MKS Instruments, Inc. (MKSI) Stock

NASDAQ: MKSISupplier of instruments, subsystems, and process control solutions for advanced manufacturing processes.

MKS Instruments stock price chart

MKSI stock quote & key statistics

MKS Instruments earnings per share

Income →
Earnings per share

MKS Instruments revenue & net income

Income →
RevenueNet income

MKS Instruments annual financials

Income statement →
MKS Instruments, Inc. revenue, net income and EPS by fiscal year
Fiscal yearRevenueNet incomeEPS
FY2025$3.93B$295.0M$7.88
FY2024$3.59B$190.0M$6.58
FY2023$3.62B-$1.84B$4.43
FY2022$3.55B$333.0M$10.04
FY2021$2.95B$551.0M$11.39

Fiscal year ending December 31. Source: company filings via EODHD.

About MKS Instruments, Inc.

MKS Instruments, Inc. is a global leader in providing instruments, systems, and process control solutions that play a critical role in manufacturing processes worldwide. Established in 1961 and headquartered in Andover, Massachusetts, the company offers a comprehensive range of products across multiple segments.

Within its Vacuum & Analysis segment, MKS Instruments specializes in pressure and vacuum control solutions essential for precise manufacturing environments. These include direct and indirect pressure measurement technologies, as well as materials delivery systems that integrate flow and valve technologies to ensure optimal process control.

The Light & Motion segment of MKS Instruments focuses on advanced laser technologies and photonics products. This includes a variety of laser types continuous wave, pulsed nanosecond, diode-pumped solid-state, and fiber lasers used in diverse applications such as semiconductor manufacturing and biomedical research. Photonics offerings encompass motion control systems, optical tables, laser measurement tools, and optical assemblies.

In addition, MKS Instruments' Equipment & Solutions segment provides laser-based systems specifically designed for printed circuit board (PCB) manufacturing. These systems cater to both flexible and rigid PCB processing needs, including high-density interconnect solutions and multi-layer ceramic capacitor test systems.

The company serves a wide array of industries including semiconductor, industrial technologies, life and health sciences, research, and defense sectors. MKS Instruments distributes its products globally through a direct sales force, independent distributors, and sales representatives, supported by online platforms and product catalogs, ensuring its technologies are accessible to a broad customer base seeking advanced manufacturing solutions.

MKS Instruments stock FAQ

What is the MKS Instruments stock ticker symbol?

MKS Instruments, Inc. trades on the NASDAQ under the ticker symbol MKSI.

What sector and industry is MKS Instruments in?

MKS Instruments, Inc. is classified in the Technology sector, Scientific & Technical Instruments industry.

How many employees does MKS Instruments have?

MKS Instruments, Inc. has about 10,200 full-time employees.

What were MKS Instruments's revenue and earnings last fiscal year?

MKS Instruments reported revenue of $3.93B and net income of $295.0M in fiscal 2025, with earnings per share of $7.88. Revenue grew 9.6% from the prior year.

Is MKS Instruments in the S&P MidCap 400?

Yes. MKS Instruments, Inc. (MKSI) is a component of the S&P MidCap 400, the benchmark index of U.S. mid-cap stocks.

Is MKS Instruments in the Russell 1000?

Yes. MKS Instruments, Inc. (MKSI) is a component of the Russell 1000, which tracks roughly the 1,000 largest U.S. companies.

When did MKS Instruments go public?

MKS Instruments stock began trading on March 26, 1999.

S&P MidCap 400 Technology stocks

All S&P MidCap 400 →