Koppers Holdings KOP Retirement and nonpension postretirement benefit obligations
Retirement and nonpension postretirement benefit obligations at other companies
Other financials
Where this comes from
Reported directly by Koppers Holdings in its filing.
Tagged under the XBRL concept us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent.
The official record: Koppers Holdings’s 10-Q, filed May 8, 2026, on SEC EDGAR. View the filing →
Ask your AI about Koppers Holdings's retirement and nonpension postretirement benefit obligations.
Connect your AI assistant and compare it to peers, right in your chat.
Connect your AI

Claude
Questions, answered.
- What is Koppers Holdings's retirement and nonpension postretirement benefit obligations?
- Koppers Holdings (KOP) reported retirement and nonpension postretirement benefit obligations of $13.1M in Q1 2026.
- How has Koppers Holdings's retirement and nonpension postretirement benefit obligations changed year-over-year?
- Koppers Holdings's retirement and nonpension postretirement benefit obligations decreased by 5.8% year-over-year, from $13.9M to $13.1M.
- What is the long-term trend for Koppers Holdings's retirement and nonpension postretirement benefit obligations?
- Over 5 years (2020 to 2025), Koppers Holdings's retirement and nonpension postretirement benefit obligations has grown at a -21.6% compound annual growth rate (CAGR), from $46.2M to $13.7M.