American TowerMEX:AMT -2.70%57 FCF Margin % is 34.74% as of Mar. 2026, which is 2% below its 10-year median of 35.49. GuruFocus rates MEX:AMT with a GF Score™ of 57/100 and a GF Value™ of MXN3,658.64 (Modestly Undervalued). The stock has 5 warning signs investors should review. Among 936 REITs companies, American Tower ranks worse than 54.17% on this metric.
FCF Margin % is calculated as Free Cash Flow divided by its Revenue. American Tower's Free Cash Flow for the
three
months ended in Mar. 2026 was MXN17,151 Mil. American Tower's Revenue for the
three
months ended in Mar. 2026 was MXN49,365 Mil. Therefore, American Tower's FCF Margin % for the quarter that ended in Mar. 2026 was 34.74%.
The historical rank and industry rank for American Tower's FCF Margin % or its related term are showing as below:
MEX:AMT'
s FCF Margin % Range Over the Past 10 Years
Min: 18.9 Med: 35.49 Max: 38.11
Current: 34.89
During the past 13 years, the highest FCF Margin % of American Tower was 38.11%. The lowest was 18.90%. And the median was 35.49%.
MEX:AMT's FCF Margin % is ranked worse than 54.17% of 936
companies
in the REITs industry
Industry Median: 39.54
vs MEX:AMT: 34.89
American Tower FCF Margin % Related Terms
American Tower FCF Margin % Historical Data
* Premium members only.
The historical data trend for American Tower's FCF Margin % can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
MEX:AMT vs DLR, EQIX, IRM: FCF Margin % Comparison
For the REIT - Specialty subindustry, American Tower's FCF Margin %, along with its competitors' market caps and FCF Margin % data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
American Tower FCF Margin % vs REITs Industry
For the REITs industry and Real Estate sector, American Tower's FCF Margin % distribution charts can be found below:
* The bar in red indicates where American Tower's FCF Margin % falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
American Tower (MEX:AMT) has a FCF Margin % of 34.74% as of Mar. 2026. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on American Tower and its competitors. This is near median its historical median of 35.49. Over the past decade, American Tower's FCF Margin % has ranged from 18.90 to 38.11. According to the industry distribution chart, American Tower ranks #507 out of 936 companies in the REITs industry, placing it in the top 54.2%.
Is American Tower's FCF Margin % too high?
American Tower's current FCF Margin % of 34.74% is near median its 10-year median of 35.49. Over the past 10 years, this metric has ranged from a low of 18.90 to a high of 38.11. The REITs industry median FCF Margin % is 39.54. American Tower's value of 34.74% is 12.1% below this industry median. Based on the distribution chart, American Tower ranks #507 out of 936 companies in the REITs industry, which is below the industry midpoint. Overall, American Tower has a GF Score™ of 57/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does American Tower's FCF Margin % compare to DLR and EQIX?
According to the REITs industry distribution chart, American Tower ranks #507 out of 936 companies for FCF Margin %. This places American Tower in the lower half of its industry. The industry median FCF Margin % is 39.54. American Tower's value of 34.74% is 12.1% below this benchmark. Historically, American Tower's own FCF Margin % has ranged from 18.90 to 38.11 over the past decade. While the company's 10-year median is 35.49 vs. the industry median of 39.54, American Tower has consistently been below the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good FCF Margin % for a REITs company?
The median FCF Margin % among REITs companies is 39.54, based on 936 companies in the industry. Companies in the top quartile (top 25%) have a FCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, FCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. American Tower's current FCF Margin % of 34.74% is 12.1% below the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high FCF Margin % mean?
A high FCF Margin % can signal that a stock is expensive relative to its fundamentals. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on American Tower and its competitors. For the REITs industry, the median FCF Margin % is 39.54 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. American Tower's current FCF Margin % is 34.74%, which is near median its own 10-year median of 35.49. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is American Tower stock overvalued right now?
Based on GuruFocus' analysis, American Tower (MEX:AMT) is currently considered Modestly Undervalued. The stock's GF Value™ is MXN3,658.64, compared to a current price of MXN2,887.13 — trading 21.1% below its estimated fair value. The current FCF Margin % is 34.74%, which is near median its 10-year median of 35.49 and 12.1% below the REITs industry median of 39.54. American Tower's overall GF Score™ is 57/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is FCF Margin % calculated?
FCF Margin % is calculated from a company's financial statements. For American Tower (MEX:AMT), the current FCF Margin % is 34.74% as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is American Tower (MEX:AMT) Overvalued in 2026?
Based on GuruFocus' analysis, American Tower stock appears to be undervalued.
The current stock price of MXN2,887.13 is trading 21.1% below its estimated GF Value™ of MXN3,658.64.
GuruFocus considers American Tower to be Modestly Undervalued.
Key valuation signals for MEX:AMT:
FCF Margin %: 34.74% (near median its 10-year median of 35.49)
GF Value™: MXN3,658.64 vs. price of MXN2,887.13 (21.1% below fair value)
Industry Position: 12.1% below the REITs median (#507 of 936)
No single metric tells the full story. See the MEX:AMT stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
American Tower owns and operates about 150,000 wireless towers throughout the US, Asia, Latin America, Europe, and Africa. It also owns and/or operates 30 data centers in 11 US markets through its CoreSite segment. The company's customer base in the tower business is very concentrated, with most revenue in each market generated by the top three or four mobile carriers. The company operates 42,000 towers in the US, which accounted for about half of total revenue in 2025. Outside the US, American Tower operates about 47,000 towers in Latin America (dominated by Brazil), 33,000 towers in Europe, and 28,000 towers in Africa. American Tower operates as a REIT.
57GF Score
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