American Tower Market Cap

American Tower has a market cap or net worth of €71.3 billion as of January 15, 2026. Its market cap has decreased by -12.51% in one year.

Market Cap

71.30B

Enterprise Value

114.09B

Revenue

8.91B

Ranking

n/a

PE Ratio

28.47

Stock Price

€149.42

Market Cap Chart

Since June 5, 1998, American Tower's market cap has increased from 1.01B to 71.30B, an increase of 6,970.70%. That is a compound annual growth rate of 16.66%.

Market Cap History

Date	Market Cap	% Change
Jan 14, 2026	71.30B	1.85%
Dec 31, 2025	70.00B	-15.44%
Dec 31, 2024	82.78B	-9.07%
Dec 29, 2023	91.05B	-1.36%
Dec 30, 2022	92.30B	-21.20%
Dec 31, 2021	117.13B	43.70%
Dec 31, 2020	Upgrade Pro	Upgrade Pro
Dec 31, 2019	Upgrade Pro	Upgrade Pro
Dec 31, 2018	Upgrade Pro	Upgrade Pro
Dec 29, 2017	Upgrade Pro	Upgrade Pro
Dec 30, 2016	Upgrade Pro	Upgrade Pro

Market Capitalization

Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.

Formula: Market Cap = Stock Price * Shares Outstanding

Full Definition

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Market Cap Rankings