OSIS vs POST Comparison

OSI Systems Inc is a designer and manufacturer of electronic systems and components for businesses in the homeland security, healthcare, defense, and aerospace markets. The firm is organized in three business segments: Security, which derives maximum revenue, provides security and inspection systems; Healthcare, which provides patient monitoring, diagnostic, cardiology, ventilation systems, and defibrillators; and Optoelectronics and Manufacturing, which provides specialized electronic components and manufacturing services for the Security and Healthcare segments and external original equipment manufacturers. The majority of the firm's revenue is generated in the United States, and the rest from Mexico, Europe, the Middle East and Africa, and the Asia Pacific regions.

Post Holdings Inc. is a consumer packaged goods holding company with products sold through grocery, club, and drug stores, mass merchandisers, foodservice, food ingredient, and eCommerce. It operates through four reportable segments: Post Consumer Brands, focused on North American ready-to-eat cereal and granola, pet food, and nut butters; Weetabix, focused on U.K. ready-to-eat cereal, muesli, and protein-based shakes; Foodservice, focused on egg and potato products; and Refrigerated Retail, focused on side dish, egg, cheese, and sausage products. Products are sold across channels, including retailers, wholesalers, convenience stores, pet supply retailers, drug store customers, military and national restaurant chains, with revenues largely generated in the U.S.