The short version

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

  • Halliburton is the larger company, worth $27.8B, about 4.0 times NOV.
  • Halliburton grew revenue faster over the last year (+3.7% vs -2.4%).
  • Halliburton keeps more of each dollar of revenue as operating profit (11.4% vs 4.5%).
  • On earnings, Halliburton is the cheaper stock (18.4x vs 78.3x).
  • Halliburton's price assumes faster free cash flow growth: about 3% a year, against -7% for NOV (reverse DCF).

Side by side

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

MeasureHALNOV
Market cap$27.8B$7.0B
Share price$32.55$18.97
Revenue (last fiscal year)$22.2B$8.7B
Free cash flow (last fiscal year)$1.7B$876M
Revenue growth, last year+3.7%-2.4%
Revenue growth per year, last 5 fiscal years+9.7%+12.2%
Operating margin11.4%4.5%
Net margin7.2%1.1%
Return on equity14.6%1.5%
P/E (trailing)18.4x78.3x
Price / free cash flow16.6x8.14x
EV / EBITDA10.4x10.8x
FCF growth the price implies2.6%-7.2%
Dividend yield2.0%1.6%
Debt / equity1.34x0.78x
Fundamental gradeCD
Superinvestors holding it78
Insider purchases, last 12 months01

Results from SEC filings

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

Halliburton

YearRevenueFree cash flowOp. margin
2021$15.3B$1.1B11.8%
2022$20.3B$1.2B13.3%
2023$23.0B$2.1B17.7%
2024$22.9B$2.4B16.7%
2025$22.2B$1.7B10.2%

NOV

YearRevenueFree cash flowOp. margin
2021$5.5B$90M-2.4%
2022$7.2B-$393M3.6%
2023$8.6B-$140M7.6%
2024$8.9B$953M9.9%
2025$8.7B$876M5.6%

Where the revenue comes from

Halliburton · by segments, 2025

Completion And Production$12.8B58%
Drilling And Evaluation$9.4B42%

NOV · by segments, 2025

Energy Equipments$4.9B55%
Energy Products and Services$4.0B45%
Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
Open HAL in Investingly

Questions

Which is bigger, Halliburton or NOV?

Halliburton (HAL), at $27.8B against $7.0B.

Is HAL or NOV cheaper?

By trailing P/E, Halliburton (18.4x) is cheaper than NOV (78.3x). A lower multiple can also mean the market expects less growth.

Which grows faster, HAL or NOV?

Halliburton: revenue grew +3.7% over the last year, against -2.4%.

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