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AZZSTU:AI7 -0.78%86 Debt-to-EBITDA is 1.35 as of May. 2026, which is 44% below its 10-year median of 2.40. GuruFocus rates STU:AI7 with a GF Score™ of 86/100 and a GF Value™ of €74.65 (Significantly Overvalued). The stock has 6 warning signs investors should review. Among 836 Business Services companies, AZZ ranks better than 54.55% on this metric.
Debt-to-EBITDA measures a company's ability to pay off its debt.
A high Debt-to-EBITDA ratio generally means that a company may spend more time to paying off its debt. According to Joel Tillinghast's BIG MONEY THINKS SMALL: Biases, Blind Spots, and Smarter Investing, a ratio of Debt-to-EBITDA exceeding four is usually considered scary unless tangible assets cover the debt.
The historical rank and industry rank for AZZ's Debt-to-EBITDA or its related term are showing as below:
STU:AI7'
s Debt-to-EBITDA Range Over the Past 10 Years
Min: 0.95 Med: 2.4 Max: 4.31
Current: 1.36
During the past 13 years, the highest Debt-to-EBITDA Ratio of AZZ was 4.31. The lowest was 0.95. And the median was 2.40.
STU:AI7's Debt-to-EBITDA is ranked better than 54.55% of 836
companies
in the Business Services industry
Industry Median: 1.63
vs STU:AI7: 1.36
A high Debt-to-EBITDA ratio generally means that a company may spend more time to paying off its debt.
According to Joel Tillinghast's BIG MONEY THINKS SMALL: Biases, Blind Spots, and Smarter Investing, a ratio of Debt-to-EBITDA exceeding four is usually considered scary unless tangible assets cover the debt.
AZZ Debt-to-EBITDA Related Terms
AZZ Debt-to-EBITDA Historical Data
* Premium members only.
The historical data trend for AZZ's Debt-to-EBITDA 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.
STU:AI7 vs UNF, AMTM, DLB: Debt-to-EBITDA Comparison
For the Specialty Business Services subindustry, AZZ's Debt-to-EBITDA, along with its competitors' market caps and Debt-to-EBITDA 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.
AZZ Debt-to-EBITDA vs Business Services Industry
For the Business Services industry and Industrials sector, AZZ's Debt-to-EBITDA distribution charts can be found below:
* The bar in red indicates where AZZ's Debt-to-EBITDA 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.
In the calculation of annual Debt-to-EBITDA, the EBITDA of the last fiscal year is used. In calculating the annualized quarterly data,
the EBITDA data used here is four times the quarterly (May. 2026) EBITDA data.
AZZ (STU:AI7) has a Debt-to-EBITDA of 1.35 as of May. 2026. Debt-to-EBITDA ratio represents the ratio of total debt to total earnings before interest, taxes, depreciation and amortization. View historical data on AZZ. This is 44% below median its historical median of 2.40. Over the past decade, AZZ's Debt-to-EBITDA has ranged from 0.95 to 4.31. According to the industry distribution chart, AZZ ranks #380 out of 836 companies in the Business Services industry, placing it in the top 45.5%.
Is AZZ's Debt-to-EBITDA too high?
AZZ's current Debt-to-EBITDA of 1.35 is 44% below median its 10-year median of 2.40. Over the past 10 years, this metric has ranged from a low of 0.95 to a high of 4.31. The Business Services industry median Debt-to-EBITDA is 1.63. AZZ's value of 1.35 is 17.2% below this industry median. Based on the distribution chart, AZZ ranks #380 out of 836 companies in the Business Services industry, which is above the industry midpoint. Overall, AZZ has a GF Score™ of 86/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does AZZ's Debt-to-EBITDA compare to UNF and AMTM?
According to the Business Services industry distribution chart, AZZ ranks #380 out of 836 companies for Debt-to-EBITDA. This puts AZZ in the upper half of its industry. The industry median Debt-to-EBITDA is 1.63. AZZ's value of 1.35 is 17.2% below this benchmark. Historically, AZZ's own Debt-to-EBITDA has ranged from 0.95 to 4.31 over the past decade. While the company's 10-year median is 2.40 vs. the industry median of 1.63, AZZ 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 Debt-to-EBITDA for a Business Services company?
The median Debt-to-EBITDA among Business Services companies is 1.63, based on 836 companies in the industry. Companies in the top quartile (top 25%) have a Debt-to-EBITDA significantly above this median, while those in the bottom quartile fall well below. However, Debt-to-EBITDA should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. AZZ's current Debt-to-EBITDA of 1.35 is 17.2% 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 Debt-to-EBITDA mean?
A high Debt-to-EBITDA can signal that a stock is expensive relative to its fundamentals. Debt-to-EBITDA ratio represents the ratio of total debt to total earnings before interest, taxes, depreciation and amortization. View historical data on AZZ. For the Business Services industry, the median Debt-to-EBITDA is 1.63 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. AZZ's current Debt-to-EBITDA is 1.35, which is 44% below median its own 10-year median of 2.40. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is AZZ stock overvalued right now?
Based on GuruFocus' analysis, AZZ (STU:AI7) is currently considered Significantly Overvalued. The stock's GF Value™ is €74.65, compared to a current price of €128.00 — trading 71.5% above its estimated fair value. The current Debt-to-EBITDA is 1.35, which is 44% below median its 10-year median of 2.40 and 17.2% below the Business Services industry median of 1.63. AZZ's overall GF Score™ is 86/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Debt-to-EBITDA calculated?
Debt-to-EBITDA is calculated from a company's financial statements. For AZZ (STU:AI7), the current Debt-to-EBITDA is 1.35 as of May. 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 AZZ (STU:AI7) Overvalued in 2026?
Based on GuruFocus' analysis, AZZ stock appears to be overvalued.
The current stock price of €128.00 is trading 71.5% above its estimated GF Value™ of €74.65.
GuruFocus considers AZZ to be Significantly Overvalued.
Key valuation signals for STU:AI7:
Debt-to-EBITDA: 1.35 (44% below median its 10-year median of 2.40)
GF Value™: €74.65 vs. price of €128.00 (71.5% above fair value)
Industry Position: 17.2% below the Business Services median (#380 of 836)
No single metric tells the full story. See the STU:AI7 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
AZZ Inc is a provider of galvanizing and coil coating solutions to a broad range of end markets in North America. The company's operating segment consists of AZZ Metal Coatings, AZZ Precoat Metals, and AZZ Infrastructure Solutions. The company generates the majority of its revenue from the Precoat Metals segment, which provides coil coating application of protective and decorative coatings and related value-added downstream processing for steel and aluminum coils. Geographically, the company operates in the United States and Canada.
86GF Score
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