Right Tunnelling PCLBKK:RT 50 Net Margin % is 0.11% as of Mar. 2026, which is 93% below its 10-year median of 1.49. GuruFocus rates BKK:RT with a GF Score™ of 50/100 and a GF Value™ of ฿0.40 (Modestly Undervalued). The stock has 5 warning signs investors should review. Among 1,766 Construction companies, Right Tunnelling PCL ranks worse than 55.49% on this metric.
The historical rank and industry rank for Right Tunnelling PCL's Net Margin % or its related term are showing as below:
BKK:RT'
s Net Margin % Range Over the Past 10 Years
Min: -15.28 Med: 1.49 Max: 8.37
Current: 3.1
BKK:RT's Net Margin % is ranked worse than 55.49% of 1766
companies
in the Construction industry
Industry Median: 3.92
vs BKK:RT: 3.10
Right Tunnelling PCL (BKK:RT) 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.
Right Tunnelling PCL Net Margin % Related Terms
Right Tunnelling PCL Net Margin % Historical Data
* Premium members only.
The historical data trend for Right Tunnelling PCL'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, Right Tunnelling PCL'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.
Right Tunnelling PCL Net Margin % vs Construction Industry
For the Construction industry and Industrials sector, Right Tunnelling PCL's Net Margin % distribution charts can be found below:
* The bar in red indicates where Right Tunnelling PCL'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.
Right Tunnelling PCL (BKK:RT) has a Net Margin % of 0.11% as of Mar. 2026. Net margin is the ratio of total net income to net sales. View historical data on Right Tunnelling PCL and its competitors. This is 93% below median its historical median of 1.49. According to the industry distribution chart, Right Tunnelling PCL ranks #980 out of 1766 companies in the Construction industry, placing it in the top 55.5%.
Is Right Tunnelling PCL's Net Margin % too high?
Right Tunnelling PCL's current Net Margin % of 0.11% is 93% below median its 10-year median of 1.49. The Construction industry median Net Margin % is 3.92. Right Tunnelling PCL's value of 0.11% is 97.2% below this industry median. Based on the distribution chart, Right Tunnelling PCL ranks #980 out of 1766 companies in the Construction industry, which is below the industry midpoint. Overall, Right Tunnelling PCL has a GF Score™ of 50/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Right Tunnelling PCL's Net Margin % compare to PWR and FIX?
According to the Construction industry distribution chart, Right Tunnelling PCL ranks #980 out of 1766 companies for Net Margin %. This places Right Tunnelling PCL in the lower half of its industry. The industry median Net Margin % is 3.92. Right Tunnelling PCL's value of 0.11% is 97.2% below this benchmark. While the company's 10-year median is 1.49 vs. the industry median of 3.92, Right Tunnelling PCL 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 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. Right Tunnelling PCL's current Net Margin % of 0.11% is 97.2% 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 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 Right Tunnelling PCL 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. Right Tunnelling PCL's current Net Margin % is 0.11%, which is 93% below median its own 10-year median of 1.49. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Right Tunnelling PCL stock overvalued right now?
Based on GuruFocus' analysis, Right Tunnelling PCL (BKK:RT) is currently considered Modestly Undervalued. The stock's GF Value™ is ฿0.40, compared to a current price of ฿0.29 — trading 27.5% below its estimated fair value. The current Net Margin % is 0.11%, which is 93% below median its 10-year median of 1.49 and 97.2% below the Construction industry median of 3.92. Right Tunnelling PCL's overall GF Score™ is 50/100 with 5 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 Right Tunnelling PCL (BKK:RT), the current Net Margin % is 0.11% 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 Right Tunnelling PCL (BKK:RT) Overvalued in 2026?
Based on GuruFocus' analysis, Right Tunnelling PCL stock appears to be undervalued.
The current stock price of ฿0.29 is trading 27.5% below its estimated GF Value™ of ฿0.40.
GuruFocus considers Right Tunnelling PCL to be Modestly Undervalued.
Key valuation signals for BKK:RT:
Net Margin %: 0.11% (93% below median its 10-year median of 1.49)
GF Value™: ฿0.40 vs. price of ฿0.29 (27.5% below fair value)
Industry Position: 97.2% below the Construction median (#980 of 1766)
No single metric tells the full story. See the BKK:RT stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Right Tunnelling PCL is a civil engineering service provider. It specializes in geology and special techniques such as tunnel construction, rock drilling, rock blasting, mining construction, soil boring tests, and concrete structures. The clients of the company include both the public and private sectors. The company offers services related to tunnel and shaft construction, dam construction, hydropower plant construction, and pipe jacking projects. The company operates in two geographic segments of Thailand and overseas (Myanmar, The Lao People's Democratic Republic, and Cambodia). Geographically, it derives a majority of its revenue from Thailand.
50GF Score
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