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PITTSBURGH, March 31, 2026 /PRNewswire/ -- Koppers Holdings Inc. (NYSE: KOP), an integrated global provider of treated wood products, wood treatment chemicals and carbon compounds, today announced that the company has published its 2025 Annual Report and Letter to Shareholders. The Annual Report, including audited financial statements for the fiscal year ended December 31, 2025, was filed with the U.S. Securities…

NYSE issues a pre-market daily advisory direct from the trading floor. NEW YORK, March 30, 2026 /PRNewswire/ -- The New York Stock Exchange (NYSE) provides a daily pre-market update directly from the NYSE Trading Floor.

PITTSBURGH, March 30, 2026 /PRNewswire/ -- Koppers Holdings Inc. (NYSE: KOP), an integrated global provider of treated wood products, wood treatment chemicals and carbon compounds, will mark the 20th anniversary of its New York Stock Exchange (NYSE) listing by ringing the NYSE Closing Bell at 4:00 PM Eastern Time today, March 30, 2026. Chief Executive Officer and Chairman Leroy Ball will be joined by members of the…

Koppers leans on utility demand and PC share gains for 2026, but commodity costs, tariffs and CMC turmoil keep execution and margins in focus.

Koppers targets a 2026 cash flow inflection and deleveraging, but tariff risks, rail cuts and carbon turmoil keep upside tightly balanced with execution risks.