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.
Welldone CoROCO:6170 -1.38%75 FCF Margin % is 21.84% as of Dec. 2025, which is 2596% above its 10-year median of 0.81. GuruFocus rates ROCO:6170 with a GF Score™ of 75/100 and a GF Value™ of NT$57.09 (Modestly Undervalued). The stock has 2 warning signs investors should review. Among 362 Telecommunication Services companies, Welldone Co ranks better than 50.83% on this metric.
FCF Margin % is calculated as Free Cash Flow divided by its Revenue. Welldone Co's Free Cash Flow for the
three
months ended in Dec. 2025 was NT$168 Mil. Welldone Co's Revenue for the
three
months ended in Dec. 2025 was NT$770 Mil. Therefore, Welldone Co's FCF Margin % for the quarter that ended in Dec. 2025 was 21.84%.
The historical rank and industry rank for Welldone Co's FCF Margin % or its related term are showing as below:
ROCO:6170'
s FCF Margin % Range Over the Past 10 Years
Min: -30.53 Med: 0.81 Max: 13.95
Current: 8.75
During the past 13 years, the highest FCF Margin % of Welldone Co was 13.95%. The lowest was -30.53%. And the median was 0.81%.
ROCO:6170's FCF Margin % is ranked better than 50.83% of 362
companies
in the Telecommunication Services industry
Industry Median: 8.44
vs ROCO:6170: 8.75
Welldone Co FCF Margin % Related Terms
Welldone Co FCF Margin % Historical Data
* Premium members only.
The historical data trend for Welldone Co'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.
For the Telecom Services subindustry, Welldone Co'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.
Welldone Co FCF Margin % vs Telecommunication Services Industry
For the Telecommunication Services industry and Communication Services sector, Welldone Co's FCF Margin % distribution charts can be found below:
* The bar in red indicates where Welldone Co'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.
Welldone Co (ROCO:6170) has a FCF Margin % of 21.84% as of Dec. 2025. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Welldone Co and its competitors. This is 2596% above median its historical median of 0.81. According to the industry distribution chart, Welldone Co ranks #178 out of 362 companies in the Telecommunication Services industry, placing it in the top 49.2%.
Is Welldone Co's FCF Margin % too high?
Welldone Co's current FCF Margin % of 21.84% is 2596% above median its 10-year median of 0.81. The Telecommunication Services industry median FCF Margin % is 8.44. Welldone Co's value of 21.84% is 158.8% above this industry median. Based on the distribution chart, Welldone Co ranks #178 out of 362 companies in the Telecommunication Services industry, which is above the industry midpoint. Overall, Welldone Co has a GF Score™ of 75/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Welldone Co's FCF Margin % compare to TMUS and VZ?
According to the Telecommunication Services industry distribution chart, Welldone Co ranks #178 out of 362 companies for FCF Margin %. This puts Welldone Co in the upper half of its industry. The industry median FCF Margin % is 8.44. Welldone Co's value of 21.84% is 158.8% above this benchmark. While the company's 10-year median is 0.81 vs. the industry median of 8.44, Welldone 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 FCF Margin % for a Telecommunication Services company?
The median FCF Margin % among Telecommunication Services companies is 8.44, based on 362 companies in the industry. Companies in the top quartile (top 25%) have a FCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, FCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Welldone Co's current FCF Margin % of 21.84% is 158.8% 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 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 Welldone Co and its competitors. For the Telecommunication Services industry, the median FCF Margin % is 8.44 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Welldone Co's current FCF Margin % is 21.84%, which is 2596% above median its own 10-year median of 0.81. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Welldone Co stock overvalued right now?
Based on GuruFocus' analysis, Welldone Co (ROCO:6170) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$57.09, compared to a current price of NT$46.55 — trading 18.5% below its estimated fair value. The current FCF Margin % is 21.84%, which is 2596% above median its 10-year median of 0.81 and 158.8% above the Telecommunication Services industry median of 8.44. Welldone Co's overall GF Score™ is 75/100 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 Welldone Co (ROCO:6170), the current FCF Margin % is 21.84% 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 Welldone Co (ROCO:6170) Overvalued in 2026?
Based on GuruFocus' analysis, Welldone Co stock appears to be undervalued.
The current stock price of NT$46.55 is trading 18.5% below its estimated GF Value™ of NT$57.09.
GuruFocus considers Welldone Co to be Modestly Undervalued.
Key valuation signals for ROCO:6170:
FCF Margin %: 21.84% (2596% above median its 10-year median of 0.81)
GF Value™: NT$57.09 vs. price of NT$46.55 (18.5% below fair value)
Industry Position: 158.8% above the Telecommunication Services median (#178 of 362)
No single metric tells the full story. See the ROCO:6170 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Welldone Co Ltd is engaged in the selling and distribution of OK prepaid SIM cards, telecommunication, foreign worker agency services, and remittance services for foreign workers.
75GF Score
Get the complete analysis for ROCO:6170
FCF 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:6170 has been successfully added to your 
