Keller GroupSTU:01K +1.97%73 Net Margin % is 4.68% as of Dec. 2025, which is 80% above its 10-year median of 2.60. 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 1,766 Construction companies, Keller Group ranks better than 54.47% on this metric.
Net margin is calculated as Net Income divided by its Revenue. Keller Group's Net Income for the
six
months ended in Dec. 2025 was €87 Mil. Keller Group's Revenue for the
six
months ended in Dec. 2025 was €1,863 Mil. Therefore, Keller Group's net margin for the quarter that ended in Dec. 2025 was 4.68%.
The historical rank and industry rank for Keller Group's Net Margin % or its related term are showing as below:
STU:01K'
s Net Margin % Range Over the Past 10 Years
Min: -0.67 Med: 2.6 Max: 4.76
Current: 4.62
STU:01K's Net Margin % is ranked better than 54.47% of 1766
companies
in the Construction industry
Industry Median: 3.92
vs STU:01K: 4.62
Keller Group (STU:01K) Net Margin % Explanation
Although Net Income and Earnings-per-Share (EPS) are the most widely used parameter in measuring a company's profitability and valuation, it is the least reliable. The reason is that reported earnings can be manipulated easily by adjusting any numbers such as Depreciation, Depletion and Amotorization and non-recurring items.
But the long term trend of the net margin is a good indicator of the competitiveness and health of the business.
Keller Group Net Margin % Related Terms
Keller Group Net Margin % Historical Data
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The historical data trend for Keller Group's Net 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 Net Margin %, along with its competitors' market caps and Net 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 Net Margin % vs Construction Industry
For the Construction industry and Industrials sector, Keller Group's Net Margin % distribution charts can be found below:
* The bar in red indicates where Keller Group's Net 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 Net Margin % of 4.68% as of Dec. 2025. Net margin is the ratio of total net income to net sales. View historical data on Keller Group and its competitors. This is 80% above median its historical median of 2.60. According to the industry distribution chart, Keller Group ranks #804 out of 1766 companies in the Construction industry, placing it in the top 45.5%.
Is Keller Group's Net Margin % too high?
Keller Group's current Net Margin % of 4.68% is 80% above median its 10-year median of 2.60. The Construction industry median Net Margin % is 3.92. Keller Group's value of 4.68% is 19.4% above this industry median. Based on the distribution chart, Keller Group ranks #804 out of 1766 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 Net Margin % compare to PWR and FIX?
According to the Construction industry distribution chart, Keller Group ranks #804 out of 1766 companies for Net Margin %. This puts Keller Group in the upper half of its industry. The industry median Net Margin % is 3.92. Keller Group's value of 4.68% is 19.4% above this benchmark. While the company's 10-year median is 2.60 vs. the industry median of 3.92, 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 Net Margin % for a Construction company?
The median Net Margin % among Construction companies is 3.92, based on 1,766 companies in the industry. Companies in the top quartile (top 25%) have a Net Margin % significantly above this median, while those in the bottom quartile fall well below. However, Net Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Keller Group's current Net Margin % of 4.68% is 19.4% 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 Net Margin % mean?
A high Net Margin % can signal that a stock is expensive relative to its fundamentals. Net margin is the ratio of total net income to net sales. View historical data on Keller Group and its competitors. For the Construction industry, the median Net Margin % is 3.92 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Keller Group's current Net Margin % is 4.68%, which is 80% above median its own 10-year median of 2.60. 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 Net Margin % is 4.68%, which is 80% above median its 10-year median of 2.60 and 19.4% above the Construction industry median of 3.92. 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 Net Margin % calculated?
Net Margin % is calculated from a company's financial statements. For Keller Group (STU:01K), the current Net Margin % is 4.68% 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:
Net Margin %: 4.68% (80% above median its 10-year median of 2.60)
GF Value™: €16.72 vs. price of €31.00 (85.4% above fair value)
Industry Position: 19.4% above the Construction median (#804 of 1766)
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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