What is MKS Instruments's PEG ratio?

MKS Instruments (MKSI) reported PEG ratio of 1.1× in Q1 2026.

What does PEG ratio mean?

The P/E ratio adjusted for how fast earnings are growing.

How do you interpret PEG ratio?

Around 1.0 is often cited as fairly valued for the growth on offer; below 1.0 can flag a growth bargain. Highly sensitive to the growth input and meaningless when growth is zero or negative.

How does PEG ratio compare across companies?

A rough cross-company growth-adjusted screen; treat as directional given its sensitivity to the (trailing) growth basis.

MKS Instruments MKSI PEG ratio

PEG ratio at other companies

EntegrisENTG

1.8×-3.4×

KLA CorporationKLAC

1.6×+1.0×

ON SemiconductorON

0.8×0.0×

Applied MaterialsAMAT

1.4×—

NordsonNDSN

1.7×—

Monolithic Power SystemsMPWR

0.1×—

Other financials

Income statement

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Revenue$1.1B+15.2%

Gross profit$507.0M+14.2%

Operating income$149.0M+34.2%

Net income$84.0M+61.5%

EPS (diluted)$1.18+53.3%

Balance sheet

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Cash & equivalents$569.0M-13.1%

Total debt$4.0B-9.8%

Total equity$2.8B+19.4%

Total assets$8.7B+2.0%

Cash flow

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Operating cash flow$53.0M-62.4%

CapEx$25.0M+38.9%

Free cash flow$28.0M-77.2%

Valuation

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Market cap$25.08B+186%

Enterprise value$28.56B+105%

P/E76.7×+38.3×

P/S6.2×+3.8×

Profitability

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Gross margin46.7%-0.9pp

Operating margin13.9%+0.1pp

Net margin8%+1.8pp

Returns & leverage

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Return on equity12.7%+3.1pp

Debt / equity1.4×-0.5×

Current ratio1.1×-2.0×

Where this comes from

Calculated from MKS Instruments’s reported figures.

market cap/net income=1.1×

Based on the most recent quarter.

The official record: MKS Instruments’s 10-Q, filed May 7, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is MKS Instruments's PEG ratio?: MKS Instruments (MKSI) reported PEG ratio of 1.1× in Q1 2026.
What does PEG ratio mean?: The P/E ratio adjusted for how fast earnings are growing.
How do you interpret PEG ratio?: Around 1.0 is often cited as fairly valued for the growth on offer; below 1.0 can flag a growth bargain. Highly sensitive to the growth input and meaningless when growth is zero or negative.
How does PEG ratio compare across companies?: A rough cross-company growth-adjusted screen; treat as directional given its sensitivity to the (trailing) growth basis.