Name: KOP Number of Reportable Segments 2012-2026
Creator: U.S. Securities and Exchange Commission
License: https://www.sec.gov/privacy#dissemination

KOPPERS HOLDINGS INC. Number of Reportable Segments

KOPPERS HOLDINGS INC. (KOP) reported Number of Reportable Segments of 3 segment for the 6-month period ending 2026-06-30, per its 10-Q filed 2026-08-06.

Financial Statements › Notes › Segment Reporting

us-gaap:NumberOfReportableSegments · last filed 2026-08-06

2012-06-30: Number of Reportable Segments 6 month 200.00%.

pure

Period end	Number of Reportable Segments 6 month
2012-06-30	200.00% 10-Q · filed 2012-08-09

Segment

Period end	Number of Reportable Segments 3 month	Number of Reportable Segments 6 month	Number of Reportable Segments 9 month	Number of Reportable Segments 12 month
2025-06-30		3.00 Segment 10-Q · filed 2025-08-08
2025-03-31	3.00 Segment 10-Q · filed 2025-05-09
2024-12-31				3.00 Segment 10-K · filed 2025-02-27
2024-09-30			3.00 Segment 10-Q · filed 2024-11-08
2024-06-30		3.00 Segment 10-Q · filed 2024-08-08
2024-03-31	3.00 Segment 10-Q · filed 2024-05-03
2023-12-31				3.00 Segment 10-K · filed 2024-02-28
2023-09-30			3.00 Segment 10-Q · filed 2023-11-03
2023-06-30		3.00 Segment 10-Q · filed 2023-08-03
2023-03-31	3.00 Segment 10-Q · filed 2023-05-05
2022-12-31				3.00 Segment 10-K · filed 2023-02-27
2022-09-30			3.00 Segment 10-Q · filed 2022-11-04
2022-06-30		3.00 Segment 10-Q · filed 2022-08-04
2022-03-31	3.00 Segment 10-Q · filed 2022-05-06
2021-12-31				3.00 Segment 10-K · filed 2022-02-23
2021-09-30			3.00 Segment 10-Q · filed 2021-11-04
2021-06-30		3.00 Segment 10-Q · filed 2021-08-06
2021-03-31	3.00 Segment 10-Q · filed 2021-05-07
2020-12-31				3.00 Segment 10-K · filed 2021-02-24
2020-09-30			3.00 Segment 10-Q · filed 2020-11-04
2020-06-30		3.00 Segment 10-Q · filed 2020-08-05
2020-03-31	3.00 Segment 10-Q · filed 2020-05-07
2019-12-31				3.00 Segment 10-K · filed 2020-02-27
2019-09-30			3.00 Segment 10-Q · filed 2019-11-07
2019-06-30		3.00 Segment 10-Q · filed 2019-08-08
2019-03-31	3.00 Segment 10-Q · filed 2019-05-03
2018-12-31				3.00 Segment 10-K · filed 2019-03-01
2018-09-30			3.00 Segment 10-Q · filed 2018-11-08
2018-06-30		3.00 Segment 10-Q · filed 2018-08-09
2018-03-31	3.00 Segment 10-Q · filed 2018-05-03
2017-12-31				3.00 Segment 10-K · filed 2018-02-27
2017-09-30			3.00 Segment 10-Q · filed 2017-11-09
2017-06-30		3.00 Segment 10-Q · filed 2017-08-03
2017-03-31	3.00 Segment 10-Q · filed 2017-05-08
2016-12-31				3.00 Segment 10-K · filed 2017-02-24
2016-09-30			3.00 Segment 10-Q · filed 2016-11-03
2016-06-30		3.00 Segment 10-Q · filed 2016-08-04
2016-03-31	3.00 Segment 10-Q · filed 2016-05-06
2015-12-31				3.00 Segment 10-K · filed 2016-02-29
2015-09-30			3.00 Segment 10-Q · filed 2015-11-05
2015-06-30		3.00 Segment 10-Q · filed 2015-08-06
2015-03-31	3.00 Segment 10-Q · filed 2015-05-08
2014-12-31				3.00 Segment 10-K · filed 2015-03-02
2014-09-30			3.00 Segment 10-Q · filed 2014-11-10
2014-06-30		2.00 Segment 10-Q · filed 2014-08-07
2014-03-31	2.00 Segment 10-Q · filed 2014-05-07
2013-12-31				2.00 Segment 10-K · filed 2014-03-03
2013-09-30			2.00 Segment 10-Q · filed 2013-11-07
2013-06-30		2.00 Segment 10-Q · filed 2013-08-08
2013-03-31	2.00 Segment 10-Q · filed 2013-05-03
2012-12-31				2.00 Segment 10-K · filed 2013-02-25
2012-09-30			2.00 Segment 10-Q · filed 2012-11-09

segment

Period end	Number of Reportable Segments 3 month	Number of Reportable Segments 6 month	Number of Reportable Segments 9 month	Number of Reportable Segments 12 month
2026-06-30		3.00 segment 10-Q · filed 2026-08-06
2026-03-31	3.00 segment 10-Q · filed 2026-05-08
2025-12-31				3.00 segment 10-K · filed 2026-02-26
2025-09-30			3.00 segment 10-Q · filed 2025-11-07

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