WST vs WY Comparison

West Pharmaceutical Services is based in Pennsylvania and is a key supplier to firms in the pharmaceutical, biotechnology, and generic drug industries. West sells elastomer-based packaging components (including stoppers, seals, and plungers), nonglass containment solutions, and auto-injectors for injectable drugs, which include large-molecule biologics, peptides such as GLP-1 receptor agonists, and small-molecule drugs. The company reports in two segments: proprietary products (about 80% of total revenue) and contract-manufactured products (about 20% of total revenue). It generates approximately 55% of its revenue from international markets and 45% from the United States.

Weyerhaeuser ranks among the world's largest forest product companies. Following the 2016 sale of its pulp business to International Paper, Weyerhaeuser operates three business segments: timberlands, wood products, and real estate. Weyerhaeuser is structured as a real estate investment trust and is not required to pay federal income taxes on earnings generated by timber harvest activities. Earnings from its wood products segment are subject to federal income tax. Weyerhaeuser acquired fellow timber REIT Plum Creek in 2016.