Koppers Holdings (KOP) Interest Coverage Ratio (2009 - 2025)

Koppers Holdings has disclosed Interest Coverage Ratio across 17 years of filings, most recently posting 3.22 for Q4 2025.

• Interest Coverage Ratio for Q4 2025 came in at 3.22, up 820.53% year-over-year; the trailing twelve-month figure through Dec 2025 was 2.54 (up 30.53% YoY), and the FY2025 annual result was 2.54, up 30.53% from the prior year.
• Interest Coverage Ratio came in at 3.22 for Q4 2025 at Koppers Holdings, up from 3.1 in the prior quarter.
• In the past five years, Interest Coverage Ratio ranged from a high of 4.39 in Q2 2021 to a low of 0.35 in Q4 2024.
• The 5-year median for Interest Coverage Ratio is 2.74 (2023), against an average of 2.85.
• Across the five-year window, Interest Coverage Ratio tumbled 83.36% in 2024 and soared 820.53% in 2025, its largest moves.
• Koppers Holdings' Interest Coverage Ratio stood at 4.37 in 2021, then slumped by 49.47% to 2.21 in 2022, then decreased by 4.81% to 2.1 in 2023, then tumbled by 83.36% to 0.35 in 2024, then jumped by 820.53% to 3.22 in 2025.
• The last three Interest Coverage Ratio figures came in at 3.22 (Q4 2025), 3.1 (Q3 2025), and 2.26 (Q2 2025), per Business Quant data.