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3S Silicon TechROCO:5297 -0.71%68 Net Margin % is 12.90% as of Dec. 2025, which is 116% above its 10-year median of 5.97. GuruFocus rates ROCO:5297 with a GF Score™ of 68/100 and a GF Value™ of NT$26.91 (Significantly Overvalued). The stock has 5 warning signs investors should review. Among 1,023 Semiconductors companies, 3S Silicon Tech ranks better than 50.93% on this metric.
Net margin is calculated as Net Income divided by its Revenue. 3S Silicon Tech's Net Income for the
six
months ended in Dec. 2025 was NT$24.6 Mil. 3S Silicon Tech's Revenue for the
six
months ended in Dec. 2025 was NT$190.9 Mil. Therefore, 3S Silicon Tech's net margin for the quarter that ended in Dec. 2025 was 12.90%.
The historical rank and industry rank for 3S Silicon Tech's Net Margin % or its related term are showing as below:
ROCO:5297'
s Net Margin % Range Over the Past 10 Years
Min: -1.99 Med: 5.97 Max: 13.13
Current: 4.56
ROCO:5297's Net Margin % is ranked better than 50.93% of 1023
companies
in the Semiconductors industry
Industry Median: 4.27
vs ROCO:5297: 4.56
3S Silicon Tech (ROCO:5297) 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.
3S Silicon Tech Net Margin % Related Terms
3S Silicon Tech Net Margin % Historical Data
* Premium members only.
The historical data trend for 3S Silicon Tech'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.
ROCO:5297 vs NVDA, AVGO, MU: Net Margin % Comparison
For the Semiconductors subindustry, 3S Silicon Tech'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.
3S Silicon Tech Net Margin % vs Semiconductors Industry
For the Semiconductors industry and Technology sector, 3S Silicon Tech's Net Margin % distribution charts can be found below:
* The bar in red indicates where 3S Silicon Tech'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.
3S Silicon Tech (ROCO:5297) has a Net Margin % of 12.90% as of Dec. 2025. Net margin is the ratio of total net income to net sales. View historical data on 3S Silicon Tech and its competitors. This is 116% above median its historical median of 5.97. According to the industry distribution chart, 3S Silicon Tech ranks #502 out of 1023 companies in the Semiconductors industry, placing it in the top 49.1%.
Is 3S Silicon Tech's Net Margin % too high?
3S Silicon Tech's current Net Margin % of 12.90% is 116% above median its 10-year median of 5.97. The Semiconductors industry median Net Margin % is 4.27. 3S Silicon Tech's value of 12.90% is 202.1% above this industry median. Based on the distribution chart, 3S Silicon Tech ranks #502 out of 1023 companies in the Semiconductors industry, which is above the industry midpoint. Overall, 3S Silicon Tech has a GF Score™ of 68/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does 3S Silicon Tech's Net Margin % compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, 3S Silicon Tech ranks #502 out of 1023 companies for Net Margin %. This puts 3S Silicon Tech in the upper half of its industry. The industry median Net Margin % is 4.27. 3S Silicon Tech's value of 12.90% is 202.1% above this benchmark. While the company's 10-year median is 5.97 vs. the industry median of 4.27, 3S Silicon Tech 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 a Semiconductors company?
The median Net Margin % among Semiconductors companies is 4.27, based on 1,023 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. 3S Silicon Tech's current Net Margin % of 12.90% is 202.1% 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 3S Silicon Tech and its competitors. For the Semiconductors industry, the median Net Margin % is 4.27 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. 3S Silicon Tech's current Net Margin % is 12.90%, which is 116% above median its own 10-year median of 5.97. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is 3S Silicon Tech stock overvalued right now?
Based on GuruFocus' analysis, 3S Silicon Tech (ROCO:5297) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$26.91, compared to a current price of NT$69.50 — trading 158.3% above its estimated fair value. The current Net Margin % is 12.90%, which is 116% above median its 10-year median of 5.97 and 202.1% above the Semiconductors industry median of 4.27. 3S Silicon Tech's overall GF Score™ is 68/100 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 3S Silicon Tech (ROCO:5297), the current Net Margin % is 12.90% 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 3S Silicon Tech (ROCO:5297) Overvalued in 2026?
Based on GuruFocus' analysis, 3S Silicon Tech stock appears to be overvalued.
The current stock price of NT$69.50 is trading 158.3% above its estimated GF Value™ of NT$26.91.
GuruFocus considers 3S Silicon Tech to be Significantly Overvalued.
Key valuation signals for ROCO:5297:
Net Margin %: 12.90% (116% above median its 10-year median of 5.97)
GF Value™: NT$26.91 vs. price of NT$69.50 (158.3% above fair value)
Industry Position: 202.1% above the Semiconductors median (#502 of 1023)
No single metric tells the full story. See the ROCO:5297 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
3S Silicon Tech Inc. is a Taiwan-based company that offers die bonding for discrete power devices. Its products include clip-die bonders for power devices, snap ovens, customized equipment, and an open lab platform. 3S also provides intelligent automatic assembly machine systems, focusing on the packaging technology of discrete power semiconductors, supported by solutions and services. The company's systems include die-attach machines, stencil printers, copper strip die bonders, vacuum reflow ovens, and formic acid vacuum reflow ovens.
68GF Score
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