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May 8, 2026 08:45AM KOPPERS REPORTS FIRST QUARTER 2026 RESULTS
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Feb 11, 2026 11:06AM Koppers Holdings Inc. Announces Increase to Quarterly Cash Dividend
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Dec 16, 2025 08:45AM
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Nov 6, 2025 12:58PM Koppers Holdings Inc. Declares Quarterly Cash Dividend
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Jun 18, 2025 07:55AM Koppers Holdings (KOP) Extends Revolving Credit Facility Maturity Date to 2030
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Apr 25, 2025 07:55AM Koppers Holdings Inc. Schedules First Quarter 2025 Conference Call
Feb 27, 2025 10:53AM
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Dec 18, 2024 08:30AM Koppers Again Named Among America's Most Responsible Companies by Newsweek
Dec 17, 2024 09:00AM
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Aug 8, 2024 08:10AM Koppers Holdings (KOP) Tops Q2 EPS by 9c ; Offers Guidance
Aug 8, 2024 07:55AM

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