GLW vs TDG 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 into smartphones, filters and substrates and glass into cars, produces pharmaceutical glass, and produces polysilicon for solar panels. Corning is a U.S. producer, and is vertically-integrated across its products and markets.

TransDigm manufactures and services a broad set of specialized parts for commercial and military aircraft. The firm organizes itself in three segments: power and control, airframes, and a small non-aviation segment, which serves mostly off-road vehicles and mining equipment. It operates as an acquisitive holding company that focuses its portfolio on firms that make proprietary aerospace products with substantial aftermarket demand. TransDigm regularly employs financial leverage to amplify its operating results.