AMTNYSE United StatesReal EstateReal Estate Investment Trusts
Market cap
$81.659 B
$175.25 +0.37%
Close of 22 Sept 2026
Revenue
$10.6B
#407 by revenue
Earnings
—
Not reported
Shares outstanding
465,960,048
Latest filing cover page
P/E ratio
—
Cap ÷ net income
Real Estate Investment Trusts, ranked by market cap
All 177 →Insiders buying
All insider buying →One open-market purchase by officers and directors of American Tower, worth $500.7K. Grants and option exercises are excluded.
2,829 shares at $177.00 on 21 Aug 2026 · filed 25 Aug 2026
What if American Tower were worth as much as…
Open the what-if tool →Where these numbers come from
Share counts and financials for American Tower are taken from its own SEC filings via EDGAR: public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Last updated 23 Sept 2026. Read the methodology.