Filing Flows › Koppers Holdings (KOP) › Q3 2026
Koppers Holdings (KOP) Q3 2026 earnings results (third quarter 2026)
10-Q filed Nov 6, 2026
Koppers Holdings (KOP) reported revenue of $499M for the third quarter 2026 (Q3 2026), +3% from a year earlier and -4% from the quarter before. Operating margin was 6.1%, net earnings $14.7M (2.9% of revenue).
Koppers Holdings, Q3 2026: revenue $499M (+3% year over year), operating margin 6.1%, net earnings $14.7M, operating cash flow $30.6M. The chart follows the revenue to costs, profit and cash.
| Q3 2026 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $499M | -4% | +3% |
| Operating profit | $30.4M | — | -41% |
| Net earnings | $14.7M | — | -38% |
| Operating cash flow | $30.6M | -39% | -38% |
| Free cash flow | $19.4M | -49% | -48% |
What changed
Revenue was $499.1M in Q3 2026, up 3% year over year and down 4% from the previous quarter.
Operating profit was $30.4M, a 6.1% margin (down 4.6 points year over year). Operating profit fell $21.4M even though revenue rose $13.8M versus Q3 2025, so costs grew faster than sales. Total costs grew 8% against revenue growth of 3%. Net earnings were $14.7M, down 38% year over year. The effective tax rate was 10.9%.
Operating cash flow was $30.6M (down 38% year over year), 208% of net earnings. Non-cash charges added back $18.1M of depreciation and amortization and $3.2M of share-based compensation. Working capital and other items used $5.4M. Capital expenditures of $11.2M left free cash flow of $19.4M.
Questions
What was Koppers Holdings' revenue in the third quarter 2026?
Koppers Holdings (KOP) reported revenue of $499M for the third quarter 2026 (Q3 2026), +3% from a year earlier and -4% from the quarter before.
Was Koppers Holdings profitable in the third quarter 2026?
Operating profit was $30.4M (6.1% of revenue) and net earnings $14.7M.
Source: Koppers Holdings 10-Q on SEC EDGAR.