The short version

From the latest prices and each company's SEC filings. Who's ahead on each measure, not which to buy.

  • Kirby is the larger company, worth $7.2B, about 2.4 times Danaos.
  • Kirby grew revenue faster over the last year (+7.8% vs +2.8%).
  • Danaos keeps more of each dollar of revenue as operating profit (47.9% vs 14.0%).
  • On earnings, Danaos is the cheaper stock (6.3x vs 20.8x).

Side by side

The stronger figure is shaded where higher (or, for valuation multiples, lower) reads as better. How the implied growth works.

MeasureDACKEX
Market cap$3.0B$7.2B
Share price$169.09$136.25
Revenue (last fiscal year)$1.0B$3.4B
Free cash flow (last fiscal year)—$406M
Revenue growth, last year+2.8%+7.8%
Revenue growth per year, last 5 fiscal years+10.9%+10.6%
Operating margin47.9%14.0%
Net margin47.5%10.2%
Return on equity13.8%10.3%
P/E (trailing)6.32x20.8x
Price / free cash flow9.39x17.8x
EV / EBITDA4.72x10.8x
FCF growth the price implies—3.5%
Dividend yield2.2%—
Debt / equity0.26x0.81x
Fundamental gradeBC
Superinvestors holding it27
Insider purchases, last 12 months00

Results from SEC filings

Revenue and free cash flow by fiscal year, from each company's 10-K filings.

Danaos

YearRevenueFree cash flowOp. margin
2021$690M—52.0%
2022$993M—65.8%
2023$974M—59.6%
2024$1.0B—53.3%
2025$1.0B—47.8%

Kirby

YearRevenueFree cash flowOp. margin
2021$2.2B$224M-11.5%
2022$2.8B$122M6.9%
2023$3.1B$138M10.8%
2024$3.3B$414M12.2%
2025$3.4B$406M14.8%

Where the revenue comes from

Danaos · by segments, 2025

Container vessels segment$955M92%
Drybulk vessels segment$87M8%

Kirby · by segments, 2025

Marine Transportation$1.9B58%
Distribution and Services$1.4B42%
Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
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Questions

Which is bigger, Danaos or Kirby?

Kirby (KEX), at $7.2B against $3.0B.

Is DAC or KEX cheaper?

By trailing P/E, Danaos (6.32x) is cheaper than Kirby (20.8x). A lower multiple can also mean the market expects less growth.

Which grows faster, DAC or KEX?

Kirby: revenue grew +7.8% over the last year, against +2.8%.

Prices and ratios as of the last daily update; statements from SEC filings. Information only, not investment advice.