UNP vs AZN Comparison

Omaha, Nebraska-based Union Pacific is the largest public railroad in North America. Operating on more than 30,000 miles of track in the western two-thirds of the US, Union Pacific generated $24.5 billion of revenue in 2025 by hauling coal, industrial products, intermodal containers, agricultural goods, chemicals, fertilizers, and automotive goods. Union Pacific owns about one-fourth of Mexican railroad Ferromex and historically derives roughly 10% of its revenue hauling freight to and from Mexico.

A merger between Astra of Sweden and Zeneca of the United Kingdom formed AstraZeneca in 1999. The firm sells branded drugs across a number of major therapeutic areas, including oncology (over 40% of total revenue), cardiovascular, renal, and metabolic (over 20%), rare disease (16%), and respiratory and immunology (15%). The majority of sales comes from international markets, with the United States representing close to one-third of its sales.