WST vs GFS Comparison

West Pharmaceutical Services is based in Pennsylvania, US, 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), non-glass 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.

GlobalFoundries is a top-five contract semiconductor manufacturer globally. It was originally the manufacturing arm of Advanced Micro Devices before it was spun out in 2009. The foundry sells chips into a range of end markets including smartphones, PCs, Internet of Things, data centers, automotive, industrial, and so on, but primarily focuses on more mature process technologies. Until 2021, the firm was privately held by Mubadala Investment, the sovereign wealth fund of the United Arab Emirates, which remains its controlling shareholder today. GlobalFoundries merged with Chartered Semiconductor Manufacturing in 2009 and acquired IBM's chipmaking business in 2015. GF is headquartered in Malta, New York, and employs about 13,000 people.