Builders FirstSourceMEX:BLDR 67 PEG Ratio is 1.08 as of Jul. 02, 2026, which is 391% above its 10-year median of 0.22. GuruFocus rates MEX:BLDR with a GF Score™ of 67/100 and a GF Value™ of MXN2,388.94 (Significantly Undervalued). The stock has 8 warning signs investors should review. Among 685 Construction companies, Builders FirstSource ranks worse than 51.97% on this metric.
* The 5-Year EBITDA Growth Rate is the 5-year average EBITDA per share growth rate. While the denominator is a percentage, we use the whole number as opposed to the decimal form for the calculation. For example, 5% would be shown as 5 as opposed to 0.05. If it's smaller than or equal to 0, then the PEG Ratio is not calculated.
The historical rank and industry rank for Builders FirstSource's PEG Ratio or its related term are showing as below:
MEX:BLDR'
s PEG Ratio Range Over the Past 10 Years
Min: 0.07 Med: 0.22 Max: 5.48
Current: 1.11
During the past 13 years, Builders FirstSource's highest PEG Ratio was 5.48. The lowest was 0.07. And the median was 0.22.
MEX:BLDR's PEG Ratio is ranked worse than 51.97% of 685
companies
in the Construction industry
Industry Median: 1.1
vs MEX:BLDR: 1.11
Peter Lynch thinks a company with a P/E ratio equal to its growth rate is fairly valued.
Builders FirstSource (MEX:BLDR) PEG Ratio Explanation
To compare stocks with different growth rates, Peter Lynch invented a ratio called PEG Ratio. PEG Ratio is defined as the P/E ratio divided by the growth ratio. He thinks a company with a P/E ratio equal to its growth rate is fairly valued. Still he said he would rather buy a company growing 20% a year with a P/E of 20, instead of a company growing 10% a year with a P/E of 10.
Builders FirstSource PEG Ratio Related Terms
Builders FirstSource PEG Ratio Historical Data
* Premium members only.
The historical data trend for Builders FirstSource's PEG Ratio 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 PEG Ratio, along with its competitors' market caps and PEG Ratio 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 PEG Ratio vs Construction Industry
For the Construction industry and Industrials sector, Builders FirstSource's PEG Ratio distribution charts can be found below:
* The bar in red indicates where Builders FirstSource's PEG Ratio 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.
* Note: The 5-Year EBITDA Growth Rate is the 5-year average EBITDA per share growth rate. While the denominator is a percentage, we use the whole number as opposed to the decimal form for the calculation. For example, 5% would be shown as 5 as opposed to 0.05. If it's smaller than or equal to 0, then the PEG Ratio is not calculated.
Builders FirstSource (MEX:BLDR) has a PEG Ratio of 1.08 as of Jul. 02, 2026. Price-earnings to growth ratio is the ratio of price-earnings to a company's earnings growth rate. View historical data on Builders FirstSource and its competitors. This is 391% above median its historical median of 0.22. Over the past decade, Builders FirstSource's PEG Ratio has ranged from 0.07 to 5.48. According to the industry distribution chart, Builders FirstSource ranks #356 out of 685 companies in the Construction industry, placing it in the top 52%.
Is Builders FirstSource's PEG Ratio too high?
Builders FirstSource's current PEG Ratio of 1.08 is 391% above median its 10-year median of 0.22. Over the past 10 years, this metric has ranged from a low of 0.07 to a high of 5.48. The Construction industry median PEG Ratio is 1.10. Builders FirstSource's value of 1.08 is 1.8% below this industry median. Based on the distribution chart, Builders FirstSource ranks #356 out of 685 companies in the Construction industry, which is below 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 PEG Ratio compare to AAON and OC?
According to the Construction industry distribution chart, Builders FirstSource ranks #356 out of 685 companies for PEG Ratio. This places Builders FirstSource in the lower half of its industry. The industry median PEG Ratio is 1.10. Builders FirstSource's value of 1.08 is 1.8% below this benchmark. Historically, Builders FirstSource's own PEG Ratio has ranged from 0.07 to 5.48 over the past decade. While the company's 10-year median is 0.22 vs. the industry median of 1.10, 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 PEG Ratio for a Construction company?
The median PEG Ratio among Construction companies is 1.10, based on 685 companies in the industry. Companies in the top quartile (top 25%) have a PEG Ratio significantly above this median, while those in the bottom quartile fall well below. However, PEG Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Builders FirstSource's current PEG Ratio of 1.08 is 1.8% 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 PEG Ratio mean?
A high PEG Ratio can signal that a stock is expensive relative to its fundamentals. Price-earnings to growth ratio is the ratio of price-earnings to a company's earnings growth rate. View historical data on Builders FirstSource and its competitors. For the Construction industry, the median PEG Ratio is 1.10 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Builders FirstSource's current PEG Ratio is 1.08, which is 391% above median its own 10-year median of 0.22. 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 MXN2,388.94, compared to a current price of MXN1,515.00 — trading 36.6% below its estimated fair value. The current PEG Ratio is 1.08, which is 391% above median its 10-year median of 0.22 and 1.8% below the Construction industry median of 1.10. 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 PEG Ratio calculated?
PEG Ratio is calculated from a company's financial statements. For Builders FirstSource (MEX:BLDR), the current PEG Ratio is 1.08 as of Jul. 02, 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 MXN1,515.00 is trading 36.6% below its estimated GF Value™ of MXN2,388.94.
GuruFocus considers Builders FirstSource to be Significantly Undervalued.
Key valuation signals for MEX:BLDR:
PEG Ratio: 1.08 (391% above median its 10-year median of 0.22)
GF Value™: MXN2,388.94 vs. price of MXN1,515.00 (36.6% below fair value)
Industry Position: 1.8% below the Construction median (#356 of 685)
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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