REX vs MKSI Comparison

REX American Resources Corp operates as a holding company, which engages in investment in alternative energy and ethanol production entities. Its operating segments include Ethanol and By-Products. Its products include dried distillers grains, modified distillers grains, and non-food grade corn oil.

MKS Inc formerly, 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.