GLW vs UNP Comparison

Corning is a provider of glass, ceramics, and optical fiber across six distinct end markets. Corning's largest segments by revenue are display glass for TVs and optical fiber for telecom networks and data centers. It also provides cover glass for smartphones as well as filters and substrates and glass for cars, produces pharmaceutical glass, and produces polysilicon for solar panels. Corning is a US producer and is vertically integrated across its products and markets.

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.