MKS Inc

1D
1W
1M
3M
YTD
1Y
5Y
ALL

Trade MKS Inc 24 hours a day, five days a week on Robinhood.

Robinhood gives you the tools to revolutionize your trading experience. Use the streamlined mobile app, or access advanced charts and execute precise trades on our browser-based platform, Robinhood Legend. Risks and limitations apply.

About MKSI

MKS, Inc. provides instruments, systems, subsystems and process control solutions to measure, control, power, monitor, and analyze parameters of manufacturing processes to improve process performance and productivity for its customers. It operates through the following segments: VSD (Vacuum Solutions Division), PSD (Photonics Solutions Division), and MSD (Materials Solutions Division). 

CEO
Tseng Chung Lee
CEOTseng Chung Lee
Employees
10,300
Employees10,300
Headquarters
Andover, Massachusetts
HeadquartersAndover, Massachusetts
Founded
1961
Founded1961
Employees
10,300
Employees10,300

MKSI Key Statistics

Market cap
14.58B
Market cap14.58B
Price-Earnings ratio
26.27
Price-Earnings ratio26.27
Dividend yield
0.44%
Dividend yield0.44%
Average volume
1.94M
Average volume1.94M
High today
$221.47
High today$221.47
Low today
$207.00
Low today$207.00
Open price
$220.29
Open price$220.29
Volume
1.28M
Volume1.28M
52 Week high
$447.62
52 Week high$447.62
52 Week low
$134.74
52 Week low$134.74

Stock Snapshot

The current MKS Inc(MKSI) stock price is $215.65, with a market capitalization of 14.58B. The stock trades at a price-to-earnings (P/E) ratio of 26.27 and offers a dividend yield of 0.44%.

On 2026-11-14, MKS Inc(MKSI) stock moved within a range of $207.00 to $221.47. With shares now at $215.65, the stock is trading +4.2% above its intraday low and -2.6% below the session's peak.

Trading activity shows a volume of 1.28M, compared to an average daily volume of 1.94M.

The stock's 52-week range extends from a low of $134.74 to a high of $447.62.

The stock's 52-week range extends from a low of $134.74 to a high of $447.62.

MKSI News

Zacks 23h
MKS Reliance on International Sales: What Investors Need to Know

Have you assessed how the international operations of MKS (MKSI Quick QuoteMKSI - Free Report) performed in the quarter ended September 2026? For this mak...

MKS Reliance on International Sales: What Investors Need to Know

Analyst ratings

88%

of 16 ratings
Buy
87.5%
Hold
6.3%
Sell
6.3%

People also own

Based on the portfolios of people who own MKSI. This list is generated using Robinhood data, and it’s not a recommendation.

Similar Marketcap

This list is generated by looking at the six larger and six smaller companies by market cap in relation to this company.

Popular Stocks

This list is generated by looking at the top 100 stocks and ETFs most commonly held by Robinhood customers and showing a random subset

Newly Listed

This list is generated by showing companies that recently went public.

All investments involve risks, including the loss of principal. Securities trading offered through Robinhood Financial LLC, Member SIPC and a registered broker-dealer. Options are risky and aren’t suitable for all investors. To learn more about risks, read the Options Disclosure Document.