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This valuation method assumes that the stock valuation will revert to its historical (10-Year) median in terms of PS Ratio. The reason we use PS Ratio instead of PE Ratio or PB Ratio is because PS Ratio is independent of profit margin, and can be applied to a broader range of situations.
The historical rank and industry rank for Sincere Security's Median PS Value or its related term are showing as below:
ROCO:6721's Price-to-Median-PS-Value is not ranked *
in the Business Services industry.
Industry Median: 0.94 * Ranked among companies with meaningful Price-to-Median-PS-Value only.
Sincere Security (ROCO:6721) Median PS Value Explanation
This valuation method assumes that the stock valuation will revert to its historical (10-Year) mean in terms of PS Ratio. The reason we use PS Ratio instead of PE Ratio or PB Ratio
is because PS Ratio is independent of profit margin, and can be applied to a broader range of situations.
It also assumes that over time the profit margin is constant. If a company increases its profit margin to a sustainable level, this value might under-estimate its value. If it has permanent declined profit margins, this may over-estimate the company's value.
Sincere Security's Price to Median PS Value for today is calculated as
Price to Median PS Value
=
Share Price
/
Median PS Value
=
52.00
/
0.00
=
* 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.
Sincere Security Median PS Value Related Terms
Sincere Security Median PS Value Historical Data
* Premium members only.
The historical data trend for Sincere Security's Median PS Value 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.
ROCO:6721 vs CTAS, CPRT, GPN: Median PS Value Comparison
For the Specialty Business Services subindustry, Sincere Security's Price-to-Median-PS-Value, along with its competitors' market caps and Price-to-Median-PS-Value 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.
Sincere Security Price-to-Median-PS-Value vs Business Services Industry
For the Business Services industry and Industrials sector, Sincere Security's Price-to-Median-PS-Value distribution charts can be found below:
* The bar in red indicates where Sincere Security's Price-to-Median-PS-Value falls into.
10-Year Median PS Ratio is 0.
Sincere Security's Revenue per Share for the trailing twelve months (TTM) ended in Mar. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was NT$163.329.
* 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.
Sincere Security (ROCO:6721) has a Median PS Value of NT$0.00 as of Aug. 08, 2026. Median price-sales value is the stock value based on a company's 10-year median price-sales ratio, View historical data on Sincere Security and its competitors. According to the industry distribution chart, Sincere Security ranks #999999 out of 526 companies in the Business Services industry.
Is Sincere Security's Median PS Value too high?
Sincere Security's current Median PS Value is NT$0.00. Based on the distribution chart, Sincere Security ranks #999999 out of 526 companies in the Business Services industry, which is in the bottom quartile relative to peers. Overall, Sincere Security has a GF Score™ of 90/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Sincere Security's Median PS Value compare to CTAS and CPRT?
According to the Business Services industry distribution chart, Sincere Security ranks #999999 out of 526 companies for Median PS Value. This places Sincere Security in the lower half of its industry. The industry median Median PS Value is 0.94. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Median PS Value for a Business Services company?
The median Median PS Value among Business Services companies is 0.94, based on 526 companies in the industry. Companies in the top quartile (top 25%) have a Median PS Value significantly above this median, while those in the bottom quartile fall well below. However, Median PS Value 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 Median PS Value mean?
A high Median PS Value can signal that a stock is expensive relative to its fundamentals. Median price-sales value is the stock value based on a company's 10-year median price-sales ratio, View historical data on Sincere Security and its competitors. For the Business Services industry, the median Median PS Value is 0.94 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Sincere Security's current Median PS Value is NT$0.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sincere Security stock overvalued right now?
Based on GuruFocus' analysis, Sincere Security (ROCO:6721) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$67.55, compared to a current price of NT$52.00 — trading 23% below its estimated fair value. The current Median PS Value is NT$0.00. Sincere Security's overall GF Score™ is 90/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Median PS Value calculated?
Median PS Value is calculated from a company's financial statements. For Sincere Security (ROCO:6721), the current Median PS Value is NT$0.00 as of Aug. 08, 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 Sincere Security (ROCO:6721) Overvalued in 2026?
Based on GuruFocus' analysis, Sincere Security stock appears to be undervalued.
The current stock price of NT$52.00 is trading 23% below its estimated GF Value™ of NT$67.55.
GuruFocus considers Sincere Security to be Modestly Undervalued.
Key valuation signals for ROCO:6721:
Median PS Value: NT$0.00
GF Value™: NT$67.55 vs. price of NT$52.00 (23% below fair value)
No single metric tells the full story. See the ROCO:6721 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Sincere Security Corp Ltd is a Taiwan based company involved in property management, cleaning services, mechanical and electrical air-conditioning maintenance and security monitoring. It provides services at science parks, hypermarkets, commercial buildings, schools, golf courses, villas and residential areas, and government units.
90GF Score
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Median PS Value is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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