West Pharmaceutical Services, Inc. (WST) Price and Market Data

West Pharmaceutical Services, Inc., based in Pennsylvania, is a leading supplier to the pharmaceutical, biotechnology, and generic drug sectors. The company provides elastomer-based packaging components such as stoppers, seals, and plungers, along with non-glass containment solutions and auto-injectors for injectable therapies, including large-molecule biologics, peptides such as GLP-1 receptor agonists, and small-molecule drugs. West operates through two reporting segments: proprietary products, which account for about 80% of total revenue, and contract-manufactured products, which contribute roughly 20%. Approximately 55% of the company’s revenue comes from international markets, with the remaining 45% generated in the United States.