TopBuildBLD +0.40%94 FCF Margin % is 10.15% as of Mar. 2026, which is 9% above its 10-year median of 9.30. GuruFocus rates BLD with a GF Score™ of 94/100 and a GF Value™ of $452.14 (Fairly Valued). The stock has 2 warning signs investors should review. Among 1,770 Construction companies, TopBuild ranks better than 81.92% on this metric.
FCF Margin % is calculated as Free Cash Flow divided by its Revenue. TopBuild's Free Cash Flow for the
three
months ended in Mar. 2026 was $147 Mil. TopBuild's Revenue for the
three
months ended in Mar. 2026 was $1,446 Mil. Therefore, TopBuild's FCF Margin % for the quarter that ended in Mar. 2026 was 10.15%.
The historical rank and industry rank for TopBuild's FCF Margin % or its related term are showing as below:
BLD'
s FCF Margin % Range Over the Past 10 Years
Min: 3.59 Med: 9.3 Max: 15.12
Current: 12.53
During the past 13 years, the highest FCF Margin % of TopBuild was 15.12%. The lowest was 3.59%. And the median was 9.30%.
BLD's FCF Margin % is ranked better than 81.92% of 1770
companies
in the Construction industry
Industry Median: 2.61
vs BLD: 12.53
TopBuild FCF Margin % Related Terms
TopBuild FCF Margin % Historical Data
* Premium members only.
The historical data trend for TopBuild'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.
For the Engineering & Construction subindustry, TopBuild'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.
TopBuild FCF Margin % vs Construction Industry
For the Construction industry and Industrials sector, TopBuild's FCF Margin % distribution charts can be found below:
* The bar in red indicates where TopBuild'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.
TopBuild (BLD) has a FCF Margin % of 10.15% as of Mar. 2026. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on TopBuild and its competitors. This is near median its historical median of 9.30. Over the past decade, TopBuild's FCF Margin % has ranged from 3.59 to 15.12. According to the industry distribution chart, TopBuild ranks #320 out of 1770 companies in the Construction industry, placing it in the top 18.1%.
Is TopBuild's FCF Margin % too high?
TopBuild's current FCF Margin % of 10.15% is near median its 10-year median of 9.30. Over the past 10 years, this metric has ranged from a low of 3.59 to a high of 15.12. The Construction industry median FCF Margin % is 2.61. TopBuild's value of 10.15% is 288.9% above this industry median. Based on the distribution chart, TopBuild ranks #320 out of 1770 companies in the Construction industry, which is in the top quartile — a strong position relative to peers. Overall, TopBuild has a GF Score™ of 94/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does TopBuild's FCF Margin % compare to IESC and J?
According to the Construction industry distribution chart, TopBuild ranks #320 out of 1770 companies for FCF Margin %. This places TopBuild in the top 18% of its industry — outperforming the majority of peers. The industry median FCF Margin % is 2.61. TopBuild's value of 10.15% is 288.9% above this benchmark. Historically, TopBuild's own FCF Margin % has ranged from 3.59 to 15.12 over the past decade. While the company's 10-year median is 9.30 vs. the industry median of 2.61, TopBuild has consistently been above 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 Construction company?
The median FCF Margin % among Construction companies is 2.61, based on 1,770 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. TopBuild's current FCF Margin % of 10.15% is 288.9% above 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 TopBuild and its competitors. For the Construction industry, the median FCF Margin % is 2.61 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. TopBuild's current FCF Margin % is 10.15%, which is near median its own 10-year median of 9.30. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is TopBuild stock overvalued right now?
Based on GuruFocus' analysis, TopBuild (BLD) is currently considered Fairly Valued. The stock's GF Value™ is $452.14, compared to a current price of $417.35 — trading 7.7% below its estimated fair value. The current FCF Margin % is 10.15%, which is near median its 10-year median of 9.30 and 288.9% above the Construction industry median of 2.61. TopBuild's overall GF Score™ is 94/100 with 2 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 TopBuild (BLD), the current FCF Margin % is 10.15% 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 TopBuild (BLD) Overvalued in 2026?
Based on GuruFocus' analysis, TopBuild stock appears to be undervalued.
The current stock price of $417.35 is trading 7.7% below its estimated GF Value™ of $452.14.
GuruFocus considers TopBuild to be Fairly Valued.
Key valuation signals for BLD:
FCF Margin %: 10.15% (near median its 10-year median of 9.30)
GF Value™: $452.14 vs. price of $417.35 (7.7% below fair value)
Industry Position: 288.9% above the Construction median (#320 of 1770)
No single metric tells the full story. See the BLD stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
TopBuild Corp is an installer and distributor of insulation products. Its operating segments are: Installation Services and Specialty Distribution. The Installation Services segment, which generates maximum revenue, installs insulation, commercial roofing, and other building products like glass and windows, rain gutters, doors, etc, mainly in the residential new construction market. The Specialty Distribution segment distributes building and mechanical insulation, insulation accessories, and other building product materials for the residential, commercial, and industrial markets. In addition to insulation and accessories, it distributes rain gutters, closet shelving, roofing materials, and other items. Geographically, the firm mainly operates in the U.S. and, to a lesser extent, in Canada.
94GF Score
Get the complete analysis for BLD
FCF Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
BLD has been successfully added to your 
