Foci Fiber Optic Communications (ROCO:3363) OCF Yield %: -0.03 (As of Jul. 12, 2026)


ROCO:3363 Foci Fiber Optic Communications Inc ROCO:3363
74 GF Score
Price NT$608.00
GF Value NT$227.33
Valuation Significantly Overvalued
! 3 Warning Signs
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What is Foci Fiber Optic Communications OCF Yield %?

Foci Fiber Optic Communications ROCO:3363 74 OCF Yield % is -0.03 as of Jul. 12, 2026. GuruFocus rates ROCO:3363 with a GF Score™ of 74/100 and a GF Value™ of NT$227.33 (Significantly Overvalued). The stock has 3 warning signs investors should review. Among 2,499 Hardware companies, Foci Fiber Optic Communications ranks worse than 69.67% on this metric.

OCF Yield % is calculated as Cash Flow from Operations divided by Market Capitalization. It is a financial solvency ratio that compares the operating cash flow a company is expected to earn against its market value.

As of today, Foci Fiber Optic Communications's Trailing 12-Month Cash Flow from Operations is NT$-17 Mil, and Market Cap is NT$69,093 Mil. Therefore, Foci Fiber Optic Communications's OCF Yield % for today is -0.03%.

The historical rank and industry rank for Foci Fiber Optic Communications's OCF Yield % or its related term are showing as below:

ROCO:3363' s OCF Yield % Range Over the Past 10 Years
Min: -6.94   Med: 5.21   Max: 18.22
Current: -0.03


During the past 13 years, the highest OCF Yield % of Foci Fiber Optic Communications was 18.22%. The lowest was -6.94%. And the median was 5.21%.

ROCO:3363's OCF Yield % is ranked worse than
69.67% of 2499 companies
in the Hardware industry
Industry Median: 2.15 vs ROCO:3363: -0.03

Foci Fiber Optic Communications's OCF Margin % for the quarter that ended in Dec. 2025 was %.


Foci Fiber Optic Communications OCF Yield % Explanation

Similar to Earnings Yield %, OCF Yield % is financial solvency ratio. A lower ratio suggests a less attractive investment, indicating that investors might not receive substantial returns in proportion to their investment. Conversely, a high operating cash flow yield signals that a company generates sufficient cash to comfortably meet its debts, obligations, and dividend payments, making it a promising investment choice.


Foci Fiber Optic Communications OCF Yield % Related Terms


Foci Fiber Optic Communications OCF Yield % Historical Data

* Premium members only.

The historical data trend for Foci Fiber Optic Communications's OCF Yield % 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.

Foci Fiber Optic Communications OCF Yield % Chart

Foci Fiber Optic Communications Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
OCF Yield %
Get a 7-Day Free Trial Premium Member Only Premium Member Only 5.82 10.75 2.82 0.27 -0.04

Foci Fiber Optic Communications Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
OCF Yield % 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 -0.12 0.24 -1.08 -0.51 0.77

ROCO:3363 vs CSCO, CIEN, MSI: OCF Yield % Comparison

For the Communication Equipment subindustry, Foci Fiber Optic Communications's OCF Yield %, along with its competitors' market caps and OCF Yield % 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.


Foci Fiber Optic Communications OCF Yield % vs Hardware Industry

For the Hardware industry and Technology sector, Foci Fiber Optic Communications's OCF Yield % distribution charts can be found below:

* The bar in red indicates where Foci Fiber Optic Communications's OCF Yield % falls into.


ROCO:3363
74GF Score
Foci Fiber Optic Communications Inc ROCO:3363
OCF Yield % is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Foci Fiber Optic Communications OCF Yield % Calculation

OCF Yield % is a financial solvency ratio that compares the operating cash flow a company is expected to earn against its market value.

Foci Fiber Optic Communications's OCF Yield % for the fiscal year that ended in Dec. 2025 is calculated as

OCF Yield %=Cash Flow from Operations / Market Cap
=-17.452 / 47415.686152722
=-0.04%

Foci Fiber Optic Communications's annualized OCF Yield % for the quarter that ended in Dec. 2025 is calculated as

OCF Yield %=Cash Flow from Operations * Annualized Factor / Market Cap
=90.913 * 4 / 47415.686152722
=0.77%

* 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 OCF Yield % →
What does a OCF Yield % of -0.03 mean?
Foci Fiber Optic Communications (ROCO:3363) has a OCF Yield % of -0.03 as of Jul. 12, 2026. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on Foci Fiber Optic Communications and its competitors. According to the industry distribution chart, Foci Fiber Optic Communications ranks #1741 out of 2499 companies in the Hardware industry, placing it in the top 69.7%.
Is Foci Fiber Optic Communications' OCF Yield % too high?
Foci Fiber Optic Communications' current OCF Yield % is -0.03. Based on the distribution chart, Foci Fiber Optic Communications ranks #1741 out of 2499 companies in the Hardware industry, which is below the industry midpoint. Overall, Foci Fiber Optic Communications has a GF Score™ of 74/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Foci Fiber Optic Communications' OCF Yield % compare to CSCO and CIEN?
According to the Hardware industry distribution chart, Foci Fiber Optic Communications ranks #1741 out of 2499 companies for OCF Yield %. This places Foci Fiber Optic Communications in the lower half of its industry. The industry median OCF Yield % is 2.15. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good OCF Yield % for a Hardware company?
The median OCF Yield % among Hardware companies is 2.15, based on 2,499 companies in the industry. Companies in the top quartile (top 25%) have a OCF Yield % significantly above this median, while those in the bottom quartile fall well below. However, OCF Yield % 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 OCF Yield % mean?
A high OCF Yield % can signal that a stock is expensive relative to its fundamentals. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on Foci Fiber Optic Communications and its competitors. For the Hardware industry, the median OCF Yield % is 2.15 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Foci Fiber Optic Communications's current OCF Yield % is -0.03. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Foci Fiber Optic Communications stock overvalued right now?
Based on GuruFocus' analysis, Foci Fiber Optic Communications (ROCO:3363) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$227.33, compared to a current price of NT$608.00 — trading 167.5% above its estimated fair value. The current OCF Yield % is -0.03. Foci Fiber Optic Communications' overall GF Score™ is 74/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Yield % calculated?
OCF Yield % is calculated from a company's financial statements. For Foci Fiber Optic Communications (ROCO:3363), the current OCF Yield % is -0.03 as of Jul. 12, 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 Foci Fiber Optic Communications (ROCO:3363) Overvalued in 2026?

Based on GuruFocus' analysis, Foci Fiber Optic Communications stock appears to be overvalued. The current stock price of NT$608.00 is trading 167.5% above its estimated GF Value™ of NT$227.33. GuruFocus considers Foci Fiber Optic Communications to be Significantly Overvalued.

Key valuation signals for ROCO:3363:

  • OCF Yield %: -0.03
  • GF Value™: NT$227.33 vs. price of NT$608.00 (167.5% above fair value)
  • GF Score™: 74/100 with 3 warning signs

No single metric tells the full story. See the ROCO:3363 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Foci Fiber Optic Communications Business Description

Address No. 18, Prosperity 2nd Road, Science Industrial Park, Hsinchu, TWN, 300
Foci Fiber Optic Communications Inc is engaged in the research, manufacture and sales of various passive fiber optical components, fiber optic test equipment, fiber optics application system and plan, design, consulting and technology services of system integration of the aforementioned products. Its products include interconnector series, isolators, couplers, splitters, attenuators, WDM devices, and filter devices, among others. Geographically, it generates the majority of its revenue from America.
74GF Score

Get the complete analysis for ROCO:3363

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

NT$608.00
Price
NT$227.33
GF Value