CoreStock

Stock price

Market cap

At each fiscal year end, then the latest quarter end: closing price × shares outstanding.

Show table
American Tower market cap, annual
PeriodMarket cap
FY2016, ended Dec 31, 2016$45.1B
FY2017, ended Dec 31, 2017$62.9B
FY2018, ended Dec 31, 2018$69.8B
FY2019, ended Dec 31, 2019$102B
FY2020, ended Dec 31, 2020$99.7B
FY2021, ended Dec 31, 2021$133B
FY2022, ended Dec 31, 2022$98.7B
FY2023, ended Dec 31, 2023$101B
FY2024, ended Dec 31, 2024$85.7B
FY2025, ended Dec 31, 2025$81.8B
Trailing 12 months to Sep 30, 2026 (through Q3 FY2026)$75.9B

Revenue

By fiscal year, then the trailing 12 months

Show table
American Tower revenue, annual
PeriodRevenue
FY2016, ended Dec 31, 2016$5.79B
FY2017, ended Dec 31, 2017$6.66B
FY2018, ended Dec 31, 2018$7.44B
FY2019, ended Dec 31, 2019$7.58B
FY2020, ended Dec 31, 2020$8.04B
FY2021, ended Dec 31, 2021$9.36B
FY2022, ended Dec 31, 2022$9.65B
FY2023, ended Dec 31, 2023$10.0B
FY2024, ended Dec 31, 2024$10.1B
FY2025, ended Dec 31, 2025$10.6B
Trailing 12 months to Sep 30, 2026 (through Q3 FY2026)$11.0B

Net income and free cash flow

By fiscal year, then the trailing 12 months. Free cash flow is operating cash flow minus capex.

Show table
American Tower net income and free cash flow, annual
PeriodNet incomeFree cash flow
FY2016, ended Dec 31, 2016$956M$2.02B
FY2017, ended Dec 31, 2017$1.24B$2.12B
FY2018, ended Dec 31, 2018$1.24B$2.84B
FY2019, ended Dec 31, 2019$1.89B$2.76B
FY2020, ended Dec 31, 2020$1.69B$2.85B
FY2021, ended Dec 31, 2021$2.57B$3.44B
FY2022, ended Dec 31, 2022$1.77B$1.82B
FY2023, ended Dec 31, 2023$1.48B$2.92B
FY2024, ended Dec 31, 2024$2.25B$3.70B
FY2025, ended Dec 31, 2025$2.53B$3.78B
Trailing 12 months to Sep 30, 2026 (through Q3 FY2026)$3.31B$3.96B

Cash and cash equivalents

At each fiscal year end, then the latest quarter end.

Show table
American Tower cash and cash equivalents, annual
PeriodCash and cash equivalents
FY2016, ended Dec 31, 2016$787M
FY2017, ended Dec 31, 2017$802M
FY2018, ended Dec 31, 2018$1.21B
FY2019, ended Dec 31, 2019$1.50B
FY2020, ended Dec 31, 2020$1.75B
FY2021, ended Dec 31, 2021$1.95B
FY2022, ended Dec 31, 2022$1.55B
FY2023, ended Dec 31, 2023$1.75B
FY2024, ended Dec 31, 2024$2.00B
FY2025, ended Dec 31, 2025$1.47B
Trailing 12 months to Sep 30, 2026 (through Q3 FY2026)$1.87B

Total debt

At each fiscal year end, then the latest quarter end. Short- and long-term borrowings, excluding leases.

Show table
American Tower total debt, annual
PeriodTotal debt
FY2016, ended Dec 31, 2016$18.5B
FY2017, ended Dec 31, 2017$20.2B
FY2018, ended Dec 31, 2018$21.2B
FY2019, ended Dec 31, 2019$1.90M
FY2020, ended Dec 31, 2020$29.3B
FY2021, ended Dec 31, 2021$43.5B
FY2022, ended Dec 31, 2022$38.9B
FY2023, ended Dec 31, 2023$38.8B
FY2024, ended Dec 31, 2024$36.5B
FY2025, ended Dec 31, 2025$37.2B
Trailing 12 months to Sep 30, 2026 (through Q3 FY2026)$37.6B

Shares outstanding

At each fiscal year end, then the latest quarter end, adjusted for splits. Up 8.6% since FY16.

Show table
American Tower shares outstanding, annual
PeriodShares outstanding
FY2016, ended Dec 31, 2016427M
FY2017, ended Dec 31, 2017441M
FY2018, ended Dec 31, 2018441M
FY2019, ended Dec 31, 2019443M
FY2020, ended Dec 31, 2020444M
FY2021, ended Dec 31, 2021456M
FY2022, ended Dec 31, 2022466M
FY2023, ended Dec 31, 2023466M
FY2024, ended Dec 31, 2024467M
FY2025, ended Dec 31, 2025466M
Trailing 12 months to Sep 30, 2026 (through Q3 FY2026)464M

Buybacks and new shares

By fiscal year, then the trailing 12 months, in dollars. Below zero: bought back. Above zero: issued to employees, sold or used in acquisitions.

Show table
American Tower share buybacks and issuance, annual
PeriodBought backPaid to employeesSold for cash
FY2016, ended Dec 31, 2016$0$89.9M$0
FY2017, ended Dec 31, 2017$766M$109M$0
FY2018, ended Dec 31, 2018$233M$138M—
FY2019, ended Dec 31, 2019$19.6M$111M$0
FY2020, ended Dec 31, 2020$56.0M$121M$0
FY2021, ended Dec 31, 2021$0$120M$2.36B
FY2022, ended Dec 31, 2022$18.8M$169M$2.29B
FY2023, ended Dec 31, 2023$0$196M$0
FY2024, ended Dec 31, 2024$0$204M$0
FY2025, ended Dec 31, 2025$365M$174M—
Trailing 12 months to Sep 30, 2026 (through Q3 FY2026)$868M$156M—