NASDAQ: MKSI
Mks Inc Stock

$320.96+8.87 (+2.84%)
Updated Jun 9, 2026
MKSI Price
$320.96
Fair Value Price
$24.91
Market Cap
$21.68B
52 Week Low
$88.49
52 Week High
$341.81
P/E
66.04x
P/B
7.71x
P/S
3.8x
PEG
0.98x
Dividend Yield
0.29%
Revenue
$4.07B
Earnings
$327.00M
Gross Margin
46.7%
Operating Margin
13.51%
Profit Margin
8%
Debt to Equity
2.11
Operating Cash Flow
$557M
Beta
2.09
Next Earnings
Aug 5, 2026
Ex-Dividend
N/A
Next Dividend
Jun 12, 2026

MKSI Overview

MKS Inc. (MKSI) functions as a worldwide supplier of sophisticated instruments, integrated systems, specialized components, and advanced process control solutions. The company's products are engineered to precisely measure, observe, deliver, evaluate, energize, and regulate essential operational factors within diverse manufacturing environments across the globe. Its offerings are categorized into three primary divisions: 1. Vacuum & Analysis: This segment provides cutting-edge solutions for managing pressure and vacuum, featuring both direct and indirect pressure sensing devices. It also offers material handling technologies, including flow and valve systems, alongside integrated pressure measurement and control subsystems designed for meticulous process regulation. Furthermore, it supplies power delivery apparatus such as microwave, radio frequency matching networks, and metrology tools, which are crucial for supplying energy to etching, stripping, and deposition procedures. Plasma and reactive gas products also fall under this division. 2. Light & Motion: Concentrating on light-based technologies, this unit features a broad spectrum of laser products, encompassing continuous wave, pulsed nanosecond, diode, diode-pumped solid-state, and fiber lasers. Its photonics portfolio includes motion control systems, optical tables with vibration isolation platforms, a variety of photonic instruments, precision optics and optical assemblies, opto-mechanical parts, temperature sensing devices vital for wafer fabrication, and laser/LED measurement equipment like power/energy meters, beam profilers, and optical/photonic subsystems. 3. Equipment & Solutions: This division specializes in laser-driven systems for printed circuit board (PCB) manufacturing. Its offerings cover flexible interconnect PCB processing and high-density interconnect solutions for rigid PCB production and substrate preparation. Additionally, it provides test systems for multi-layer ceramic capacitors. MKS Inc. serves a wide array of sectors, including semiconductor manufacturing, industrial technologies, life and health sciences, academic research, and defense. The company distributes its products and services through its internal sales team, independent distributors, sales representatives, and directly via its online platforms and product catalogs. Founded in 1961, MKS Inc. maintains its corporate headquarters in Andover, Massachusetts.

Zen Rating

Our proven quant model uses 115 proprietary factors, including AI, to determine MKSI's potential to beat the market

BBuy
  • Stocks with a Zen Rating of Buy (B) had an average return of +19.88% per year. Learn More

Zen Rating Component Grades

C
Zen Rating uses advanced AI algorithms that detect subtle patterns in market data; it anticipates future trends that point to superior stock price results.

Industry: Scientific & Technical Instrument

Industry Rating
B
MKSI
Ranked
#3 of 22

Top Ranked Stocks in Industry

Name / TickerPriceZen Rating
$109.03A
$331.43B
$61.32B
View Top Scientific & Technical Instrument Stocks

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MKSI News

Overview

Due Diligence Score

Industry Average (37)
You've viewed Due Diligence Score for 10/10 free stocks. Upgrade to Premium to see how MKSI scored across 38 valuation, financial, forecast, performance, and dividend due diligence checks.

Due Diligence Checks

MKSI ($320.96) is overvalued by 1,188.41% relative to our estimate of its Fair Value price of $24.91 based on Discounted Cash Flow (DCF) modelling
Below Fair Value Valuation
MKSI ($320.96) is not significantly undervalued (1,188.41%) relative to our estimate of its Fair Value price of $24.91 based on Discounted Cash Flow (DCF) modelling, when including a healthy margin of safety
Significantly Below Fair Value Valuation
MKSI ($320.96) is trading above... subscribe to Premium to read more.
Below Benjamin Graham Formula Value Valuation
There are 35 more MKSI due diligence checks available for Premium users.

Valuation

MKSI fair value

Fair Value of MKSI stock based on Discounted Cash Flow (DCF)

Price
$320.96
Fair Value
$24.91
Overvalued by
1,188.41%
MKSI ($320.96) is overvalued by... subscribe to Premium to read more.
Below Fair Value Valuation
MKSI ($320.96) is not significantly... subscribe to Premium to read more.
Significantly Below Fair Value Valuation
MKSI ($320.96) is trading above... subscribe to Premium to read more.
Below Benjamin Graham Formula Value Valuation

MKSI price to earnings (PE)

For valuing profitable companies with steady earnings

Company
66.04x
Industry
73.21x
Market
14.33x
MKSI is good value based... subscribe to Premium to read more.
P/E vs Industry Valuation
MKSI is poor value based... subscribe to Premium to read more.
P/E vs Market Valuation

MKSI price to book (PB)

For valuing companies that are loss-making or have lots of physical asset

Company
7.71x
Industry
4.76x
MKSI is poor value based... subscribe to Premium to read more.
P/B vs Industry Valuation

MKSI price to earnings growth (PEG)

For valuing profitable companies with growth potential

MKSI is good value based... subscribe to Premium to read more.
PEG Value Valuation

MKSI's financial health

Profit margin

Revenue
$1.1B
Net Income
$84.0M
Profit Margin
7.8%
MKSI's Earnings (EBIT) of $550.00M... subscribe to Premium to read more.
Interest Coverage Financials
MKSI's profit margin has increased... subscribe to Premium to read more.
Profit Margin Growth Financials

Assets to liabilities

Assets
$8.7B
Liabilities
$5.9B
Debt to equity
2.11
MKSI's short-term assets ($2.55B) exceed... subscribe to Premium to read more.
Short-term Liabilities Financials
MKSI's long-term liabilities ($3.63B) exceed... subscribe to Premium to read more.
Long-term Liabilities Financials
MKSI's debt has increased relative... subscribe to Premium to read more.
Shrinking Debt Financials
MKSI's debt to equity ratio... subscribe to Premium to read more.
Healthy Debt to Equity Financials

Cash flow

Operating
$53.0M
Investing
-$25.0M
Financing
-$137.0M
MKSI's operating cash flow ($557.00M)... subscribe to Premium to read more.
Debt Coverage Financials

MKSI vs Scientific & Technical Instrument Stocks

TickerZen RatingMarket Cap1d %P/EP/B
MKSIB$21.68B+2.84%66.04x7.71x
FTVC$19.14B+2.65%37.59x3.15x
TDYC$28.69B+1.12%30.99x2.68x
TRMBB$12.34B-1.27%27.58x2.19x
CGNXB$10.20B-1.72%72.14x6.90x

Mks Stock FAQ

What is Mks's quote symbol?

(NASDAQ: MKSI) Mks trades on the NASDAQ under the ticker symbol MKSI. Mks stock quotes can also be displayed as NASDAQ: MKSI.

If you're new to stock investing, here's how to buy Mks stock.

What is the 52 week high and low for Mks (NASDAQ: MKSI)?

(NASDAQ: MKSI) Mks's 52-week high was $341.81, and its 52-week low was $88.49. It is currently -6.1% from its 52-week high and 262.71% from its 52-week low.

How much is Mks stock worth today?

(NASDAQ: MKSI) Mks currently has 67,544,129 outstanding shares. With Mks stock trading at $320.96 per share, the total value of Mks stock (market capitalization) is $21.68B.

Mks stock was originally listed at a price of $14.06 in Mar 30, 1999. If you had invested in Mks stock at $14.06, your return over the last 27 years would have been 2,182.79%, for an annualized return of 12.28% (not including any dividends or dividend reinvestments).

How much is Mks's stock price per share?

(NASDAQ: MKSI) Mks stock price per share is $320.96 today (as of Jun 9, 2026).

What is Mks's Market Cap?

(NASDAQ: MKSI) Mks's market cap is $21.68B, as of Jun 10, 2026.

Market cap (market capitalization) is the total market value of a publicly traded company's outstanding shares.

Mks's market cap is calculated by multiplying MKSI's current stock price of $320.96 by MKSI's total outstanding shares of 67,544,129.
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