Castles Technology CoTPE:5258 -4.02%76 Net Margin % is 12.65% as of Dec. 2025, which is 125% above its 10-year median of 5.61. GuruFocus rates TPE:5258 with a GF Score™ of 76/100 and a GF Value™ of NT$92.50 (Significantly Undervalued). The stock has 5 warning signs investors should review. Among 3,039 Industrial Products companies, Castles Technology Co ranks better than 57.09% on this metric.
The historical rank and industry rank for Castles Technology Co's Net Margin % or its related term are showing as below:
TPE:5258'
s Net Margin % Range Over the Past 10 Years
Min: -16 Med: 5.61 Max: 11.18
Current: 5.91
TPE:5258's Net Margin % is ranked better than 57.09% of 3039
companies
in the Industrial Products industry
Industry Median: 4.54
vs TPE:5258: 5.91
Castles Technology Co (TPE:5258) 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.
Castles Technology Co Net Margin % Related Terms
Castles Technology Co Net Margin % Historical Data
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The historical data trend for Castles Technology Co'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.
Castles Technology Co Net Margin % Competitor Comparison
For the Business Equipment & Supplies subindustry, Castles Technology Co'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.
Castles Technology Co Net Margin % vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Castles Technology Co's Net Margin % distribution charts can be found below:
* The bar in red indicates where Castles Technology Co'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.
Castles Technology Co (TPE:5258) has a Net Margin % of 12.65% as of Dec. 2025. Net margin is the ratio of total net income to net sales. View historical data on Castles Technology Co and its competitors. This is 125% above median its historical median of 5.61. According to the industry distribution chart, Castles Technology Co ranks #1304 out of 3039 companies in the Industrial Products industry, placing it in the top 42.9%.
Is Castles Technology Co's Net Margin % too high?
Castles Technology Co's current Net Margin % of 12.65% is 125% above median its 10-year median of 5.61. The Industrial Products industry median Net Margin % is 4.54. Castles Technology Co's value of 12.65% is 178.6% above this industry median. Based on the distribution chart, Castles Technology Co ranks #1304 out of 3039 companies in the Industrial Products industry, which is above the industry midpoint. Overall, Castles Technology Co has a GF Score™ of 76/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Castles Technology Co's Net Margin % compare to competitors?
According to the Industrial Products industry distribution chart, Castles Technology Co ranks #1304 out of 3039 companies for Net Margin %. This puts Castles Technology Co in the upper half of its industry. The industry median Net Margin % is 4.54. Castles Technology Co's value of 12.65% is 178.6% above this benchmark. While the company's 10-year median is 5.61 vs. the industry median of 4.54, Castles Technology Co 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 Net Margin % for an Industrial Products company?
The median Net Margin % among Industrial Products companies is 4.54, based on 3,039 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. Castles Technology Co's current Net Margin % of 12.65% is 178.6% 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 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 Castles Technology Co and its competitors. For the Industrial Products industry, the median Net Margin % is 4.54 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Castles Technology Co's current Net Margin % is 12.65%, which is 125% above median its own 10-year median of 5.61. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Castles Technology Co stock overvalued right now?
Based on GuruFocus' analysis, Castles Technology Co (TPE:5258) is currently considered Significantly Undervalued. The stock's GF Value™ is NT$92.50, compared to a current price of NT$46.55 — trading 49.7% below its estimated fair value. The current Net Margin % is 12.65%, which is 125% above median its 10-year median of 5.61 and 178.6% above the Industrial Products industry median of 4.54. Castles Technology Co's overall GF Score™ is 76/100 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 Castles Technology Co (TPE:5258), the current Net Margin % is 12.65% as of Dec. 2025. 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 Castles Technology Co (TPE:5258) Overvalued in 2026?
Based on GuruFocus' analysis, Castles Technology Co stock appears to be undervalued.
The current stock price of NT$46.55 is trading 49.7% below its estimated GF Value™ of NT$92.50.
GuruFocus considers Castles Technology Co to be Significantly Undervalued.
Key valuation signals for TPE:5258:
Net Margin %: 12.65% (125% above median its 10-year median of 5.61)
GF Value™: NT$92.50 vs. price of NT$46.55 (49.7% below fair value)
Industry Position: 178.6% above the Industrial Products median (#1304 of 3039)
No single metric tells the full story. See the TPE:5258 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Castles Technology Co Ltd mainly operates in the purchase, sale, and lease of personal finance application products, electronic financial transaction terminals, electronic cash registers, and peripherals. Geographically, the company generates maximum revenue from Europe and the rest from the Americas and Asia (excluding Taiwan), and Taiwan.
76GF Score
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Net Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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