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American Tower Corp

AMTNYSEReal Estate Investment TrustsFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Oct 27, 2026Score 7/302% above fair value
$188.30+0.52 (+0.28%)

Close on Nov 2, 2026Market cap $87.74BP/E 25.9Yield 3.61%

American Tower Full-Year Outlook by Quarter

Full-Year Outlook — Attributable AFFO Guidance (High Endpoint, $M) ($M)

American Tower Full-Year Outlook: $5,203M in Q3 2026, up 3.5% from a year earlier.

Latest, Q3 2026
5,203
Period ended Sep 30, 2026
Change on a year earlier
+3.5%
5,028 in Q3 2025
History
22 quarters
Since Q2 2021
Sources
22
Documents cited below

Where the Q3 2026 figure comes from

“Full-Year FY2026 Outlook (HIGH endpoint) issued in FY2026Q3 Earnings Release”

Source: American Tower SEC Form 8-K Earnings Release FY2026Q3 (0001053507-26-000154, filed 2026-10-27) ↗

Reported in SEC Form 8-K Earnings Release (Full-Year Outlook Table & Operational Footnotes).

Quarterly history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedFull-Year Outlook — Attributable AFFO Guidance (High Endpoint, $M) ($M)Year on yearSource
Q3 2026Sep 30, 20265,203+3.5%American Tower SEC Form 8-K Earnings Release FY2026Q3 (0001053507-26-000154, filed 2026-10-27) ↗
Q2 2026Jun 30, 20265,215+4.4%American Tower SEC Form 8-K Earnings Release FY2026Q2 (0001053507-26-000131, filed 2026-07-28) ↗
Q1 2026Mar 31, 20265,170+4.7%American Tower SEC Form 8-K Earnings Release FY2026Q1 (0001053507-26-000094, filed 2026-04-28) ↗
Q4 2025Dec 31, 20255,115+4.0%American Tower SEC Form 8-K Earnings Release FY2025Q4 (0001053507-26-000032, filed 2026-02-24) ↗
Q3 2025Sep 30, 20255,028+1.2%American Tower SEC Form 8-K Earnings Release FY2025Q3 (0001053507-25-000147, filed 2025-10-28) ↗
Q2 2025Jun 30, 20254,995-0.4%American Tower SEC Form 8-K Earnings Release FY2025Q2 (0001053507-25-000117, filed 2025-07-29) ↗
Q1 2025Mar 31, 20254,940+0.2%American Tower SEC Form 8-K Earnings Release FY2025Q1 (0001053507-25-000100, filed 2025-04-29) ↗
Q4 2024Dec 31, 20244,920+0.6%American Tower SEC Form 8-K Earnings Release FY2024Q4 (0001053507-25-000022, filed 2025-02-25) ↗
Q3 2024Sep 30, 20244,970+8.0%American Tower SEC Form 8-K Earnings Release FY2024Q3 (0001053507-24-000128, filed 2024-10-29) ↗
Q2 2024Jun 30, 20245,015+9.7%American Tower SEC Form 8-K Earnings Release FY2024Q2 (0001053507-24-000103, filed 2024-07-30) ↗
Q1 2024Mar 31, 20244,930+8.1%American Tower SEC Form 8-K Earnings Release FY2024Q1 (0001053507-24-000081, filed 2024-04-30) ↗
Q4 2023Dec 31, 20234,890+7.7%American Tower SEC Form 8-K Earnings Release FY2023Q4 (0001053507-24-000009, filed 2024-02-27) ↗
Q3 2023Sep 30, 20234,600+2.0%American Tower SEC Form 8-K Earnings Release FY2023Q3 (0001053507-23-000158, filed 2023-10-26) ↗
Q2 2023Jun 30, 20234,570+0.1%American Tower SEC Form 8-K Earnings Release FY2023Q2 (0001053507-23-000140, filed 2023-07-27) ↗
Q1 2023Mar 31, 20234,560-2.0%American Tower SEC Form 8-K Earnings Release FY2023Q1 (0001053507-23-000112, filed 2023-04-26) ↗
Q4 2022Dec 31, 20224,540-2.3%American Tower SEC Form 8-K Earnings Release FY2022Q4 (0001053507-23-000021, filed 2023-02-23) ↗

Cite this data

StockData. (2026). American Tower Full-Year Outlook ($M), quarterly Q2 2021–Q3 2026 [Data set]. Compiled from American Tower SEC filings and investor materials. https://stockdatahq.com/stocks/amt/kpis/guid-affo-high

See every metric in the American Tower KPI table. Data updated Nov 1, 2026.