Compare AMT & FI Stocks: Price Trends, ML Decisions, Charts, Trends, Technical Analysis and more.
American Tower owns and operates about 150,000 wireless towers throughout the US, Asia, Latin America, Europe, and Africa. It also owns and/or operates 30 data centers in 11 US markets after acquiring CoreSite. On its towers, the company has a very concentrated customer base, with most revenue in each market generated by the top few mobile carriers. The company operates more than 40,000 towers in the US, which accounted for about half of total revenue in 2024. Outside the US, American Tower operates about 48,000 towers in Latin America (dominated by Brazil), 27,000 towers in Europe, and 32,000 towers in Africa. American Tower operates as a REIT.
Fiserv is a leading provider of core processing and complementary services, such as electronic funds transfer, payment processing, and loan processing, for US banks and credit unions, with a focus on small and midsize banks. Through the merger with First Data in 2019, Fiserv also provides payment processing services for merchants. About 10% of the company's revenue is generated internationally.