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Koppers Holdings Inc. (KOP)

Koppers Holdings Inc. brought in $1.9B of revenue over the twelve months to June 30, 2026, down 5.0% from a year earlier. It posted a net loss of $86.9M. Operating cash flow minus capital spending left $67.5M of free cash flow in fiscal 2025. At June 30, 2026 it held $40.7M in cash against $905.7M of debt. Its latest periodic report to the SEC is the quarterly report (10-Q) filed on August 6, 2026.

Revenue (last 12 months)
$1.9B
-5.0% year on year
Net margin
-4.6%

What Koppers Holdings Inc. does

Koppers Holdings Inc. is registered with the SEC under industry code SIC 2400 (Lumber & Wood Products (No Furniture)). Its shares trade on NYSE under the ticker KOP.

Revenue and profit by year

Revenue
FY18: $1.6B $1.6B FY18FY19: $1.6B $1.6B FY19FY20: $1.7B $1.7B FY20FY21: $1.7B $1.7B FY21FY22: $2B $2B FY22FY23: $2.2B $2.2B FY23FY24: $2.1B $2.1B FY24FY25: $1.9B $1.9B FY25
Net income
FY18: $23.4M $23.4M FY18FY19: $66.6M $66.6M FY19FY20: $122M $122M FY20FY21: $85.2M $85.2M FY21FY22: $63.4M $63.4M FY22FY23: $89.2M $89.2M FY23FY24: $52.4M $52.4M FY24FY25: $56M $56M FY25

Fiscal years as reported in annual reports. Amounts in USD.

Key figures

Fiscal yearRevenueOperating incomeNet incomeDiluted EPSFree cash flow
2025$1.9B$167.8M$56M$2.74$67.5M
2024$2.1B$148.2M$52.4M$2.46$42M
2023$2.2B$195.2M$89.2M$4.14$25.6M
2022$2B$137.7M$63.4M$2.98-$3M
2021$1.7B$156.5M$85.2M$3.88-$22M
2020$1.7B$156.7M$122M$5.71$57.3M

Latest SEC filings

What Koppers Holdings Inc. has filed recently, newest first. Each links to the original document on SEC EDGAR.

  1. August 6, 2026
    Quarterly report 10-Q · period to June 30, 2026
  2. August 6, 2026
  3. July 31, 2026
  4. May 19, 2026
  5. May 13, 2026
  6. May 11, 2026
  7. May 8, 2026
    Quarterly report 10-Q · period to March 31, 2026
  8. May 8, 2026
  9. May 8, 2026
  10. May 7, 2026

Recent insider filings (Forms 3, 4 and 144): 10, the latest on September 15, 2026. Insider transactions on SEC

All filings on SEC EDGAR

Questions about KOP

What does Koppers Holdings Inc. do?

Koppers Holdings Inc. is registered with the SEC under industry code SIC 2400 (Lumber & Wood Products (No Furniture)). Its shares trade on NYSE under the ticker KOP.

Is Koppers Holdings Inc. profitable?

No. Over the twelve months to June 30, 2026 it reported a net loss of $86.9M on revenue of $1.9B.

How much revenue does Koppers Holdings Inc. make?

Over the twelve months to June 30, 2026 Koppers Holdings Inc. reported revenue of $1.9B. That is 5.0% less than a year earlier.

When did Koppers Holdings Inc. last report?

Its most recent periodic report is the quarterly report (10-Q) filed on August 6, 2026. It covers the period to June 30, 2026. Its newest filing of any kind is the insider trade from September 15, 2026.

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Where the numbers come from

Financial figures are the values Koppers Holdings Inc. tagged in its own SEC filings (XBRL), taken from the latest filing for each period, so restatements replace older figures. Revenue, profit and cash flow are for full fiscal years unless marked as the last twelve months, which is the sum of the four most recent quarters. Where a company reports only the full year, the fourth quarter is the year minus the first three.

Prices are delayed end-of-day market data in the listing currency, and market cap moves with the price. P/E is shown only when earnings per share are positive. Nothing here is investment advice.