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Stone One PCLBKK:STX 33 PB Ratio is 0.29 as of Jul. 15, 2026, which is 33% below its 10-year median of 0.43. GuruFocus rates BKK:STX with a GF Score™ of 33/100. The stock has 5 warning signs investors should review. Among 398 Building Materials companies, Stone One PCL ranks better than 93.22% on this metric.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. As of today (2026-07-15), Stone One PCL's share price is ฿0.84. Stone One PCL's Book Value per Share for the quarter that ended in Mar. 2026 was ฿2.89. Hence, Stone One PCL's PB Ratio of today is 0.29.
Good Sign:
Stone One PCL stock PB Ratio (=0.29) is close to 3-year low of 0.29.
The historical rank and industry rank for Stone One PCL's PB Ratio or its related term are showing as below:
BKK:STX'
s PB Ratio Range Over the Past 10 Years
Min: 0.29 Med: 0.43 Max: 0.7
Current: 0.29
During the past 8 years, Stone One PCL's highest PB Ratio was 0.70. The lowest was 0.29. And the median was 0.43.
BKK:STX's PB Ratio is ranked better than 93.22% of 398
companies
in the Building Materials industry
Industry Median: 1.17
vs BKK:STX: 0.29
During the past 12 months, Stone One PCL's average Book Value Per Share Growth Rate was -2.40% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 13.70% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 8.60% per year.
During the past 8 years, the highest 3-Year average Book Value Per Share Growth Rate of Stone One PCL was 13.70% per year. The lowest was 0.90% per year. And the median was 6.75% per year.
The PB Ratio works the best for the businesses that earn most of their profit from their assets, e.g. banks and insurance companies.
Be Aware
Some businesses have very light assets, such as software companies or insurance agencies. The PB Ratio does not work well for these companies. Some companies even have negative equity, so the PB Ratio cannot be applied to them.
Stone One PCL PB Ratio Related Terms
Stone One PCL PB Ratio Historical Data
* Premium members only.
The historical data trend for Stone One PCL's PB Ratio 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 Building Materials subindustry, Stone One PCL's PB Ratio, along with its competitors' market caps and PB Ratio 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.
Stone One PCL PB Ratio vs Building Materials Industry
For the Building Materials industry and Basic Materials sector, Stone One PCL's PB Ratio distribution charts can be found below:
* The bar in red indicates where Stone One PCL's PB Ratio falls into.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. It is a ratio widely used to value stocks.
Stone One PCL's PB Ratio for today is calculated as follows:
* 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.
It can also be calculated from the numbers for the whole company:
A closely related ratio is called Price-to-Tangible-Book. The difference between Price-to-Tangible-Book and PB Ratio is that book value other than intangibles are used in the calculation.
Stone One PCL (BKK:STX) has a PB Ratio of 0.29 as of Jul. 15, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Stone One PCL and its competitors. This is 33% below median its historical median of 0.43. Over the past decade, Stone One PCL's PB Ratio has ranged from 0.29 to 0.70. According to the industry distribution chart, Stone One PCL ranks #27 out of 398 companies in the Building Materials industry, placing it in the top 6.8%.
Is Stone One PCL's PB Ratio too high?
Stone One PCL's current PB Ratio of 0.29 is 33% below median its 10-year median of 0.43. Over the past 10 years, this metric has ranged from a low of 0.29 to a high of 0.70. The Building Materials industry median PB Ratio is 1.17. Stone One PCL's value of 0.29 is 75.2% below this industry median. Based on the distribution chart, Stone One PCL ranks #27 out of 398 companies in the Building Materials industry, which is in the top quartile — a strong position relative to peers. Overall, Stone One PCL has a GF Score™ of 33/100, reflecting its overall financial health beyond just this single metric.
How does Stone One PCL's PB Ratio compare to CRH and VMC?
According to the Building Materials industry distribution chart, Stone One PCL ranks #27 out of 398 companies for PB Ratio. This places Stone One PCL in the top 7% of its industry — outperforming the majority of peers. The industry median PB Ratio is 1.17. Stone One PCL's value of 0.29 is 75.2% below this benchmark. Historically, Stone One PCL's own PB Ratio has ranged from 0.29 to 0.70 over the past decade. While the company's 10-year median is 0.43 vs. the industry median of 1.17, Stone One 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 PB Ratio for a Building Materials company?
The median PB Ratio among Building Materials companies is 1.17, based on 398 companies in the industry. Companies in the top quartile (top 25%) have a PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Stone One PCL's current PB Ratio of 0.29 is 75.2% 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 PB Ratio mean?
A high PB Ratio can signal that a stock is expensive relative to its fundamentals. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Stone One PCL and its competitors. For the Building Materials industry, the median PB Ratio is 1.17 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Stone One PCL's current PB Ratio is 0.29, which is 33% below median its own 10-year median of 0.43. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Stone One PCL stock overvalued right now?
Stone One PCL (BKK:STX) has a current PB Ratio of 0.29. The current PB Ratio is 0.29, which is 33% below median its 10-year median of 0.43 and 75.2% below the Building Materials industry median of 1.17. Stone One PCL's overall GF Score™ is 33/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PB Ratio calculated?
PB Ratio is calculated from a company's financial statements. For Stone One PCL (BKK:STX), the current PB Ratio is 0.29 as of Jul. 15, 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.
Stone One PCL is engaged in quarrying and selling of aggregate and dolomite products. It operates in the stone quarry business. which has received concessions in many areas throughout Thailand It produces and distributes industrial stone products for use in construction.
33GF Score
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