KOP

PITTSBURGH, July 23, 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 plans to release its financial results for the second quarter of 2026 before the market opens on Thursday, August 6, 2026, and discuss its outlook on a conference call later that day at 11:00 a.m. Eastern Time.

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PITTSBURGH, June 25, 2026 /PRNewswire/ -- Koppers Holdings Inc. (NYSE: KOP) today published its 2025 Corporate Sustainability Report (CSR), detailing the company's progress in advancing its sustainability goals and introducing the framework for its refreshed 2030 Sustainability Strategy. Some key highlights from the 2025 CSR include: Achieving the lowest Total Recordable Incident Rate (TRIR) in company history.

PITTSBURGH, May 22, 2026 /PRNewswire/ -- Koppers Holdings Inc. (NYSE: KOP) today announced that the company will host meetings with the investment community as part of its participation in the Barrington Research Spring Investment Conference, which will be held virtually on May 27, 2026. Koppers management will be represented by: Eric Brenner, Chief Financial Officer and Treasurer Bradley Pearce, Chief Accounting Officer Quynh McGuire, Vice President of Investor Relations The presentation materials will be available on www.koppers.com in the Investor Relations section of the company's website.

Koppers beat Q1 revenue estimates as strong PC growth offset weaker RUPS and CMC results, while 2026 EBITDA and EPS guidance were cut.

PITTSBURGH, May 15, 2026 /PRNewswire/ -- Koppers Holdings Inc. (NYSE: KOP) today announced that the company will host meetings with the investment community as part of its participation in the Barclays Leveraged Finance Conference, which will be held in Austin, Texas, on May 19, 2026. Koppers management will be represented by Bradley Pearce, Interim Chief Financial Officer and Chief Accounting Officer, and Quynh McGuire, Vice President of Investor Relations.

Koppers Holdings delivered mixed 1Q26 results, with strong recovery in Performance Chemicals but overall EBITDA down 10%. PC segment's 20% sales growth and 30% EBITDA increase reduce concerns over permanent competitive impairment, though end markets remain pressured. Management maintained sales guidance but cut the adjusted EBITDA outlook to $240–$260 million, citing rising oil and input costs amid weak demand.

PITTSBURGH, May 11, 2026 /PRNewswire/ -- Koppers Holdings Inc. (NYSE: KOP), an integrated global provider of treated wood products, wood treatment chemicals, and carbon compounds, today announced that Eric Brenner will join the company as Chief Financial Officer (CFO) and Treasurer, effective May 26, 2026.  In this role, Mr.

Koppers NYSE: KOP reported essentially flat first-quarter 2026 sales but lower adjusted EBITDA, while announcing a major restructuring move in its Carbon Materials and Chemicals business that could reshape its cost structure over the next several years.