MKSI vs ASR Comparison

MKS Instruments Inc is engaged in providing instruments, subsystems, and process control systems used to measure, monitor, deliver, and control parameters of manufacturing processes. The company's product portfolio includes instruments, components, and systems required in manufacturing products such as flat panel displays, medical devices, and electronic materials, among others used in industrial technologies, semiconductors, life and health sciences, and research and defense markets. The company organizes itself into three reportable business segments: Vacuum Solutions, Photonics Solutions, and Materials Solutions. The Vacuum Solutions segment contributes the majority of the company's revenue.

Grupo Aeroportuario del Sureste SAB de CV and its subsidiaries hold concessions to operate, maintain, and develop airports in the southeast region of Mexico. As an operator of airports, it charges airlines, passengers, and other users fees for using the airports' facilities. The group also derives rental and other income from commercial activities conducted at its airports, such as the leasing of space to restaurants and retailers. The group's operating segments are Cancun, which generates maximum revenue, Aerostar, Airplan, Merida, Villahermosa, Holding and Services, and Others.