Post Holdings, Inc. is a consumer packaged goods holding company. It operates in the center-of-the-store, refrigerated, foodservice, food ingredient and convenient nutrition categories. It operates through five segments: Post Consumer Brands, Weetabix, Foodservice, Refrigerated Retail and BellRing Brands. Post Consumer Brands segment manufactures, markets and sells branded and private label ready-to-eat (RTE) cereal and Peter Pan peanut butter. Weetabix segment produces and distributes branded and private label RTE cereal, hot cereals and other cereal-based food products and muesli. Foodservice segment produces and distributes egg and potato products in the foodservice and food ingredient channels. Refrigerated Retail segment produces and distributes side dishes, eggs and egg, cheese, sausage and other refrigerated products to retail customers. BellRing Brands segment markets and distributes ready-to-drink (RTD) protein shakes powders, nutrition bars and supplements.