CMCSA vs GLW Comparison

Comcast is made up of three parts. The core cable business owns networks capable of providing television, internet access, and phone services to 65 million US homes and businesses, or nearly half of the country. The firm provides services to about half of the locations in this territory. Comcast acquired NBCUniversal from General Electric in 2011. NBCU owns several cable networks, including CNBC, MSNBC, and USA, the NBC network, the Peacock streaming platform, several local NBC affiliates, Universal Studios, and several theme parks. The firm plans to spin off most of its cable networks. Finally, Sky, acquired in 2018, is a large television provider in the UK and Italy.

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.