Post Holdings is a United States-based consumer packaged goods company that specializes in the production of breakfast cereals, protein shakes, and other food products. The company was founded in 1895 by Charles William Post and is headquartered in St. Louis, Missouri.

Post Holdings began as a breakfast cereal company, producing the iconic brand Post Grape-Nuts. Over the years, the company expanded its product portfolio through acquisitions and diversification. It acquired various established brands, including Honey Bunches of Oats, Raisin Bran, and Pebbles.

These acquisitions helped Post Holdings establish a strong presence in the breakfast cereal market in the United States. Aside from breakfast cereals, Post Holdings also offers protein shakes and bars under the Premier Protein brand. These products are popular among health-conscious consumers and have contributed to the company's growth in recent years.

On a global scale, Post Holdings operates through its subsidiaries, joint ventures, and partnerships. Some of its noteworthy subsidiaries include Weetabix, a British cereal manufacturer, and Michael Foods, a leading producer and distributor of eggs and refrigerated potato products. These subsidiaries have helped Post Holdings expand its international presence and access new markets.

Post Holdings holds a significant market position in the United States and globally. The company has a strong brand portfolio and benefits from its well-established distribution network. It has successfully positioned itself as a leading player in the breakfast cereal industry, effectively competing against major competitors like Kellogg's and General Mills.

In terms of major events, Post Holdings made headlines in 2017 when it acquired Bob Evans Farms, a restaurant and food products company. This acquisition expanded Post Holdings' presence in refrigerated foods and provided further diversification for the company. Additionally, Post Holdings has also focused on product innovation, introducing new flavors and variations of its popular cereal brands.

As of the latest information available, Post Holdings continues to grow and innovate. The company remains committed to expanding its product portfolio, exploring new market opportunities, and delivering quality food products to consumers