Siamrajathanee PCLBKK:SO 86 Return-on-Tangible-Equity is 19.41% as of Mar. 2026, which is 8% below its 10-year median of 21.13. GuruFocus rates BKK:SO with a GF Score™ of 86/100 and a GF Value™ of ฿5.70 (Modestly Undervalued). The stock has 5 warning signs investors should review. Among 1,009 Business Services companies, Siamrajathanee PCL ranks better than 69.38% on this metric.
Return-on-Tangible-Equity is calculated as Net Income divided by its average total shareholder tangible equity. Total shareholder tangible equity equals to Total Stockholders Equity minus Intangible Assets. Siamrajathanee PCL's annualized net income for the quarter that ended in Mar. 2026 was ฿222 Mil. Siamrajathanee PCL's average shareholder tangible equity for the quarter that ended in Mar. 2026 was ฿1,146 Mil. Therefore, Siamrajathanee PCL's annualized Return-on-Tangible-Equity for the quarter that ended in Mar. 2026 was 19.41%.
The historical rank and industry rank for Siamrajathanee PCL's Return-on-Tangible-Equity or its related term are showing as below:
BKK:SO'
s Return-on-Tangible-Equity Range Over the Past 10 Years
Min: 14.53 Med: 21.13 Max: 32.5
Current: 20.36
During the past 11 years, Siamrajathanee PCL's highest Return-on-Tangible-Equity was 32.50%. The lowest was 14.53%. And the median was 21.13%.
BKK:SO's Return-on-Tangible-Equity is ranked better than 69.38% of 1009
companies
in the Business Services industry
Industry Median: 10.57
vs BKK:SO: 20.36
Return-on-Tangible-Equity measures the rate of return on the ownership interest (shareholder's tangible equity) of the common stock owners. It measures a firm's efficiency at generating profits from every unit of shareholders' tangible equity (shareholders equity minus intangibles). Return-on-Tangible-Equity shows how well a company uses investment funds to generate earnings growth. Return-on-Tangible-Equitys between 15% and 20% are considered desirable.
Be Aware
Net Income is used.
Because a company can increase its Return-on-Tangible-Equity by having more financial leverage, it is important to watch the leverage ratio when investing in high Return-on-Tangible-Equity companies. Like Return-on-Tangible-Asset, Return-on-Tangible-Equity is calculated with only 12 months data. Fluctuations in company's earnings or business cycles can affect the ratio drastically. It is important to look at the ratio from a long term perspective.
Asset light businesses require very few assets to generate very high earnings. Their Return-on-Tangible-Equitys can be extremely high.
Siamrajathanee PCL Return-on-Tangible-Equity Related Terms
Siamrajathanee PCL Return-on-Tangible-Equity Historical Data
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The historical data trend for Siamrajathanee PCL's Return-on-Tangible-Equity 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.
BKK:SO vs CTAS, CPRT, ULS: Return-on-Tangible-Equity Comparison
For the Specialty Business Services subindustry, Siamrajathanee PCL's Return-on-Tangible-Equity, along with its competitors' market caps and Return-on-Tangible-Equity 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.
Siamrajathanee PCL Return-on-Tangible-Equity vs Business Services Industry
For the Business Services industry and Industrials sector, Siamrajathanee PCL's Return-on-Tangible-Equity distribution charts can be found below:
* The bar in red indicates where Siamrajathanee PCL's Return-on-Tangible-Equity 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.
In the calculation of annual Return-on-Tangible-Equity, the net income of the last fiscal year and the average total shareholder tangible equity over the fiscal year are used. In calculating the quarterly data,
the net income data used here is four times the quarterly (Mar. 2026) net income data.
Return-on-Tangible-Equity is displayed in the 10-year financial page.
What does a Return-on-Tangible-Equity of 19.41% mean?
Siamrajathanee PCL (BKK:SO) has a Return-on-Tangible-Equity of 19.41% as of Mar. 2026. Return on tangible equity is the ratio of current-period net income to average two-period tangible equity. View historical data on Siamrajathanee PCL and its competitors. This is near median its historical median of 21.13. Over the past decade, Siamrajathanee PCL's Return-on-Tangible-Equity has ranged from 14.53 to 32.50. According to the industry distribution chart, Siamrajathanee PCL ranks #309 out of 1009 companies in the Business Services industry, placing it in the top 30.6%.
Is Siamrajathanee PCL's Return-on-Tangible-Equity too high?
Siamrajathanee PCL's current Return-on-Tangible-Equity of 19.41% is near median its 10-year median of 21.13. Over the past 10 years, this metric has ranged from a low of 14.53 to a high of 32.50. The Business Services industry median Return-on-Tangible-Equity is 10.57. Siamrajathanee PCL's value of 19.41% is 83.6% above this industry median. Based on the distribution chart, Siamrajathanee PCL ranks #309 out of 1009 companies in the Business Services industry, which is above the industry midpoint. Overall, Siamrajathanee PCL has a GF Score™ of 86/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Siamrajathanee PCL's Return-on-Tangible-Equity compare to CTAS and CPRT?
According to the Business Services industry distribution chart, Siamrajathanee PCL ranks #309 out of 1009 companies for Return-on-Tangible-Equity. This puts Siamrajathanee PCL in the upper half of its industry. The industry median Return-on-Tangible-Equity is 10.57. Siamrajathanee PCL's value of 19.41% is 83.6% above this benchmark. Historically, Siamrajathanee PCL's own Return-on-Tangible-Equity has ranged from 14.53 to 32.50 over the past decade. While the company's 10-year median is 21.13 vs. the industry median of 10.57, Siamrajathanee PCL 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 Return-on-Tangible-Equity for a Business Services company?
The median Return-on-Tangible-Equity among Business Services companies is 10.57, based on 1,009 companies in the industry. Companies in the top quartile (top 25%) have a Return-on-Tangible-Equity significantly above this median, while those in the bottom quartile fall well below. However, Return-on-Tangible-Equity should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Siamrajathanee PCL's current Return-on-Tangible-Equity of 19.41% is 83.6% 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 Return-on-Tangible-Equity mean?
A high Return-on-Tangible-Equity can signal that a stock is expensive relative to its fundamentals. Return on tangible equity is the ratio of current-period net income to average two-period tangible equity. View historical data on Siamrajathanee PCL and its competitors. For the Business Services industry, the median Return-on-Tangible-Equity is 10.57 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Siamrajathanee PCL's current Return-on-Tangible-Equity is 19.41%, which is near median its own 10-year median of 21.13. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Siamrajathanee PCL stock overvalued right now?
Based on GuruFocus' analysis, Siamrajathanee PCL (BKK:SO) is currently considered Modestly Undervalued. The stock's GF Value™ is ฿5.70, compared to a current price of ฿4.64 — trading 18.6% below its estimated fair value. The current Return-on-Tangible-Equity is 19.41%, which is near median its 10-year median of 21.13 and 83.6% above the Business Services industry median of 10.57. Siamrajathanee PCL's overall GF Score™ is 86/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Return-on-Tangible-Equity calculated?
Return-on-Tangible-Equity is calculated from a company's financial statements. For Siamrajathanee PCL (BKK:SO), the current Return-on-Tangible-Equity is 19.41% 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 Siamrajathanee PCL (BKK:SO) Overvalued in 2026?
Based on GuruFocus' analysis, Siamrajathanee PCL stock appears to be undervalued.
The current stock price of ฿4.64 is trading 18.6% below its estimated GF Value™ of ฿5.70.
GuruFocus considers Siamrajathanee PCL to be Modestly Undervalued.
Key valuation signals for BKK:SO:
Return-on-Tangible-Equity: 19.41% (near median its 10-year median of 21.13)
GF Value™: ฿5.70 vs. price of ฿4.64 (18.6% below fair value)
Industry Position: 83.6% above the Business Services median (#309 of 1009)
No single metric tells the full story. See the BKK:SO stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Siamrajathanee PCL is an outsourcing services company in Thailand for both the government and private sectors. It is principally engaged in providing outsourcing services and vehicle operating lease services. The company, along with its subsidiaries, is organized into business units based on its products and services and has the following reportable segments: the Outsourcing service segment, the Rental service segment, and others. A majority of its revenue is generated from the Outsourcing service segment, which provides services like Workforce management, corporate car rental, landscape maintenance, and industrial waste disposal. Geographically, the group operates only in Thailand.
86GF Score
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