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Stocks Comparison

Koppers vs Trex: revenue, profit, margins and growth compared

Koppers brought in $1.9B of revenue in fiscal 2025, Trex $1.2B in fiscal 2025. Revenue changed by -10.2% at Koppers and +2.0% at Trex on the year before, so Trex grew faster. Koppers kept 3.0% of its revenue as net profit, Trex 16.2%. Free cash flow was $67.5M at Koppers and $134.5M at Trex.

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Side by side, latest fiscal year

KOPTREX
Fiscal year endedFY2025 (December 31, 2025)FY2025 (December 31, 2025)
Revenue$1.9B$1.2B
Revenue growth-10.2%+2.0%
Net income$56M$190.4M
Net margin3.0%16.2%
Free cash flow$67.5M$134.5M
Free cash flow margin3.6%11.5%
Earnings per share (diluted)$2.74$1.78
Cash$38M$3.8M
Debt$928.3Mn/a
Price to earnings16.925.2
Market value$875M$4.6B
Dividend yield0.69%n/a
Rank by revenue in sector#26 of 71 · Basic materials#37 of 71 · Basic materials

Over the years

Revenue
KOP FY2018: $1.6BKOP FY2019: $1.6BKOP FY2020: $1.7BKOP FY2021: $1.7BKOP FY2022: $2BKOP FY2023: $2.2BKOP FY2024: $2.1BKOP FY2025: $1.9BTREX FY2018: $684.3MTREX FY2019: $745.3MTREX FY2020: $880.8MTREX FY2021: $1.2BTREX FY2022: $1.1BTREX FY2023: $1.1BTREX FY2024: $1.2BTREX FY2025: $1.2BFY18FY19FY20FY21FY22FY23FY24FY25
KOP $1.9BTREX $1.2B
Net income
KOP FY2018: $23.4MKOP FY2019: $66.6MKOP FY2020: $122MKOP FY2021: $85.2MKOP FY2022: $63.4MKOP FY2023: $89.2MKOP FY2024: $52.4MKOP FY2025: $56MTREX FY2018: $134.6MTREX FY2019: $144.7MTREX FY2020: $175.6MTREX FY2021: $208.7MTREX FY2022: $184.6MTREX FY2023: $204.1MTREX FY2024: $238.4MTREX FY2025: $190.4MFY18FY19FY20FY21FY22FY23FY24FY25
KOP $56MTREX $190.4M
Net margin
KOP FY2018: 1.5%KOP FY2019: 4.1%KOP FY2020: 7.3%KOP FY2021: 5.1%KOP FY2022: 3.2%KOP FY2023: 4.1%KOP FY2024: 2.5%KOP FY2025: 3.0%TREX FY2018: 19.7%TREX FY2019: 19.4%TREX FY2020: 19.9%TREX FY2021: 17.4%TREX FY2022: 16.7%TREX FY2023: 18.6%TREX FY2024: 20.7%TREX FY2025: 16.2%FY18FY19FY20FY21FY22FY23FY24FY25
KOP 3.0%TREX 16.2%
Revenue growth
KOP FY2019: +4.8%KOP FY2020: +2.0%KOP FY2021: +0.6%KOP FY2022: +18.0%KOP FY2023: +8.8%KOP FY2024: -2.9%KOP FY2025: -10.2%TREX FY2019: +8.9%TREX FY2020: +18.2%TREX FY2021: +35.9%TREX FY2022: -7.6%TREX FY2023: -1.0%TREX FY2024: +5.2%TREX FY2025: +2.0%FY19FY20FY21FY22FY23FY24FY25
KOP -10.2%TREX +2.0%
Free cash flow
KOP FY2018: -$31.4MKOP FY2019: $78.1MKOP FY2020: $57.3MKOP FY2021: -$22MKOP FY2022: -$3MKOP FY2023: $25.6MKOP FY2024: $42MKOP FY2025: $67.5MTREX FY2018: $104.3MTREX FY2019: $89.1MTREX FY2020: $14.5MTREX FY2021: $98.7MTREX FY2022: $40MTREX FY2023: $223.3MTREX FY2024: -$88.4MTREX FY2025: $134.5MFY18FY19FY20FY21FY22FY23FY24FY25
KOP $67.5MTREX $134.5M

Fiscal years as each company reports them; the two may end in different months.

Questions about Koppers and Trex

Which is bigger by revenue, Koppers or Trex?

Koppers is bigger by revenue: $1.9B in fiscal 2025, against $1.2B for Trex in fiscal 2025.

Which keeps more of its revenue as profit, Koppers or Trex?

Koppers had a net margin of 3.0% in fiscal 2025; Trex had 16.2% in fiscal 2025.

Which grew revenue faster, Koppers or Trex?

In their latest fiscal years revenue changed by -10.2% at Koppers and +2.0% at Trex.

Where do these numbers come from?

From the annual reports each company files with the SEC (10-K, or 20-F and 40-F for foreign companies), read from their XBRL data. Margins and growth are simple arithmetic on those figures. Nothing here is a recommendation.

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