Primoris Services (STU:1PM) Moat Score: 4/10 (As of Aug. 14, 2026)

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STU:1PM Primoris Services Corp STU:1PM
86 GF Score
Price €70.26
GF Value €70.25
Valuation Fairly Valued
! 3 Warning Signs
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What is Primoris Services Moat Score?

Primoris Services STU:1PM -0.62% 86 Moat Score is 4 as of Aug. 14, 2026. GuruFocus rates STU:1PM with a GF Score™ of 86/100 and a GF Value™ of €70.25 (Fairly Valued). The stock has 3 warning signs investors should review. Among 1,840 Construction companies, Primoris Services ranks better than 95.05% on this metric.

Primoris Services has the Moat Score of 4, which implies that the company might have Narrow Moat - Discernible but modest moat.

Primoris Services has Narrow Moat: Primoris Services has a discernible but modest moat due to its specialized construction services and some customer switching costs. However, it lacks strong brand strength, significant regulatory barriers, or proprietary technology.

Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more.

The company's Moat Score is based on these criteria:

1. Market leadership and sustainable market share
2. Network effects and significant customer switching costs
3. Valuable intellectual property and patents
4. Strong brand strength and deep customer loyalty
5. Durable cost advantages (e.g., economies of scale, proprietary technology)
6. Significant regulatory barriers and exclusive licenses
7. Superior distribution network
8. Strong and sustainable pricing power
9. Consistent and impactful innovation and R&D capabilities

Based on the research, GuruFocus believes Primoris Services might have Narrow Moat - Discernible but modest moat.

Primoris Services  (STU:1PM) Moat Score Explanation

The Moat Score ranges from 0 to 10, with 10 as the highest. GuruFocus divided Moat Score into following 8 categories:

Moat Score Moat Level
10Wide Moat - Exceptionally dominant and durable wide moat
8 - 9Wide Moat - Clear and robust wide moat
7Wide Moat - Entry-level wide moat, clearly possessing durable advantages
6Narrow Moat - Strong narrow moat, clearly distinguishable but not wide
5Narrow Moat - Solid narrow moat
4Narrow Moat - Discernible but modest moat
1 - 3No Moat - Very weak/transient advantages
0No Moat - No discernible moat

Primoris Services Moat Score Related Terms

STU:1PM vs KBR, TPC, LGN: Moat Score Comparison

For the Engineering & Construction subindustry, Primoris Services's Moat Score, along with its competitors' market caps and Moat Score 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.

Primoris Services Moat Score vs Construction Industry

For the Construction industry and Industrials sector, Primoris Services's Moat Score distribution charts can be found below:

* The bar in red indicates where Primoris Services's Moat Score falls into.


STU:1PM
86GF Score
Primoris Services Corp STU:1PM
Moat Score is just one metric. See GF Score™, valuation, warning signs, and more.
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Frequently Asked Questions Learn more about Moat Score →
What does a Moat Score of 4 mean?
Primoris Services (STU:1PM) has a Moat Score of 4 as of Aug. 14, 2026. Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more. According to the industry distribution chart, Primoris Services ranks #91 out of 1840 companies in the Construction industry, placing it in the top 4.9%.
Is Primoris Services' Moat Score too high?
Primoris Services' current Moat Score is 4. Based on the distribution chart, Primoris Services ranks #91 out of 1840 companies in the Construction industry, which is in the top quartile — a strong position relative to peers. Overall, Primoris Services has a GF Score™ of 86/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Primoris Services' Moat Score compare to KBR and TPC?
According to the Construction industry distribution chart, Primoris Services ranks #91 out of 1840 companies for Moat Score. This places Primoris Services in the top 5% of its industry — outperforming the majority of peers. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Moat Score for a Construction company?
A good Moat Score depends on the Construction industry context. However, Moat Score should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Moat Score mean?
A high Moat Score can signal that a stock is expensive relative to its fundamentals. Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more. Primoris Services's current Moat Score is 4. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Primoris Services stock overvalued right now?
Based on GuruFocus' analysis, Primoris Services (STU:1PM) is currently considered Fairly Valued. The stock's GF Value™ is €70.25, compared to a current price of €70.26 — trading 0% above its estimated fair value. The current Moat Score is 4. Primoris Services' overall GF Score™ is 86/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Moat Score calculated?
Moat Score is calculated from a company's financial statements. For Primoris Services (STU:1PM), the current Moat Score is 4 as of Aug. 14, 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 Primoris Services (STU:1PM) Overvalued in 2026?

Based on GuruFocus' analysis, Primoris Services stock appears to be overvalued. The current stock price of €70.26 is trading 0% above its estimated GF Value™ of €70.25. GuruFocus considers Primoris Services to be Fairly Valued.

Key valuation signals for STU:1PM:

  • Moat Score: 4
  • GF Value™: €70.25 vs. price of €70.26 (0% above fair value)
  • GF Score™: 86/100 with 3 warning signs

No single metric tells the full story. See the STU:1PM stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Primoris Services Business Description

Other Exchanges PRIM:USA1PM:Germany
Address 2300 North Field Street, Suite 1900, Dallas, TX, USA, 75201
Primoris Services Corp is a provider of critical infrastructure services operating mainly in the United States and Canada. The company provides a range of construction, maintenance, replacement, and engineering services. The Utilities segment operates throughout the United States and specializes in a range of services, including the construction and maintenance of new and existing natural gas and electric utility distribution and transmission systems, and communications systems. The Energy segment operates throughout the United States and Canada and specializes in a range of services that include engineering, procurement, construction, and maintenance services to various industries. The majority of the company's revenue is derived from the Energy segment.
86GF Score

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Moat Score is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€70.26
Price
€70.25
GF Value