Keller GroupSTU:01K +1.97%73 FCF Margin % is 9.98% as of Dec. 2025, which is 204% above its 10-year median of 3.28. GuruFocus rates STU:01K with a GF Score™ of 73/100 and a GF Value™ of €16.72 (Significantly Overvalued). The stock has 4 warning signs investors should review. Among 1,771 Construction companies, Keller Group ranks better than 61.72% on this metric.
FCF Margin % is calculated as Free Cash Flow divided by its Revenue. Keller Group's Free Cash Flow for the
six
months ended in Dec. 2025 was €186 Mil. Keller Group's Revenue for the
six
months ended in Dec. 2025 was €1,863 Mil. Therefore, Keller Group's FCF Margin % for the quarter that ended in Dec. 2025 was 9.98%.
The historical rank and industry rank for Keller Group's FCF Margin % or its related term are showing as below:
STU:01K'
s FCF Margin % Range Over the Past 10 Years
Min: -0.91 Med: 3.28 Max: 6.67
Current: 5.37
During the past 13 years, the highest FCF Margin % of Keller Group was 6.67%. The lowest was -0.91%. And the median was 3.28%.
STU:01K's FCF Margin % is ranked better than 61.72% of 1771
companies
in the Construction industry
Industry Median: 2.62
vs STU:01K: 5.37
Keller Group FCF Margin % Related Terms
Keller Group FCF Margin % Historical Data
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The historical data trend for Keller Group'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, Keller Group'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.
Keller Group FCF Margin % vs Construction Industry
For the Construction industry and Industrials sector, Keller Group's FCF Margin % distribution charts can be found below:
* The bar in red indicates where Keller Group'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.
Keller Group (STU:01K) has a FCF Margin % of 9.98% as of Dec. 2025. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Keller Group and its competitors. This is 204% above median its historical median of 3.28. According to the industry distribution chart, Keller Group ranks #678 out of 1771 companies in the Construction industry, placing it in the top 38.3%.
Is Keller Group's FCF Margin % too high?
Keller Group's current FCF Margin % of 9.98% is 204% above median its 10-year median of 3.28. The Construction industry median FCF Margin % is 2.62. Keller Group's value of 9.98% is 280.9% above this industry median. Based on the distribution chart, Keller Group ranks #678 out of 1771 companies in the Construction industry, which is above the industry midpoint. Overall, Keller Group has a GF Score™ of 73/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Keller Group's FCF Margin % compare to PWR and FIX?
According to the Construction industry distribution chart, Keller Group ranks #678 out of 1771 companies for FCF Margin %. This puts Keller Group in the upper half of its industry. The industry median FCF Margin % is 2.62. Keller Group's value of 9.98% is 280.9% above this benchmark. While the company's 10-year median is 3.28 vs. the industry median of 2.62, Keller Group 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 2.62, 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. Keller Group's current FCF Margin % of 9.98% is 280.9% 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 Keller Group 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. Keller Group's current FCF Margin % is 9.98%, which is 204% above median its own 10-year median of 3.28. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Keller Group stock overvalued right now?
Based on GuruFocus' analysis, Keller Group (STU:01K) is currently considered Significantly Overvalued. The stock's GF Value™ is €16.72, compared to a current price of €31.00 — trading 85.4% above its estimated fair value. The current FCF Margin % is 9.98%, which is 204% above median its 10-year median of 3.28 and 280.9% above the Construction industry median of 2.62. Keller Group's overall GF Score™ is 73/100 with 4 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 Keller Group (STU:01K), the current FCF Margin % is 9.98% as of Dec. 2025. 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 Keller Group (STU:01K) Overvalued in 2026?
Based on GuruFocus' analysis, Keller Group stock appears to be overvalued.
The current stock price of €31.00 is trading 85.4% above its estimated GF Value™ of €16.72.
GuruFocus considers Keller Group to be Significantly Overvalued.
Key valuation signals for STU:01K:
FCF Margin %: 9.98% (204% above median its 10-year median of 3.28)
GF Value™: €16.72 vs. price of €31.00 (85.4% above fair value)
Industry Position: 280.9% above the Construction median (#678 of 1771)
No single metric tells the full story. See the STU:01K stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Keller Group PLC is a UK-based company, principally engaged in the provision of specialist geotechnical services. It offers site preparation and ground engineering solutions across the construction sector. Its techniques include Ground improvement, Grouting, Deep foundations, Earth retention, Marine, Post-tension systems, Industrial services and instrumentation and monitoring. Its serves various industries including Infrastructure, Power, industrial, Office and Residential. Its geographical segments are North America; Europe and Middle East; and Asia-Pacific. The majority of the company's revenue is derived from North America.
73GF Score
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