Entegris vs MKS Instruments
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KIRA’s take AI analyst
I put Entegris and MKS Instruments side by side, using each one’s latest annual report. Here is what stands out:
- MKS Instruments is the larger business, with $3.9B of revenue in fiscal 2025 against $3.2B for Entegris.
- MKS Instruments grew revenue faster (9.6%, against −1.4%).
- Entegris kept more of each dollar of sales as operating profit (14.3% operating margin, against 13.4%).
- MKS Instruments earned a higher return on the capital invested in it (7.9%, against 5.8%).
- Investors pay more for each dollar of Entegris’s earnings: a P/E of 70.1x against 32.2x for MKS Instruments.
Who comes out ahead
Of the 10 measures where higher (or lower) is clearly better, how many each company leads.
Entegris
ENTG
2/10
5-year growthOperating margin
MKS Instruments
MKSI
7/10
Revenue growthGross marginNet marginFCF marginReturn on capitalReturn on equityShare count change
Side by side
Best in the row
| Latest fiscal year | ENTG FY25 | MKSI FY25 |
|---|---|---|
| Size | ||
| Market cap | $21.5B | $14.7B |
| Revenue | $3.2B | $3.9B |
| Free cash flow | $396M | $497M |
| Net income | $236M | $295M |
| Growth | ||
| Revenue growth | −1.4% | 9.6% |
| 5-year growth | 11.5% | 11.0% |
| Share count change | 0.3% | 0.2% |
| Profitability | ||
| Gross margin | 44.4% | 46.7% |
| Operating margin | 14.3% | 13.4% |
| Net margin | 7.4% | 7.5% |
| FCF margin | 12.4% | 12.6% |
| Return on capital | 5.8% | 7.9% |
| Return on equity | 6.2% | 11.7% |
| Balance sheet | ||
| Net debt | $3.4B | $3.9B |
| Net debt / EBITDA | — | 4.4x |
| Dividends and buybacks | $60.8M | $104M |
| Valuation & quality | ||
| P/E | 70.1x | 32.2x |
| Piotroski F-score | 6 | 6 |
Ten years
Revenue
Operating margin
Free cash flow
Return on capital
Each company's latest fiscal year; fiscal years end in different months. The best value in each row is highlighted where higher (or lower) is clearly better. Not investment advice.

