American Tower — Feb 24, 2026 release

Reconciliation of Outlook for Adjusted EBITDA to Net income: ($ in millions, totals may not add due to rounding.) Full Year 2026 Net income $ 2,945  to $ 3,025  Interest expense 1,415  to 1,395  Depreciation, amortization and accretion 2,060  to 2,070  Income tax provision 440  – 440  Stock-based compensation expense 140  – 140  Other, including other operating expenses, interest income, (gain) loss on retirement of long-term obligations and other (income) expense 90  – 90  Adjusted EBITDA $ 7,090  to $ 7,160  4 Reconciliation of Outlook for AFFO attributable to AMT common stockholders to Net income: ($ in millions, except share and per share data, totals may not add due to rounding.) Full Year 2026 Net income $ 2,945  to $ 3,025  Straight-line revenue 70  – 70  Straight-line expense 36  – 36  Depreciation, amortization and accretion 2,060  to 2,070  Stock-based compensation expense 140  – 140  Deferred portion of income tax and other income tax adjustments 128  – 128  Other, including other operating expense, amortization of deferred financing costs, debt discounts and premiums, (gain) loss on retirement of long-term obligations, other (income) expense and long-term deferred interest charges 268  – 268  Capital improvement capital expenditures (160) to (170) Corporate capital expenditures (15) – (15) Adjustments and distributions for unconsolidated affiliates and noncontrolling interests (437) – (437) AFFO attributable to AMT common stockholders $ 5,035  to $ 5,115  Divided by weighted average diluted shares outstanding (in thousands) 467,000  – 467,000  AFFO attributable to AMT common stockholders per Share $ 10.78  to $ 10.95  Reconciliation of Outlook for EBITDA to AFFO attributable to AMT common stockholders and AFFO attributable to American Tower Corporation common stockholders per Share: ($ in millions, except share and per share data, totals may not add due to rounding.) Full Year 2026 Adjusted EBITDA $ 7,090  to $ 7,160  Straight-line revenue 70  – 70  Straight-line expense 36  – 36  Cash interest expense (1,362) to (1,342) Interest income 125  – 125  Cash paid for income taxes (312) – (312) Capital improvement capital expenditures (160) to (170) Corporate capital expenditures (15) – (15) Adjustments and dividends from non-controlling interest (437) – (437) AFFO Attributable to Common Stockholders $ 5,035  to $ 5,115  Divided by weighted average shares outstanding 467,000  – 467,000  AFFO attributable to AMT common stockholders per Share $ 10.78  to $ 10.95  5 Conference Call Information American Tower will host a conference call today at 8:30 a.m. ET to discuss its financial results for the quarter and full year ended December 31, 2025 and its outlook for 2026. Supplemental materials for the call will be available on the