Fulltech Fiber Glass (ROCO:1815) OCF Yield %: 1.17 (As of Jul. 08, 2026) — 86% Below Median


ROCO:1815 Fulltech Fiber Glass Corp ROCO:1815
59 GF Score
Price NT$96.50
GF Value NT$35.94
Valuation Significantly Overvalued
! 1 Warning Sign
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What is Fulltech Fiber Glass OCF Yield %?

Fulltech Fiber Glass ROCO:1815 -3.02% 59 OCF Yield % is 1.17 as of Jul. 08, 2026, which is 86% below its 10-year median of 8.58. GuruFocus rates ROCO:1815 with a GF Score™ of 59/100 and a GF Value™ of NT$35.94 (Significantly Overvalued). The stock has 1 warning sign investors should review. Among 2,492 Hardware companies, Fulltech Fiber Glass ranks worse than 58.19% 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, Fulltech Fiber Glass's Trailing 12-Month Cash Flow from Operations is NT$695 Mil, and Market Cap is NT$56,499 Mil. Therefore, Fulltech Fiber Glass's OCF Yield % for today is 1.17%.

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

ROCO:1815' s OCF Yield % Range Over the Past 10 Years
Min: -2.13   Med: 8.58   Max: 34.39
Current: 1.17


During the past 13 years, the highest OCF Yield % of Fulltech Fiber Glass was 34.39%. The lowest was -2.13%. And the median was 8.58%.

ROCO:1815's OCF Yield % is ranked worse than
58.19% of 2492 companies
in the Hardware industry
Industry Median: 2.105 vs ROCO:1815: 1.17

Fulltech Fiber Glass's OCF Margin % for the quarter that ended in Dec. 2025 was %.


Fulltech Fiber Glass 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.


Fulltech Fiber Glass OCF Yield % Related Terms


Fulltech Fiber Glass OCF Yield % Historical Data

* Premium members only.

The historical data trend for Fulltech Fiber Glass'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.

Fulltech Fiber Glass OCF Yield % Chart

Fulltech Fiber Glass 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 15.77 29.87 -1.85 1.94 1.27

Fulltech Fiber Glass 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 4.98 0.45 4.40 2.19 2.06

ROCO:1815 vs APH, GLW: OCF Yield % Comparison

For the Electronic Components subindustry, Fulltech Fiber Glass'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.


Fulltech Fiber Glass OCF Yield % vs Hardware Industry

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

* The bar in red indicates where Fulltech Fiber Glass's OCF Yield % falls into.


ROCO:1815
59GF Score
Fulltech Fiber Glass Corp ROCO:1815
OCF Yield % is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Fulltech Fiber Glass 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.

Fulltech Fiber Glass's OCF Yield % for the fiscal year that ended in Dec. 2025 is calculated as

OCF Yield %=Cash Flow from Operations / Market Cap
=694.714 / 54777.6768
=1.27%

Fulltech Fiber Glass'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
=282.614 * 4 / 54777.6768
=2.06%

* 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 1.17 mean?
Fulltech Fiber Glass (ROCO:1815) has a OCF Yield % of 1.17 as of Jul. 08, 2026. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on Fulltech Fiber Glass and its competitors. This is 86% below median its historical median of 8.58. According to the industry distribution chart, Fulltech Fiber Glass ranks #1450 out of 2492 companies in the Hardware industry, placing it in the top 58.2%.
Is Fulltech Fiber Glass' OCF Yield % too high?
Fulltech Fiber Glass' current OCF Yield % of 1.17 is 86% below median its 10-year median of 8.58. The Hardware industry median OCF Yield % is 2.11. Fulltech Fiber Glass' value of 1.17 is 44.4% below this industry median. Based on the distribution chart, Fulltech Fiber Glass ranks #1450 out of 2492 companies in the Hardware industry, which is below the industry midpoint. Overall, Fulltech Fiber Glass has a GF Score™ of 59/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Fulltech Fiber Glass' OCF Yield % compare to APH and GLW?
According to the Hardware industry distribution chart, Fulltech Fiber Glass ranks #1450 out of 2492 companies for OCF Yield %. This places Fulltech Fiber Glass in the lower half of its industry. The industry median OCF Yield % is 2.11. Fulltech Fiber Glass' value of 1.17 is 44.4% below this benchmark. While the company's 10-year median is 8.58 vs. the industry median of 2.11, Fulltech Fiber Glass has consistently been below 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 Yield % for a Hardware company?
The median OCF Yield % among Hardware companies is 2.11, based on 2,492 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. Fulltech Fiber Glass's current OCF Yield % of 1.17 is 44.4% below 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 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 Fulltech Fiber Glass and its competitors. For the Hardware industry, the median OCF Yield % is 2.11 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Fulltech Fiber Glass's current OCF Yield % is 1.17, which is 86% below median its own 10-year median of 8.58. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Fulltech Fiber Glass stock overvalued right now?
Based on GuruFocus' analysis, Fulltech Fiber Glass (ROCO:1815) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$35.94, compared to a current price of NT$96.50 — trading 168.5% above its estimated fair value. The current OCF Yield % is 1.17, which is 86% below median its 10-year median of 8.58 and 44.4% below the Hardware industry median of 2.11. Fulltech Fiber Glass' overall GF Score™ is 59/100 with 1 warning sign 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 Fulltech Fiber Glass (ROCO:1815), the current OCF Yield % is 1.17 as of Jul. 08, 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 Fulltech Fiber Glass (ROCO:1815) Overvalued in 2026?

Based on GuruFocus' analysis, Fulltech Fiber Glass stock appears to be overvalued. The current stock price of NT$96.50 is trading 168.5% above its estimated GF Value™ of NT$35.94. GuruFocus considers Fulltech Fiber Glass to be Significantly Overvalued.

Key valuation signals for ROCO:1815:

  • OCF Yield %: 1.17 (86% below median its 10-year median of 8.58)
  • GF Value™: NT$35.94 vs. price of NT$96.50 (168.5% above fair value)
  • GF Score™: 59/100 with 1 warning sign
  • Industry Position: 44.4% below the Hardware median (#1450 of 2492)

No single metric tells the full story. See the ROCO:1815 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Fulltech Fiber Glass Business Description

Address No. 8, Dougong 16th Road, Yunlin County, Douliu, TWN
Fulltech Fiber Glass Corp is engaged in producing and selling fiberglass yarn and fiberglass fabric, which are the main upstream materials for Printed Circuit Boards. The reportable segments of the company are the Fiberglass Yarn and the Fiberglass Fabric segment. Geographically, the company generates a majority of its revenue from Taiwan and the rest from China.
59GF Score

Get the complete analysis for ROCO:1815

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

NT$96.50
Price
NT$35.94
GF Value