KOPPERS HOLDINGS INC. Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount
KOPPERS HOLDINGS INC. (KOP) reported Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount of $400.00 thousand for the 12-month period ending 2025-12-31, per its 10-K filed 2026-02-26.
Financial Statements › Expense Statement › Income Tax
us-gaap:IncomeTaxReconciliationNondeductibleExpenseOther · last filed 2026-02-26
- KOPPERS HOLDINGS INC. effective income tax rate reconciliation, nondeductible expense, other, amount for fiscal 2025 was $400.00K, a 33.33% decline from fiscal 2024.
- KOPPERS HOLDINGS INC. effective income tax rate reconciliation, nondeductible expense, other, amount for fiscal 2024 was $600.00K, a 0.00% change from fiscal 2023.
- KOPPERS HOLDINGS INC. effective income tax rate reconciliation, nondeductible expense, other, amount for fiscal 2023 was $600.00K.
| Period end | Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount 12 month |
|---|---|
| 2025-12-31 | $400.00K 10-K · filed 2026-02-26 |
| 2024-12-31 | $600.00K 10-K · filed 2026-02-26 |
| 2023-12-31 | $600.00K 10-K · filed 2026-02-26 |
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