2016 FY
Q3 2013 21,722,492 -21,531,170,277,508 30 Sep 2013 10-Q 07 Nov 2013 2013 Q3
Q2 2013 21,722,492 -21,519,600,277,508 30 Jun 2013 10-Q 08 Aug 2013 2013 Q2
Q1 2013 21,707,141 +202,113 +0.94% 31 Mar 2013 10-Q 03 May 2013 2013 Q1
Q4 2012 21,585,000 +276,000 +1.3% 31 Dec 2012 10-K 29 Feb 2016 2015 FY
Q3 2012 21,531,192,000,000* +21,531,170,690,790 30 Sep 2012 10-Q 09 Nov 2012 2012 Q3
Q2 2012 21,519,622,000,000* +21,519,600,690,690 30 Jun 2012 10-Q 09 Aug 2012 2012 Q2
Q1 2012 21,505,028 +195,818 +0.92% 31 Mar 2012 8-K 27 Jun 2012 2012 Q1
Q4 2011 21,309,000 +30,520 +0.14% 31 Dec 2011 10-K 02 Mar 2015 2014 FY
Q3 2011 21,309,210 +44,512 +0.21% 30 Sep 2011 10-Q 04 Nov 2011 2011 Q3
Q2 2011 21,309,310 +44,612 +0.21% 30 Jun 2011 10-Q 04 Aug 2011 2011 Q2
Q1 2011 21,309,210 31 Mar 2011 10-Q 05 May 2011 2011 Q1
Q4 2010 21,278,480 31 Dec 2010 8-K 27 Jun 2012 2012 Q1
Q3 2010 21,264,698 30 Sep 2010 10-Q 04 Nov 2010 2010 Q3
Q2 2010 21,264,698 30 Jun 2010 10-Q 05 Aug 2010 2010 Q2
* An asterisk sign (*) next to the value indicates that the value is likely invalid.