Win SemiconductorsROCO:3105 -8.42%60 Net Margin % is 11.62% as of Mar. 2026, which is 40% below its 10-year median of 19.44. GuruFocus rates ROCO:3105 with a GF Score™ of 60/100 and a GF Value™ of NT$169.48 (Significantly Overvalued). The stock has 2 warning signs investors should review. Among 1,021 Semiconductors companies, Win Semiconductors ranks better than 72.18% on this metric.
The historical rank and industry rank for Win Semiconductors's Net Margin % or its related term are showing as below:
ROCO:3105'
s Net Margin % Range Over the Past 10 Years
Min: -0.5 Med: 19.44 Max: 25.56
Current: 12.53
ROCO:3105's Net Margin % is ranked better than 72.18% of 1021
companies
in the Semiconductors industry
Industry Median: 4.17
vs ROCO:3105: 12.53
Win Semiconductors (ROCO:3105) 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.
Win Semiconductors Net Margin % Related Terms
Win Semiconductors Net Margin % Historical Data
* Premium members only.
The historical data trend for Win Semiconductors'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:3105 vs NVDA, AVGO, MU: Net Margin % Comparison
For the Semiconductors subindustry, Win Semiconductors'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.
Win Semiconductors Net Margin % vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Win Semiconductors's Net Margin % distribution charts can be found below:
* The bar in red indicates where Win Semiconductors'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.
Win Semiconductors (ROCO:3105) has a Net Margin % of 11.62% as of Mar. 2026. Net margin is the ratio of total net income to net sales. View historical data on Win Semiconductors and its competitors. This is 40% below median its historical median of 19.44. According to the industry distribution chart, Win Semiconductors ranks #284 out of 1021 companies in the Semiconductors industry, placing it in the top 27.8%.
Is Win Semiconductors' Net Margin % too high?
Win Semiconductors' current Net Margin % of 11.62% is 40% below median its 10-year median of 19.44. The Semiconductors industry median Net Margin % is 4.17. Win Semiconductors' value of 11.62% is 178.7% above this industry median. Based on the distribution chart, Win Semiconductors ranks #284 out of 1021 companies in the Semiconductors industry, which is above the industry midpoint. Overall, Win Semiconductors has a GF Score™ of 60/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Win Semiconductors' Net Margin % compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, Win Semiconductors ranks #284 out of 1021 companies for Net Margin %. This puts Win Semiconductors in the upper half of its industry. The industry median Net Margin % is 4.17. Win Semiconductors' value of 11.62% is 178.7% above this benchmark. While the company's 10-year median is 19.44 vs. the industry median of 4.17, Win Semiconductors 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 4.17, based on 1,021 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. Win Semiconductors's current Net Margin % of 11.62% is 178.7% 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 Win Semiconductors and its competitors. For the Semiconductors industry, the median Net Margin % is 4.17 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Win Semiconductors's current Net Margin % is 11.62%, which is 40% below median its own 10-year median of 19.44. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Win Semiconductors stock overvalued right now?
Based on GuruFocus' analysis, Win Semiconductors (ROCO:3105) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$169.48, compared to a current price of NT$424.00 — trading 150.2% above its estimated fair value. The current Net Margin % is 11.62%, which is 40% below median its 10-year median of 19.44 and 178.7% above the Semiconductors industry median of 4.17. Win Semiconductors' overall GF Score™ is 60/100 with 2 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 Win Semiconductors (ROCO:3105), the current Net Margin % is 11.62% 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.
Is Win Semiconductors (ROCO:3105) Overvalued in 2026?
Based on GuruFocus' analysis, Win Semiconductors stock appears to be overvalued.
The current stock price of NT$424.00 is trading 150.2% above its estimated GF Value™ of NT$169.48.
GuruFocus considers Win Semiconductors to be Significantly Overvalued.
Key valuation signals for ROCO:3105:
Net Margin %: 11.62% (40% below median its 10-year median of 19.44)
GF Value™: NT$169.48 vs. price of NT$424.00 (150.2% above fair value)
Industry Position: 178.7% above the Semiconductors median (#284 of 1021)
No single metric tells the full story. See the ROCO:3105 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Founded in 1999, Win Semiconductors is the largest foundry for nonsilicon-based semiconductor components, most notably gallium arsenide, or GaAs; gallium nitride, or GaN; and silicon carbide, or SiC. Win Semi wielded over 50% share in the GaAs foundry market in 2025, followed by Advanced Wireless Semiconductor and GCS Holdings. The company's headquarters, four factories, and most of its 3,500 employees are based in Taoyuan City, Taiwan. Its products are applied in mobile, Wi-Fi networks, cellular infrastructure (such as base stations), satellite communication, optical communication, and 3D sensing. The company also provides automated testing and inspection services.
60GF Score
Get the complete analysis for ROCO:3105
Net Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
ROCO:3105 has been successfully added to your 
