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Koppers Holdings Inc. — Quarterly Financials
Quarterly figures from SEC EDGAR XBRL filings (10-Q)
These figures are extracted from XBRL-tagged quarterly reports (10-Q) that Koppers Holdings Inc. filed with the SEC. Values are as reported for each individual quarter (Q1, Q2, Q3, Q4) — not cumulative year-to-date. Negative figures indicate a loss.
Revenue — By Quarter
Quarter
Fiscal Year
Period End
Value
Filed
Q3
2025
Sep 30, 2025
$485.30M
Nov 7, 2025
Q2
2025
Jun 30, 2025
$504.80M
Aug 8, 2025
Q1
2025
Mar 31, 2025
$456.50M
May 9, 2025
Q3
2025
Sep 30, 2024
$554.30M
Nov 7, 2025
Q2
2025
Jun 30, 2024
$563.20M
Aug 8, 2025
Q1
2025
Mar 31, 2024
$497.60M
May 9, 2025
Q3
2024
Sep 30, 2023
$550.40M
Nov 8, 2024
Q2
2024
Jun 30, 2023
$577.20M
Aug 8, 2024
Q1
2024
Mar 31, 2023
$513.40M
May 3, 2024
Q3
2023
Sep 30, 2022
$536.10M
Nov 3, 2023
Q2
2023
Jun 30, 2022
$502.50M
Aug 3, 2023
Q1
2023
Mar 31, 2022
$459.30M
May 5, 2023
Q3
2022
Sep 30, 2021
$424.80M
Nov 4, 2022
Q2
2022
Jun 30, 2021
$441.00M
Aug 4, 2022
Q1
2022
Mar 31, 2021
$407.50M
May 6, 2022
Q3
2021
Sep 30, 2020
$437.50M
Nov 4, 2021
Q2
2021
Jun 30, 2020
$436.60M
Aug 6, 2021
Q1
2021
Mar 31, 2020
$401.90M
May 7, 2021
Q3
2020
Sep 30, 2019
$434.20M
Nov 4, 2020
Q2
2020
Jun 30, 2019
$443.80M
Aug 5, 2020
Revenue (Net Sales) — By Quarter
Quarter
Fiscal Year
Period End
Value
Filed
Q1
2018
Mar 31, 2018
$406.10M
May 3, 2018
Q3
2017
Sep 30, 2017
$384.80M
Nov 9, 2017
Q2
2017
Jun 30, 2017
$378.00M
Aug 3, 2017
Q1
2018
Mar 31, 2017
$346.60M
May 3, 2018
Q3
2017
Sep 30, 2016
$371.10M
Nov 9, 2017
Q2
2017
Jun 30, 2016
$385.10M
Aug 3, 2017
Q1
2017
Mar 31, 2016
$346.80M
May 8, 2017
Q3
2016
Sep 30, 2015
$433.80M
Nov 3, 2016
Q2
2016
Jun 30, 2015
$431.60M
Aug 4, 2016
Q1
2016
Mar 31, 2015
$397.80M
May 6, 2016
Q3
2015
Sep 30, 2014
$440.10M
Nov 5, 2015
Q2
2015
Jun 30, 2014
$356.80M
Aug 6, 2015
Q1
2015
Mar 31, 2014
$331.40M
May 8, 2015
Q3
2014
Sep 30, 2013
$395.20M
Nov 10, 2014
Q2
2014
Jun 30, 2013
$370.90M
Aug 7, 2014
Q1
2014
Mar 31, 2013
$370.40M
May 7, 2014
Q3
2013
Sep 30, 2012
$387.90M
Nov 7, 2013
Q2
2012
Jun 30, 2012
$411.30M
Aug 9, 2012
Q1
2013
Mar 31, 2012
$380.90M
May 3, 2013
Q3
2012
Sep 30, 2011
$381.20M
Nov 9, 2012
Net Income — By Quarter
Quarter
Fiscal Year
Period End
Value
Filed
Q3
2025
Sep 30, 2025
$23.80M
Nov 7, 2025
Q2
2025
Jun 30, 2025
$16.40M
Aug 8, 2025
Q1
2025
Mar 31, 2025
($13.90M)
May 9, 2025
Q3
2025
Sep 30, 2024
$22.80M
Nov 7, 2025
Q2
2025
Jun 30, 2024
$26.80M
Aug 8, 2025
Q1
2025
Mar 31, 2024
$13.00M
May 9, 2025
Q3
2024
Sep 30, 2023
$26.30M
Nov 8, 2024
Q2
2024
Jun 30, 2023
$24.50M
Aug 8, 2024
Q1
2024
Mar 31, 2023
$25.50M
May 3, 2024
Q3
2023
Sep 30, 2022
$19.10M
Nov 3, 2023
Q2
2023
Jun 30, 2022
$11.70M
Aug 3, 2023
Q1
2023
Mar 31, 2022
$18.80M
May 5, 2023
Q3
2022
Sep 30, 2021
$10.20M
Nov 4, 2022
Q2
2022
Jun 30, 2021
$26.90M
Aug 4, 2022
Q1
2022
Mar 31, 2021
$25.90M
May 6, 2022
Q3
2021
Sep 30, 2020
$75.60M
Nov 4, 2021
Q2
2021
Jun 30, 2020
$29.20M
Aug 6, 2021
Q1
2021
Mar 31, 2020
($1.40M)
May 7, 2021
Q3
2020
Sep 30, 2019
$19.90M
Nov 4, 2020
Q2
2020
Jun 30, 2019
$14.70M
Aug 5, 2020
Operating Income — By Quarter
Quarter
Fiscal Year
Period End
Value
Filed
Q3
2025
Sep 30, 2025
$51.80M
Nov 7, 2025
Q2
2025
Jun 30, 2025
$39.10M
Aug 8, 2025
Q1
2025
Mar 31, 2025
$27.00M
May 9, 2025
Q3
2025
Sep 30, 2024
$49.70M
Nov 7, 2025
Q2
2025
Jun 30, 2024
$57.50M
Aug 8, 2025
Q1
2025
Mar 31, 2024
$34.60M
May 9, 2025
Q3
2024
Sep 30, 2023
$53.30M
Nov 8, 2024
Q2
2024
Jun 30, 2023
$54.40M
Aug 8, 2024
Q1
2024
Mar 31, 2023
$50.30M
May 3, 2024
Q3
2023
Sep 30, 2022
$42.80M
Nov 3, 2023
Q2
2023
Jun 30, 2022
$29.10M
Aug 3, 2023
Q1
2023
Mar 31, 2022
$38.20M
May 5, 2023
Q3
2022
Sep 30, 2021
$24.60M
Nov 4, 2022
Q2
2022
Jun 30, 2021
$44.30M
Aug 4, 2022
Q1
2022
Mar 31, 2021
$43.90M
May 6, 2022
Q3
2021
Sep 30, 2020
$58.60M
Nov 4, 2021
Q2
2021
Jun 30, 2020
$49.70M
Aug 6, 2021
Q1
2021
Mar 31, 2020
$13.60M
May 7, 2021
Q3
2020
Sep 30, 2019
$36.60M
Nov 4, 2020
Q2
2020
Jun 30, 2019
$38.10M
Aug 5, 2020