WallStSmart

MKS Instruments Inc (MKSI) Stock Analysis — PE Ratio, PS Ratio, Intrinsic Value & 2030 Price Target

MKS Instruments Inc stock (MKSI) is currently trading at $227.13. MKS Instruments Inc PE ratio is 54.08. MKS Instruments Inc PS ratio (Price-to-Sales) is 3.89. Analyst consensus price target for MKSI is $292.08. WallStSmart rates MKSI as Hold.

  • MKSI PE ratio analysis and historical PE chart
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  • MKSI intrinsic value — DCF, Graham Number, EPV models
  • MKSI stock price prediction 2025 2026 2027 2028 2029 2030
  • MKSI fair value vs current price
  • MKSI insider transactions and insider buying
  • Is MKSI undervalued or overvalued?
  • MKS Instruments Inc financial analysis — revenue, earnings, cash flow
  • MKSI Piotroski F-Score and Altman Z-Score
  • MKSI analyst price target and Smart Rating
MKSI

MKS Instruments Inc

NASDAQTECHNOLOGY
$227.13
$9.71 (-4.10%)
52W$54.45
$269.65
Target$292.08+28.6%

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IV

MKSI Intrinsic Value Analysis for Value Investors

Benjamin Graham Formula · MKS Instruments Inc (MKSI)

Margin of Safety
-70.2%
Significantly Overvalued
MKSI Fair Value
$152.21
Graham Formula
Current Price
$227.13
$74.92 above fair value
Undervalued
Fair: $152.21
Overvalued
Price $227.13
Graham IV $152.21
Analyst $292.08

MKSI trades 70% above its Graham fair value of $152.21, indicating the stock may be overvalued at current levels.

Based on Benjamin Graham Formula. Growth rate capped at 25%. For informational purposes only. Not financial advice.

WallStSmart

Smart Analysis

MKS Instruments Inc (MKSI) · 10 metrics scored

Smart Score

57
out of 100
Grade: C
Buy
Investment Rating

Category Performance

WallStSmart pulls financial metrics like revenue growth, profit margins, and valuation ratios and scores each one from 0 to 10 based on how strong or weak it is. Those 10 scores are grouped into 4 categories: Growth, Profitability, Valuation, and Quality — which form the 4 axes of the spider chart you see. The categories are then combined into a final score out of 100, but not equally. Growth and Profitability together count for 60% of the total, because a fast-growing profitable business matters more than just a cheap one. That final number maps to a rating (Strong Buy, Buy, Hold, Avoid) and a letter grade, giving you one clear Stock Rating.

Investment Thesis

Strong fundamentals in market cap, peg ratio, institutional own.. Concerns around price/book. Fundamentals are solid but monitor weak areas for improvement.

MKS Instruments Inc (MKSI) Key Strengths (3)

Avg Score: 9.0/10
Institutional Own.Quality
106.36%10/10

106.36% of shares held by major funds and institutions

Market CapQuality
$15.27B9/10

Large-cap company with substantial market presence

PEG RatioValuation
1.328/10

Good growth relative to its price

Supporting Valuation Data

Forward P/E
10.36
Attractive
MKSI Target Price
$292.08
27% Upside

MKS Instruments Inc (MKSI) Areas to Watch (7)

Avg Score: 4.7/10
Price/BookValuation
5.622/10

Very expensive at 5.6x book value

Operating MarginProfitability
14.20%4/10

Thin operating margins with cost pressures present

Profit MarginProfitability
7.50%4/10

Thin profit margins with limited profitability

Return on EquityProfitability
11.70%5/10

Moderate profitability with room for improvement

Price/SalesValuation
3.896/10

Revenue is fairly priced at 3.89x sales

Revenue GrowthGrowth
10.60%6/10

Solid revenue growth at 10.60% per year

EPS GrowthGrowth
18.40%6/10

Solid earnings growth at 18.40%

Supporting Valuation Data

P/E Ratio
54.08
Overvalued
Trailing P/E
54.08
Overvalued

MKS Instruments Inc (MKSI) Detailed Analysis Report

Overall Assessment

This company scores 57/100 in our Smart Analysis, earning a C grade. Out of 10 metrics analyzed, 3 register as strengths (avg 9.0/10) while 7 fall into concern territory (avg 4.7/10). The category breakdown reveals uneven performance, with some areas requiring attention.

The Bull Case

The strongest argument centers on Institutional Own., Market Cap, PEG Ratio. Valuation metrics including PEG Ratio (1.32) suggest the stock is attractively priced.

The Bear Case

The primary concerns are Price/Book, Operating Margin, Profit Margin. Some valuation metrics including Price/Sales (3.89), Price/Book (5.62) suggest expensive pricing. Growth concerns include Revenue Growth at 10.60%, EPS Growth at 18.40%, which may limit upside. Profitability pressure is visible in Return on Equity at 11.70%, Operating Margin at 14.20%, Profit Margin at 7.50%.

Key Dynamics to Monitor

Three factors to monitor going forward. First, whether Price/Book improves, as this is the primary drag on the overall score. Second, margin trajectory, with Return on Equity at 11.70% needing improvement to support the investment thesis. Third, growth sustainability, with Revenue Growth at 10.60% needing to reaccelerate.

Risk Considerations

Based on the metric profile, this is a moderate-to-high risk investment. There are more areas of concern than strength, warranting a more conservative position size. Investors should size positions according to their risk tolerance and maintain diversification.

Bottom Line

Mixed fundamentals with both positives (Institutional Own., Market Cap) and negatives (Price/Book, Operating Margin). A cautious approach is warranted. Monitor for improvement in weak areas before increasing conviction.

Disclaimer: Smart Analysis is a scoring system developed by WallStSmart Team. Scores update daily using multi-model valuation framework. Always conduct your own research and consult with financial advisors before making investment decisions.

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WallStSmart Analysis Synopsis

Data-driven financial summary for MKS Instruments Inc (MKSI) · TECHNOLOGYSCIENTIFIC & TECHNICAL INSTRUMENTS

The Big Picture

MKS Instruments Inc operates as a stable business with moderate growth and solid fundamentals. Revenue reached 3.9B with 11% growth year-over-year. Profit margins are thin at 7.5%, typical for companies in this phase that are reinvesting heavily in growth.

Key Findings

Excellent Capital Efficiency

ROE of 1170.0% means the company generates strong returns on shareholder equity. Above 20% is considered top-tier.

Cash Flow Positive

Generating 91M in free cash flow and 142M in operating cash flow. Earnings are translating into actual cash generation.

What to Watch Next

Margin expansion: can MKS Instruments Inc push profit margins above 15% as the business scales?

Valuation compression risk at a P/E of 54.1x. Any growth miss could trigger a sharp correction.

Volatility is elevated with a beta of 1.92, so expect amplified moves relative to the broader market.

Debt management: total debt of 4.6B is significantly higher than cash (697M). Monitor refinancing risk.

Bottom Line

MKS Instruments Inc offers stability with moderate growth and solid fundamentals. The valuation may present an opportunity for patient investors, though limited growth means returns will likely come from dividends and modest capital appreciation rather than explosive gains.

This synopsis is generated from publicly available financial data. It is not financial advice. Always conduct your own research and consult a qualified financial advisor before making investment decisions.

Insider Transactions(111 last 3 months)

Total Buys
50
Total Sells
61
Mar 12, 2026(1 transaction)
MOLONEY, JACQUELINE F
Director
Sell
Shares
-340.107
Mar 6, 2026(1 transaction)
TARANTO, ERIC ROBERT
EVP & GM, VSD
Sell
Shares
-4,567.879
Mar 2, 2026(1 transaction)
MORA, ELIZABETH
Director
Sell
Shares
-300

Data sourced from SEC Form 4 filings

Last updated: 2:18:51 PM

About MKS Instruments Inc(MKSI)

Exchange

NASDAQ

Sector

TECHNOLOGY

Industry

SCIENTIFIC & TECHNICAL INSTRUM...

Country

USA

MKS Instruments, Inc. provides instruments, systems, subsystems, and process control solutions that measure, monitor, deliver, analyze, power, and control critical parameters of manufacturing processes globally. The company is headquartered in Andover, Massachusetts.

Visit MKS Instruments Inc (MKSI) Website
2 TECH DRIVE, ANDOVER, MA, UNITED STATES, 01810