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Home/The Filing Wire/Koppers Holdings, Inc./ 10-Q

Quarterly Report · 10-Q

Koppers Holdings, Inc.

KOPNYSEEQUITYCurrent

Quarterly Report

Filed May 3, 2024Accepted May 3, 2024, 2:01 PM EDTCIK 1315257Accession 0000950170-24-052678
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Company context

Koppers (NYSE: KOP) is an integrated global provider of essential treated wood products, wood preservation technologies and carbon compounds. Our team of approximately 1,850 employees create, protect and preserve key elements of our global infrastructure - including railroad crossties, utility poles, outdoor wooden structures, and production feedstocks for steel, aluminum and construction materials, among others - applying decades of industry-leading expertise while constantly innovating to anticipate the needs of tomorrow. Together we are providing safe and sustainable solutions to enable rail transportation, keep power flowing, and create spaces of enjoyment for people everywhere. Protecting What Matters, Preserving The Future. Learn more at Koppers.com.

Current securities

KOPNYSE · EQUITY · Current

Recent company filings

  1. 10-Q filingNov 6, 2026
  2. Results of Operations and Financial ConditionNov 6, 2026
  3. SCHEDULE 13G/A - filed by PZENA INVESTMENT MANAGEMENT LLC regarding Koppers Holdings Inc.Oct 19, 2026
  4. SCHEDULE 13G/A - filed by DIMENSIONAL FUND ADVISORS LP regarding Koppers Holdings Inc.Oct 8, 2026
  5. 4 filingSep 15, 2026

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