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Zen VoceROCO:3581 -6.48%56 FCF Margin % is 3.60% as of Dec. 2025, which is 12% above its 10-year median of 3.22. GuruFocus rates ROCO:3581 with a GF Score™ of 56/100 and a GF Value™ of NT$38.01 (Significantly Overvalued). The stock has 2 warning signs investors should review. Among 1,022 Semiconductors companies, Zen Voce ranks worse than 52.15% on this metric.
FCF Margin % is calculated as Free Cash Flow divided by its Revenue. Zen Voce's Free Cash Flow for the
three
months ended in Dec. 2025 was NT$18 Mil. Zen Voce's Revenue for the
three
months ended in Dec. 2025 was NT$500 Mil. Therefore, Zen Voce's FCF Margin % for the quarter that ended in Dec. 2025 was 3.60%.
The historical rank and industry rank for Zen Voce's FCF Margin % or its related term are showing as below:
ROCO:3581'
s FCF Margin % Range Over the Past 10 Years
Min: -8.16 Med: 3.22 Max: 7.01
Current: -1.82
During the past 13 years, the highest FCF Margin % of Zen Voce was 7.01%. The lowest was -8.16%. And the median was 3.22%.
ROCO:3581's FCF Margin % is ranked worse than 52.15% of 1022
companies
in the Semiconductors industry
Industry Median: -0.855
vs ROCO:3581: -1.82
Zen Voce FCF Margin % Related Terms
Zen Voce FCF Margin % Historical Data
* Premium members only.
The historical data trend for Zen Voce's FCF 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:3581 vs NVDA, AVGO, MU: FCF Margin % Comparison
For the Semiconductors subindustry, Zen Voce's FCF Margin %, along with its competitors' market caps and FCF 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.
Zen Voce FCF Margin % vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Zen Voce's FCF Margin % distribution charts can be found below:
* The bar in red indicates where Zen Voce's FCF 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.
Zen Voce (ROCO:3581) has a FCF Margin % of 3.60% as of Dec. 2025. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Zen Voce and its competitors. This is 12% above median its historical median of 3.22. According to the industry distribution chart, Zen Voce ranks #533 out of 1022 companies in the Semiconductors industry, placing it in the top 52.2%.
Is Zen Voce's FCF Margin % too high?
Zen Voce's current FCF Margin % of 3.60% is 12% above median its 10-year median of 3.22. Based on the distribution chart, Zen Voce ranks #533 out of 1022 companies in the Semiconductors industry, which is below the industry midpoint. Overall, Zen Voce has a GF Score™ of 56/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Zen Voce's FCF Margin % compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, Zen Voce ranks #533 out of 1022 companies for FCF Margin %. This places Zen Voce in the lower half of its industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good FCF Margin % for a Semiconductors company?
A good FCF Margin % depends on the Semiconductors industry context. However, FCF Margin % 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 FCF Margin % mean?
A high FCF Margin % can signal that a stock is expensive relative to its fundamentals. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Zen Voce and its competitors. Zen Voce's current FCF Margin % is 3.60%, which is 12% above median its own 10-year median of 3.22. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Zen Voce stock overvalued right now?
Based on GuruFocus' analysis, Zen Voce (ROCO:3581) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$38.01, compared to a current price of NT$115.50 — trading 203.9% above its estimated fair value. The current FCF Margin % is 3.60%, which is 12% above median its 10-year median of 3.22. Zen Voce's overall GF Score™ is 56/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is FCF Margin % calculated?
FCF Margin % is calculated from a company's financial statements. For Zen Voce (ROCO:3581), the current FCF Margin % is 3.60% 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 Zen Voce (ROCO:3581) Overvalued in 2026?
Based on GuruFocus' analysis, Zen Voce stock appears to be overvalued.
The current stock price of NT$115.50 is trading 203.9% above its estimated GF Value™ of NT$38.01.
GuruFocus considers Zen Voce to be Significantly Overvalued.
Key valuation signals for ROCO:3581:
FCF Margin %: 3.60% (12% above median its 10-year median of 3.22)
GF Value™: NT$38.01 vs. price of NT$115.50 (203.9% above fair value)
No single metric tells the full story. See the ROCO:3581 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Zen Voce Corp is a Taiwan based company engaged in the business of providing semiconductor, optoelectronics and MEMS and LCD's equipment. It offers equipment products which include IC packaging machine design and manufacture of bumping, wafer cutting machine and cleaning machine design and manufacturing, and board cutting machine and cleaning machine design and manufacturing. The test products provided by the company includes Wafer test probe card PCB design and manufacturing, IC test HIFIX and CHANG KIT design and manufacturing, SOCKET IC design and manufacturing test, Acting IC HANDLER, and Acting SOCKET IC burn-in test.
56GF Score
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FCF Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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