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Stone One PCLBKK:STX 33 Gross Margin % is 13.57% as of Mar. 2026, which is 49% below its 10-year median of 26.48. GuruFocus rates BKK:STX with a GF Score™ of 33/100. The stock has 5 warning signs investors should review. Among 396 Building Materials companies, Stone One PCL ranks worse than 73.23% on this metric.
Stone One PCL gross margin has been in long-term decline. The average rate of decline per year is -6.5%.
The historical rank and industry rank for Stone One PCL's Gross Margin % or its related term are showing as below:
BKK:STX'
s Gross Margin % Range Over the Past 10 Years
Min: 17.29 Med: 26.48 Max: 38.39
Current: 17.29
During the past 8 years, the highestGross Margin % of Stone One PCL was 38.39%. The lowest was 17.29%. And the median was 26.48%.
BKK:STX's Gross Margin % is ranked worse than 73.23% of 396
companies
in the Building Materials industry
Industry Median: 26.19
vs BKK:STX: 17.29
Stone One PCL had a gross margin of 13.57% for the quarter that ended in Mar. 2026 => No sustainable competitive advantage
The 5-Year average Growth Rate of Gross Margin for Stone One PCL was -6.50% per year.
Stone One PCL (BKK:STX) Gross Margin % Explanation
Warren Buffett believes that firms with excellent long term economics tend to have consistently higher margins.
Durable competitive advantage creates a high Gross Margin % because of the freedom to price in excess of cost. Companies can be categorized by their Gross Margin %
1. Greater than 40% = Durable competitive advantage
2. Less than 40% = Competition eroding margins
3. Less than 20% = no sustainable competitive advantage
Consistency of Gross Margin is key
Stone One PCL had a gross margin of 13.57% for the quarter that ended in Mar. 2026 => No sustainable competitive advantage
Be Aware
If a company loses its competitive advantages, usually its gross margin declines well before its sales declines. Watching Gross Margin % and Operating Margin % closely helps avoid value trap situations.
Stone One PCL Gross Margin % Related Terms
Stone One PCL Gross Margin % Historical Data
* Premium members only.
The historical data trend for Stone One PCL's Gross 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.
BKK:STX vs CRH, VMC, MLM: Gross Margin % Comparison
For the Building Materials subindustry, Stone One PCL's Gross Margin %, along with its competitors' market caps and Gross 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.
Stone One PCL Gross Margin % vs Building Materials Industry
For the Building Materials industry and Basic Materials sector, Stone One PCL's Gross Margin % distribution charts can be found below:
* The bar in red indicates where Stone One PCL's Gross 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.
A positive Gross Profit is only the first step for a company to make a net profit. The gross profit needs to be big enough to also cover related labor, equipment, rental, marketing/advertising, research and development and a lot of other costs in selling the products.
Stone One PCL (BKK:STX) has a Gross Margin % of 13.57% as of Mar. 2026. Gross margin is the ratio of total gross profit to net sales. View historical data on Stone One PCL and its competitors. This is 49% below median its historical median of 26.48. Over the past decade, Stone One PCL's Gross Margin % has ranged from 17.29 to 38.39. According to the industry distribution chart, Stone One PCL ranks #290 out of 396 companies in the Building Materials industry, placing it in the top 73.2%.
Is Stone One PCL's Gross Margin % too high?
Stone One PCL's current Gross Margin % of 13.57% is 49% below median its 10-year median of 26.48. Over the past 10 years, this metric has ranged from a low of 17.29 to a high of 38.39. The Building Materials industry median Gross Margin % is 26.19. Stone One PCL's value of 13.57% is 48.2% below this industry median. Based on the distribution chart, Stone One PCL ranks #290 out of 396 companies in the Building Materials industry, which is below the industry midpoint. 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 Gross Margin % compare to CRH and VMC?
According to the Building Materials industry distribution chart, Stone One PCL ranks #290 out of 396 companies for Gross Margin %. This places Stone One PCL in the lower half of its industry. The industry median Gross Margin % is 26.19. Stone One PCL's value of 13.57% is 48.2% below this benchmark. Historically, Stone One PCL's own Gross Margin % has ranged from 17.29 to 38.39 over the past decade. While the company's 10-year median is 26.48 vs. the industry median of 26.19, 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 Gross Margin % for a Building Materials company?
The median Gross Margin % among Building Materials companies is 26.19, based on 396 companies in the industry. Companies in the top quartile (top 25%) have a Gross Margin % significantly above this median, while those in the bottom quartile fall well below. However, Gross Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Stone One PCL's current Gross Margin % of 13.57% is 48.2% 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 Gross Margin % mean?
A high Gross Margin % can signal that a stock is expensive relative to its fundamentals. Gross margin is the ratio of total gross profit to net sales. View historical data on Stone One PCL and its competitors. For the Building Materials industry, the median Gross Margin % is 26.19 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Stone One PCL's current Gross Margin % is 13.57%, which is 49% below median its own 10-year median of 26.48. 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 Gross Margin % of 13.57%. The current Gross Margin % is 13.57%, which is 49% below median its 10-year median of 26.48 and 48.2% below the Building Materials industry median of 26.19. 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 Gross Margin % calculated?
Gross Margin % is calculated from a company's financial statements. For Stone One PCL (BKK:STX), the current Gross Margin % is 13.57% 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.
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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