United Fiber Optic Communication (ROCO:4903) FCF Margin %: -7.34% (As of Dec. 2025)


ROCO:4903 United Fiber Optic Communication Inc ROCO:4903
55 GF Score
Price NT$39.20
GF Value NT$39.58
Valuation Fairly Valued
! 2 Warning Signs
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What is United Fiber Optic Communication FCF Margin %?

United Fiber Optic Communication ROCO:4903 -3.69% 55 FCF Margin % is -7.34% as of Dec. 2025. GuruFocus rates ROCO:4903 with a GF Score™ of 55/100 and a GF Value™ of NT$39.58 (Fairly Valued). The stock has 2 warning signs investors should review. Among 2,477 Hardware companies, United Fiber Optic Communication ranks better than 74.44% on this metric.

FCF Margin % is calculated as Free Cash Flow divided by its Revenue. United Fiber Optic Communication's Free Cash Flow for the three months ended in Dec. 2025 was NT$-24 Mil. United Fiber Optic Communication's Revenue for the three months ended in Dec. 2025 was NT$324 Mil. Therefore, United Fiber Optic Communication's FCF Margin % for the quarter that ended in Dec. 2025 was -7.34%.

As of today, United Fiber Optic Communication's current FCF Yield % is 2.36%.

The historical rank and industry rank for United Fiber Optic Communication's FCF Margin % or its related term are showing as below:

ROCO:4903' s FCF Margin % Range Over the Past 10 Years
Min: -25.5   Med: -4.49   Max: 25.49
Current: 7.21


During the past 13 years, the highest FCF Margin % of United Fiber Optic Communication was 25.49%. The lowest was -25.50%. And the median was -4.49%.

ROCO:4903's FCF Margin % is ranked better than
74.44% of 2477 companies
in the Hardware industry
Industry Median: 0.63 vs ROCO:4903: 7.21


United Fiber Optic Communication FCF Margin % Related Terms


United Fiber Optic Communication FCF Margin % Historical Data

* Premium members only.

The historical data trend for United Fiber Optic Communication'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.

United Fiber Optic Communication FCF Margin % Chart

United Fiber Optic Communication Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
FCF Margin %
Get a 7-Day Free Trial Premium Member Only Premium Member Only -4.80 2.88 -13.81 -4.17 7.05

United Fiber Optic Communication Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
FCF Margin % Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only -25.64 -41.47 24.58 24.49 -7.34

ROCO:4903 vs CSCO, CIEN, MSI: FCF Margin % Comparison

For the Communication Equipment subindustry, United Fiber Optic Communication'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.


United Fiber Optic Communication FCF Margin % vs Hardware Industry

For the Hardware industry and Technology sector, United Fiber Optic Communication's FCF Margin % distribution charts can be found below:

* The bar in red indicates where United Fiber Optic Communication's FCF Margin % falls into.


ROCO:4903
55GF Score
United Fiber Optic Communication Inc ROCO:4903
FCF Margin % is just one metric. See GF Score™, valuation, warning signs, and more.
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United Fiber Optic Communication FCF Margin % Calculation

FCF margin is the ratio of Free Cash Flow divided by net sales or Revenue, usually presented in percent.

United Fiber Optic Communication's FCF Margin for the fiscal year that ended in Dec. 2025 is calculated as

FCF Margin=Free Cash Flow (A: Dec. 2025 )/Revenue (A: Dec. 2025 )
=95.291/1351.435
=7.05 %

United Fiber Optic Communication's FCF Margin for the quarter that ended in Dec. 2025 is calculated as

FCF Margin=Free Cash Flow (Q: Dec. 2025 )/Revenue (Q: Dec. 2025 )
=-23.776/324.132
=-7.34 %

* 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.

Frequently Asked Questions Learn more about FCF Margin % →
What does a FCF Margin % of -7.34% mean?
United Fiber Optic Communication (ROCO:4903) has a FCF Margin % of -7.34% as of Dec. 2025. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on United Fiber Optic Communication and its competitors. According to the industry distribution chart, United Fiber Optic Communication ranks #633 out of 2477 companies in the Hardware industry, placing it in the top 25.6%.
Is United Fiber Optic Communication's FCF Margin % too high?
United Fiber Optic Communication's current FCF Margin % is -7.34%. Based on the distribution chart, United Fiber Optic Communication ranks #633 out of 2477 companies in the Hardware industry, which is above the industry midpoint. Overall, United Fiber Optic Communication has a GF Score™ of 55/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does United Fiber Optic Communication's FCF Margin % compare to CSCO and CIEN?
According to the Hardware industry distribution chart, United Fiber Optic Communication ranks #633 out of 2477 companies for FCF Margin %. This puts United Fiber Optic Communication in the upper half of its industry. The industry median FCF Margin % is 0.63. 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 Hardware company?
The median FCF Margin % among Hardware companies is 0.63, based on 2,477 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. 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 United Fiber Optic Communication and its competitors. For the Hardware industry, the median FCF Margin % is 0.63 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. United Fiber Optic Communication's current FCF Margin % is -7.34%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is United Fiber Optic Communication stock overvalued right now?
Based on GuruFocus' analysis, United Fiber Optic Communication (ROCO:4903) is currently considered Fairly Valued. The stock's GF Value™ is NT$39.58, compared to a current price of NT$39.20 — trading 1% below its estimated fair value. The current FCF Margin % is -7.34%. United Fiber Optic Communication's overall GF Score™ is 55/100 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 United Fiber Optic Communication (ROCO:4903), the current FCF Margin % is -7.34% 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 United Fiber Optic Communication (ROCO:4903) Overvalued in 2026?

Based on GuruFocus' analysis, United Fiber Optic Communication stock appears to be undervalued. The current stock price of NT$39.20 is trading 1% below its estimated GF Value™ of NT$39.58. GuruFocus considers United Fiber Optic Communication to be Fairly Valued.

Key valuation signals for ROCO:4903:

  • FCF Margin %: -7.34%
  • GF Value™: NT$39.58 vs. price of NT$39.20 (1% below fair value)
  • GF Score™: 55/100 with 2 warning signs

No single metric tells the full story. See the ROCO:4903 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


United Fiber Optic Communication Business Description

Address No. 12, Creation Road IV, Science-Based Industrial Park, Hsinchu, TWN
United Fiber Optic Communication Inc manufactures and distributes optical fiber cables and transmission equipment. The company mainly engages in exporting and importing products as well as providing services regarding fiber optic cables, related materials and accessories, transmission equipment, dense wavelength division multiplex (DWDM), repeaters, panels and boxes, and preforms, related communications equipment and network workstation systems, FDDI network equipment, optical Cable TV transmitters and receivers, FM PSK multi-band video transmission series, broadband data transmission, and network management systems.
55GF Score

Get the complete analysis for ROCO:4903

FCF Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

NT$39.20
Price
NT$39.58
GF Value