Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
ArdentecROCO:3264 -3.33%68 OCF Margin % is 54.73% as of Dec. 2025, which is 21% above its 10-year median of 45.27. GuruFocus rates ROCO:3264 with a GF Score™ of 68/100 and a GF Value™ of NT$84.02 (Significantly Overvalued). The stock has 9 warning signs investors should review. Among 1,022 Semiconductors companies, Ardentec ranks better than 94.81% on this metric.
The historical rank and industry rank for Ardentec's OCF Margin % or its related term are showing as below:
ROCO:3264'
s OCF Margin % Range Over the Past 10 Years
Min: 40.75 Med: 45.27 Max: 49.87
Current: 40.75
During the past 13 years, the highest OCF Margin % of Ardentec was 49.87%. The lowest was 40.75%. And the median was 45.27%.
ROCO:3264's OCF Margin % is ranked better than 94.81% of 1022
companies
in the Semiconductors industry
Industry Median: 9.405
vs ROCO:3264: 40.75
Ardentec OCF Margin % Related Terms
Ardentec OCF Margin % Historical Data
* Premium members only.
The historical data trend for Ardentec's OCF 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:3264 vs NVDA, AVGO, MU: OCF Margin % Comparison
For the Semiconductors subindustry, Ardentec's OCF Margin %, along with its competitors' market caps and OCF 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.
Ardentec OCF Margin % vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Ardentec's OCF Margin % distribution charts can be found below:
* The bar in red indicates where Ardentec's OCF 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.
Ardentec (ROCO:3264) has a OCF Margin % of 54.73% as of Dec. 2025. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Ardentec and its competitors. This is 21% above median its historical median of 45.27. Over the past decade, Ardentec's OCF Margin % has ranged from 40.75 to 49.87. According to the industry distribution chart, Ardentec ranks #53 out of 1022 companies in the Semiconductors industry, placing it in the top 5.2%.
Is Ardentec's OCF Margin % too high?
Ardentec's current OCF Margin % of 54.73% is 21% above median its 10-year median of 45.27. Over the past 10 years, this metric has ranged from a low of 40.75 to a high of 49.87. The Semiconductors industry median OCF Margin % is 9.41. Ardentec's value of 54.73% is 481.9% above this industry median. Based on the distribution chart, Ardentec ranks #53 out of 1022 companies in the Semiconductors industry, which is in the top quartile — a strong position relative to peers. Overall, Ardentec has a GF Score™ of 68/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Ardentec's OCF Margin % compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, Ardentec ranks #53 out of 1022 companies for OCF Margin %. This places Ardentec in the top 5% of its industry — outperforming the majority of peers. The industry median OCF Margin % is 9.41. Ardentec's value of 54.73% is 481.9% above this benchmark. Historically, Ardentec's own OCF Margin % has ranged from 40.75 to 49.87 over the past decade. While the company's 10-year median is 45.27 vs. the industry median of 9.41, Ardentec 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 OCF Margin % for a Semiconductors company?
The median OCF Margin % among Semiconductors companies is 9.41, based on 1,022 companies in the industry. Companies in the top quartile (top 25%) have a OCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, OCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Ardentec's current OCF Margin % of 54.73% is 481.9% 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 OCF Margin % mean?
A high OCF Margin % can signal that a stock is expensive relative to its fundamentals. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Ardentec and its competitors. For the Semiconductors industry, the median OCF Margin % is 9.41 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Ardentec's current OCF Margin % is 54.73%, which is 21% above median its own 10-year median of 45.27. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Ardentec stock overvalued right now?
Based on GuruFocus' analysis, Ardentec (ROCO:3264) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$84.02, compared to a current price of NT$217.50 — trading 158.9% above its estimated fair value. The current OCF Margin % is 54.73%, which is 21% above median its 10-year median of 45.27 and 481.9% above the Semiconductors industry median of 9.41. Ardentec's overall GF Score™ is 68/100 with 9 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Margin % calculated?
OCF Margin % is calculated from a company's financial statements. For Ardentec (ROCO:3264), the current OCF Margin % is 54.73% 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 Ardentec (ROCO:3264) Overvalued in 2026?
Based on GuruFocus' analysis, Ardentec stock appears to be overvalued.
The current stock price of NT$217.50 is trading 158.9% above its estimated GF Value™ of NT$84.02.
GuruFocus considers Ardentec to be Significantly Overvalued.
Key valuation signals for ROCO:3264:
OCF Margin %: 54.73% (21% above median its 10-year median of 45.27)
GF Value™: NT$84.02 vs. price of NT$217.50 (158.9% above fair value)
Industry Position: 481.9% above the Semiconductors median (#53 of 1022)
No single metric tells the full story. See the ROCO:3264 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Ardentec Corp is engaged in provision of integrated circuit testing services. It provides semiconductor testing solutions in memory, logic, and mixed-signal ICs to integrated device manufacturers (IDMs), pure play wafer foundry companies, and fabless design companies. The company's operating revenue consists mainly of IC testing services. Geographically, it generates the maximum revenue from Taiwan, and the rest from America, Singapore, Europe, China and Others.
68GF Score
Get the complete analysis for ROCO:3264
OCF 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:3264 has been successfully added to your 
