WST vs EXAS 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.

Exact Sciences, headquartered in Madison, Wisconsin, provides cancer screening and diagnostic test products in the United States and internationally. Exact's Cologuard screening test is a noninvasive stool-based DNA test for colorectal cancer. The company also competes in the precision oncology market with Oncotype DX, a suite of tissue-based genomic tests for estimating recurrence risk and likelihood of benefit from chemotherapy for breast and colon cancer, and OncoExTra, a liquid-based comprehensive genomic profiling test. It also has a pipeline of blood-based tests for molecular residual disease, colorectal cancer screening, and multicancer screening.