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Compare · MKSI vs TMO

MKSI vs TMO

Side-by-side comparison of MKS Inc. (MKSI) and Thermo Fisher Scientific Inc (TMO): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both MKSI and TMO operate in Industrial Machinery/Components (Industrials), so they compete in similar markets.
  • TMO is the larger of the two at $174.52B, about 8.3x MKSI ($21.08B).
  • Over the past year, MKSI is up 250.7% and TMO is up 20.9% - MKSI leads by 229.7 points.
  • TMO has been more active in the news (17 items in the past 4 weeks vs 11 for MKSI).
  • Both have 25 recent analyst ratings on file.
PerformanceMKSI+250.68%TMO+20.95%
2025-06-09+0.00%2026-06-09
MetricMKSITMO
Company
MKS Inc.
Thermo Fisher Scientific Inc
Price
$321.10+2.91%
$494.20+5.25%
Market cap
$21.08B
$174.52B
1M return
+2.60%
+6.28%
1Y return
+250.68%
+20.95%
Industry
Industrial Machinery/Components
Industrial Machinery/Components
Exchange
NASDAQ
NYSE
IPO
1999
News (4w)
11
17
Recent ratings
25
25
MKSI

MKS Inc.

MKS Instruments, Inc. provides instruments, systems, subsystems, and process control solutions that measure, monitor, deliver, analyze, power, and control critical parameters of manufacturing processes worldwide. Its Vacuum & Analysis segment offers pressure and vacuum control solutions, including direct and indirect pressure measurement; materials delivery solutions comprising flow and valve technologies, as well as integrated pressure measurement and control subsystems, which provide customers with precise control capabilities; power delivery products, such as microwave, power delivery systems, radio frequency matching networks, and metrology products used in providing energy to etching, stripping, and deposition processes; and plasma and reactive gas products. The company's Light & Motion segment offers laser-based systems, such as amplifiers, fiber lasers, diode-pumped solid-state lasers, high-energy pulsed lasers, and tunable lasers; and photonics products comprising optical components, lens assemblies, and vibration isolation solutions, as well as instruments and motion products, such as high-precision motion stages and controls, hexapods, photonics instruments for measurement and analysis, and production equipment for test and measurement. Its Equipment & Solutions segment provides laser-based systems for printed circuit board (PCB) manufacturing, including flexible interconnect PCB processing systems and high-density interconnect solutions for rigid PCB manufacturing and substrate processing, as well as passive component multilayer ceramic capacitor testing. The company serves semiconductor, industrial technologies, life and health sciences, research, and defense markets. It markets and sells its products and services through its direct sales organization, independent distributors, and sales representatives, as well as through its websites and product catalogs. MKS Instruments, Inc. was founded in 1961 and is headquartered in Andover, Massachusetts.

TMO

Thermo Fisher Scientific Inc

Thermo Fisher Scientific Inc. offers life sciences solutions, analytical instruments, specialty diagnostics, and laboratory products and service worldwide. The company's Life Sciences Solutions segment offers reagents, instruments, and consumables for biological and medical research, discovery, and production of drugs and vaccines, as well as diagnosis of infections and diseases to pharmaceutical, biotechnology, agricultural, clinical, healthcare, academic, and government markets. Its Analytical Instruments segment provides instruments, consumables, software, and services for use in laboratory, on production line, and in field for pharmaceutical, biotechnology, academic, government, environmental, and other research and industrial markets, as well as clinical laboratories. The company's Specialty Diagnostics segment offers liquid, ready-to-use, and lyophilized immunodiagnostic reagent kits, as well as calibrators, controls, and calibration verification fluids; ImmunoCAP for allergy and asthma tests, and EliA for autoimmunity tests; dehydrated and prepared culture media, collection and transport systems, instrumentation, and consumables; human leukocyte antigen typing and testing for organ transplant market; and healthcare products. Its Laboratory Products and Services segment provides laboratory refrigerators and freezers, ultralow-temperature freezers, and cryopreservation storage tanks; temperature control, sample preparation and preservation, centrifugation, and biological safety cabinet products; water analysis instruments; laboratory plastics products; laboratory chemicals; and pharma services. The company offers products and services through a direct sales force, customer-service professionals, electronic commerce, third-party distributors, and catalogs. It has a strategic alliance with the University of California, San Francisco. The company was incorporated in 1956 and is based in Waltham, Massachusetts.

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