Builders FirstSourceMEX:BLDR 67 FCF Margin % is 1.24% as of Mar. 2026, which is 77% below its 10-year median of 5.50. GuruFocus rates MEX:BLDR with a GF Score™ of 67/100 and a GF Value™ of MXN2,321.20 (Significantly Undervalued). The stock has 8 warning signs investors should review. Among 1,771 Construction companies, Builders FirstSource ranks better than 63.18% on this metric.
The historical rank and industry rank for Builders FirstSource's FCF Margin % or its related term are showing as below:
MEX:BLDR'
s FCF Margin % Range Over the Past 10 Years
Min: 1.65 Med: 5.5 Max: 14.34
Current: 5.87
During the past 13 years, the highest FCF Margin % of Builders FirstSource was 14.34%. The lowest was 1.65%. And the median was 5.50%.
MEX:BLDR's FCF Margin % is ranked better than 63.18% of 1771
companies
in the Construction industry
Industry Median: 2.62
vs MEX:BLDR: 5.87
Builders FirstSource FCF Margin % Related Terms
Builders FirstSource FCF Margin % Historical Data
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The historical data trend for Builders FirstSource'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 Building Products & Equipment subindustry, Builders FirstSource'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.
Builders FirstSource FCF Margin % vs Construction Industry
For the Construction industry and Industrials sector, Builders FirstSource's FCF Margin % distribution charts can be found below:
* The bar in red indicates where Builders FirstSource'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.
Builders FirstSource (MEX:BLDR) has a FCF Margin % of 1.24% as of Mar. 2026. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Builders FirstSource and its competitors. This is 77% below median its historical median of 5.50. Over the past decade, Builders FirstSource's FCF Margin % has ranged from 1.65 to 14.34. According to the industry distribution chart, Builders FirstSource ranks #652 out of 1771 companies in the Construction industry, placing it in the top 36.8%.
Is Builders FirstSource's FCF Margin % too high?
Builders FirstSource's current FCF Margin % of 1.24% is 77% below median its 10-year median of 5.50. Over the past 10 years, this metric has ranged from a low of 1.65 to a high of 14.34. The Construction industry median FCF Margin % is 2.62. Builders FirstSource's value of 1.24% is 52.7% below this industry median. Based on the distribution chart, Builders FirstSource ranks #652 out of 1771 companies in the Construction industry, which is above the industry midpoint. Overall, Builders FirstSource has a GF Score™ of 67/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Builders FirstSource's FCF Margin % compare to AWI and OC?
According to the Construction industry distribution chart, Builders FirstSource ranks #652 out of 1771 companies for FCF Margin %. This puts Builders FirstSource in the upper half of its industry. The industry median FCF Margin % is 2.62. Builders FirstSource's value of 1.24% is 52.7% below this benchmark. Historically, Builders FirstSource's own FCF Margin % has ranged from 1.65 to 14.34 over the past decade. While the company's 10-year median is 5.50 vs. the industry median of 2.62, Builders FirstSource 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 Construction company?
The median FCF Margin % among Construction companies is 2.62, based on 1,771 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. Builders FirstSource's current FCF Margin % of 1.24% is 52.7% 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 Builders FirstSource and its competitors. For the Construction industry, the median FCF Margin % is 2.62 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Builders FirstSource's current FCF Margin % is 1.24%, which is 77% below median its own 10-year median of 5.50. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Builders FirstSource stock overvalued right now?
Based on GuruFocus' analysis, Builders FirstSource (MEX:BLDR) is currently considered Significantly Undervalued. The stock's GF Value™ is MXN2,321.20, compared to a current price of MXN1,380.00 — trading 40.5% below its estimated fair value. The current FCF Margin % is 1.24%, which is 77% below median its 10-year median of 5.50 and 52.7% below the Construction industry median of 2.62. Builders FirstSource's overall GF Score™ is 67/100 with 8 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 Builders FirstSource (MEX:BLDR), the current FCF Margin % is 1.24% 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 Builders FirstSource (MEX:BLDR) Overvalued in 2026?
Based on GuruFocus' analysis, Builders FirstSource stock appears to be undervalued.
The current stock price of MXN1,380.00 is trading 40.5% below its estimated GF Value™ of MXN2,321.20.
GuruFocus considers Builders FirstSource to be Significantly Undervalued.
Key valuation signals for MEX:BLDR:
FCF Margin %: 1.24% (77% below median its 10-year median of 5.50)
GF Value™: MXN2,321.20 vs. price of MXN1,380.00 (40.5% below fair value)
Industry Position: 52.7% below the Construction median (#652 of 1771)
No single metric tells the full story. See the MEX:BLDR stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Builders FirstSource Inc is a manufacturer and supplier of building materials. The company offers structural and related building products such as factory-built roof and floor trusses, wall panels and stairs, vinyl windows, custom millwork and trim, and engineered wood. The products can be designed for each home individually and are installed by Builders FirstSource. The company's construction-related services include professional installation, turn-key framing, and shell construction. Builders FirstSource's customers range from large production builders to small custom homebuilders.
67GF Score
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