The short version

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

  • Entegris is the larger company, worth $21.6B, about 1.6 times Onto Innovation.
  • Onto Innovation grew revenue faster over the last year (+35.3% vs +11.5%).
  • Entegris keeps more of each dollar of revenue as operating profit (16.1% vs 12.0%).
  • On earnings, Entegris is the cheaper stock (82.1x vs 125.9x).
  • Entegris's price assumes faster free cash flow growth: about 18% a year, against 16% for Onto Innovation (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.

MeasureENTGONTO
Market cap$21.6B$13.5B
Share price$165.79$294.53
Revenue (last fiscal year)$3.2B$1.0B
Free cash flow (last fiscal year)$396M$300M
Revenue growth, last year+11.5%+35.3%
Revenue growth per year, last 5 fiscal years+8.6%+6.2%
Operating margin16.1%12.0%
Net margin9.2%11.8%
Return on equity7.3%6.9%
P/E (trailing)82.1x125.9x
Price / free cash flow54.6x44.9x
EV / EBITDA41.2x56.7x
FCF growth the price implies18.2%15.6%
Dividend yield0.27%—
Debt / equity1.03x0.92x
Fundamental gradeCC
Superinvestors holding it76
Insider purchases, last 12 months60

Results from SEC filings

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

Entegris

YearRevenueFree cash flowOp. margin
2021$2.3B$190M24.0%
2022$3.3B-$103M14.6%
2023$3.5B$188M14.2%
2024$3.2B$316M16.5%
2025$3.2B$396M14.3%

Onto Innovation

YearRevenueFree cash flowOp. margin
2021$789M$163M-19.8%
2022$1.0B$118M23.5%
2023$816M$149M14.2%
2024$987M$214M19.0%
2025$1.0B$300M13.2%

Where the revenue comes from

Entegris · by segments, 2025

APS$1.8B56%
MS$1.4B44%

Onto Innovation · by products, 2025

Systems and Software$848M84%
Parts Revenue$84M8%
Service Revenue$73M7%
Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
Open ENTG in Investingly

Questions

Which is bigger, Entegris or Onto Innovation?

Entegris (ENTG), at $21.6B against $13.5B.

Is ENTG or ONTO cheaper?

By trailing P/E, Entegris (82.1x) is cheaper than Onto Innovation (125.9x). A lower multiple can also mean the market expects less growth.

Which grows faster, ENTG or ONTO?

Onto Innovation: revenue grew +35.3% over the last year, against +11.5%.

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