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Compare · CMI vs MKSI

CMI vs MKSI

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

Summary

  • Both CMI and MKSI operate in Industrial Machinery/Components (Industrials), so they compete in similar markets.
  • CMI is the larger of the two at $92.82B, about 4.4x MKSI ($21.08B).
  • Over the past year, CMI is up 106.4% and MKSI is up 240.8% - MKSI leads by 134.4 points.
  • MKSI has been more active in the news (11 items in the past 4 weeks vs 6 for CMI).
  • Both have 25 recent analyst ratings on file.
PerformanceCMI+106.35%MKSI+240.78%
2025-06-09+0.00%2026-06-08
MetricCMIMKSI
Company
Cummins Inc.
MKS Inc.
Price
$672.25+3.23%
$312.04+3.46%
Market cap
$92.82B
$21.08B
1M return
-1.51%
+3.80%
1Y return
+106.35%
+240.78%
Industry
Industrial Machinery/Components
Industrial Machinery/Components
Exchange
NYSE
NASDAQ
IPO
1999
News (4w)
6
11
Recent ratings
25
25
CMI

Cummins Inc.

Cummins Inc. designs, manufactures, distributes, and services diesel and natural gas engines, electric and hybrid powertrains, and related components worldwide. It operates through five segments: Engine, Distribution, Components, Power Systems, and New Power. The company offers diesel and natural gas powered engines under the Cummins and other customer brands for the heavy and medium-duty truck, bus, recreational vehicle, light-duty automotive, construction, mining, marine, rail, oil and gas, defense, and agricultural markets; and offers new parts and services, as well as remanufactured parts and engines. It also provides power generation systems, high-horsepower engines, heavy and medium duty engines, application engineering services, custom-designed assemblies, retail and wholesale aftermarket parts, and in-shop and field-based repair services. In addition, the company offers emission solutions; turbochargers; air and fuel filters, fuel water separators, lube and hydraulic filters, coolants, fuel additives, and other filtration systems; and electronic control modules, sensors, and supporting software, as well as new, replacement, and remanufactured fuel systems. Further, it provides automated transmissions; standby and prime power generators, controls, paralleling systems, and transfer switches, as well as A/C generator/alternator products under the Stamford and AVK brands; and electrified power systems with components and subsystems, including battery, fuel cell, and hydrogen production technologies. Additionally, it offers filtration, aftertreatment, controls systems, air handling systems, automated transmissions, and electric power generation systems. The company sells its products to original equipment manufacturers, distributors, dealers, and other customers. The company was formerly known as Cummins Engine Company and changed its name to Cummins Inc. in 2001. Cummins Inc. was founded in 1919 and is headquartered in Columbus, Indiana.

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.

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