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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 Net Cash Interest Expense in AFFO Reconciliation by Quarter

Net Cash Interest Expense in AFFO Reconciliation ($M) ($M)

QuarterlyAnnual

American Tower Net Cash Interest Expense in AFFO Reconciliation: $353M in Q3 2026, up 5.8% from a year earlier. That is the highest of the 12 quarters on record here.

Latest, Q3 2026
353
Period ended Sep 30, 2026
Change on a year earlier
+5.8%
334 in Q3 2025
History
12 quarters
Since Q4 2023
Sources
8
Documents cited below

Where the Q3 2026 figure comes from

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 (Non-GAAP Reconciliations & Consolidated Overview).

Quarterly history

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

PeriodEndedNet Cash Interest Expense in AFFO Reconciliation ($M) ($M)Year on yearSource
Q3 2026Sep 30, 2026353+5.8%American Tower SEC Form 8-K Earnings Release FY2026Q3 (0001053507-26-000154, filed 2026-10-27) ↗
Q2 2026Jun 30, 2026342+3.8%American Tower SEC Form 8-K Earnings Release FY2026Q2 (0001053507-26-000131, filed 2026-07-28) ↗
Q1 2026Mar 31, 2026334+7.3%American Tower SEC Form 8-K Earnings Release FY2026Q1 (0001053507-26-000094, filed 2026-04-28) ↗
Q4 2025Dec 31, 2025331+7.9%American Tower SEC Form 8-K Earnings Release FY2025Q4 (0001053507-26-000032, filed 2026-02-24) ↗
Q3 2025Sep 30, 2025334-2.8%American Tower SEC Form 8-K Earnings Release FY2026Q3 (0001053507-26-000154, filed 2026-10-27) ↗
Q2 2025Jun 30, 2025329-5.9%American Tower SEC Form 8-K Earnings Release FY2026Q2 (0001053507-26-000131, filed 2026-07-28) ↗
Q1 2025Mar 31, 2025312-11.2%American Tower SEC Form 8-K Earnings Release FY2026Q1 (0001053507-26-000094, filed 2026-04-28) ↗
Q4 2024Dec 31, 2024307-8.2%American Tower SEC Form 8-K Earnings Release FY2025Q4 (0001053507-26-000032, filed 2026-02-24) ↗
Q3 2024Sep 30, 2024343–American Tower SEC Form 8-K Earnings Release FY2025Q3 (0001053507-25-000147, filed 2025-10-28) ↗
Q2 2024Jun 30, 2024349–American Tower SEC Form 8-K Earnings Release FY2025Q2 (0001053507-25-000117, filed 2025-07-29) ↗
Q1 2024Mar 31, 2024351–American Tower SEC Form 8-K Earnings Release FY2025Q1 (0001053507-25-000100, filed 2025-04-29) ↗
Q4 2023Dec 31, 2023335–American Tower SEC Form 8-K Earnings Release FY2024Q4 (0001053507-25-000022, filed 2025-02-25) ↗

Cite this data

StockData. (2026). American Tower Net Cash Interest Expense in AFFO Reconciliation ($M), quarterly Q4 2023–Q3 2026 [Data set]. Compiled from American Tower SEC filings and investor materials. https://stockdatahq.com/stocks/amt/kpis/reit-cash-interest-m

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