Power Master Energy Co (ROCO:6839) OCF Yield %: -19.11 (As of Jul. 08, 2026)


ROCO:6839 Power Master Energy Co Ltd ROCO:6839
64 GF Score
Price NT$12.50
GF Value NT$15.71
Valuation Modestly Undervalued
! 6 Warning Signs
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What is Power Master Energy Co OCF Yield %?

Power Master Energy Co ROCO:6839 64 OCF Yield % is -19.11 as of Jul. 08, 2026. GuruFocus rates ROCO:6839 with a GF Score™ of 64/100 and a GF Value™ of NT$15.71 (Modestly Undervalued). The stock has 6 warning signs investors should review. Among 1,027 Semiconductors companies, Power Master Energy Co ranks worse than 93.77% 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, Power Master Energy Co's Trailing 12-Month Cash Flow from Operations is NT$-199 Mil, and Market Cap is NT$1,016 Mil. Therefore, Power Master Energy Co's OCF Yield % for today is -19.11%.

The historical rank and industry rank for Power Master Energy Co's OCF Yield % or its related term are showing as below:

ROCO:6839' s OCF Yield % Range Over the Past 10 Years
Min: -32.57   Med: -5.52   Max: 25.38
Current: -19.11


During the past 8 years, the highest OCF Yield % of Power Master Energy Co was 25.38%. The lowest was -32.57%. And the median was -5.52%.

ROCO:6839's OCF Yield % is ranked worse than
93.77% of 1027 companies
in the Semiconductors industry
Industry Median: 1.35 vs ROCO:6839: -19.11

Power Master Energy Co's OCF Margin % for the quarter that ended in Dec. 2025 was %.


Power Master Energy Co 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.


Power Master Energy Co OCF Yield % Related Terms


Power Master Energy Co OCF Yield % Historical Data

* Premium members only.

The historical data trend for Power Master Energy Co'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.

Power Master Energy Co OCF Yield % Chart

Power Master Energy Co Annual Data
Trend Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
OCF Yield %
Get a 7-Day Free Trial 0.84 6.40 -21.75 -4.95 -17.87

Power Master Energy Co Semi-Annual Data
Dec18 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 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 -39.43 -26.50 28.45 -41.22 20.34

ROCO:6839 vs FSLR, NXT, ENPH: OCF Yield % Comparison

For the Solar subindustry, Power Master Energy Co'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.


Power Master Energy Co OCF Yield % vs Semiconductors Industry

For the Semiconductors industry and Technology sector, Power Master Energy Co's OCF Yield % distribution charts can be found below:

* The bar in red indicates where Power Master Energy Co's OCF Yield % falls into.


ROCO:6839
64GF Score
Power Master Energy Co Ltd ROCO:6839
OCF Yield % is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Power Master Energy Co 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.

Power Master Energy Co's OCF Yield % for the fiscal year that ended in Dec. 2025 is calculated as

OCF Yield %=Cash Flow from Operations / Market Cap
=-198.79 / 1112.3658
=-17.87%

Power Master Energy Co'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
=113.101 * 2 / 1112.3658
=20.34%

* 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 OCF Yield % →
What does a OCF Yield % of -19.11 mean?
Power Master Energy Co (ROCO:6839) has a OCF Yield % of -19.11 as of Jul. 08, 2026. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on Power Master Energy Co and its competitors. According to the industry distribution chart, Power Master Energy Co ranks #963 out of 1027 companies in the Semiconductors industry, placing it in the top 93.8%.
Is Power Master Energy Co's OCF Yield % too high?
Power Master Energy Co's current OCF Yield % is -19.11. Based on the distribution chart, Power Master Energy Co ranks #963 out of 1027 companies in the Semiconductors industry, which is in the bottom quartile relative to peers. Overall, Power Master Energy Co has a GF Score™ of 64/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Power Master Energy Co's OCF Yield % compare to FSLR and NXT?
According to the Semiconductors industry distribution chart, Power Master Energy Co ranks #963 out of 1027 companies for OCF Yield %. This places Power Master Energy Co in the lower half of its industry. The industry median OCF Yield % is 1.35. 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 Semiconductors company?
The median OCF Yield % among Semiconductors companies is 1.35, based on 1,027 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 Power Master Energy Co and its competitors. For the Semiconductors industry, the median OCF Yield % is 1.35 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Power Master Energy Co's current OCF Yield % is -19.11. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Power Master Energy Co stock overvalued right now?
Based on GuruFocus' analysis, Power Master Energy Co (ROCO:6839) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$15.71, compared to a current price of NT$12.50 — trading 20.4% below its estimated fair value. The current OCF Yield % is -19.11. Power Master Energy Co's overall GF Score™ is 64/100 with 6 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 Power Master Energy Co (ROCO:6839), the current OCF Yield % is -19.11 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 Power Master Energy Co (ROCO:6839) Overvalued in 2026?

Based on GuruFocus' analysis, Power Master Energy Co stock appears to be undervalued. The current stock price of NT$12.50 is trading 20.4% below its estimated GF Value™ of NT$15.71. GuruFocus considers Power Master Energy Co to be Modestly Undervalued.

Key valuation signals for ROCO:6839:

  • OCF Yield %: -19.11
  • GF Value™: NT$15.71 vs. price of NT$12.50 (20.4% below fair value)
  • GF Score™: 64/100 with 6 warning signs

No single metric tells the full story. See the ROCO:6839 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Power Master Energy Co Business Description

Address 3, Zhongzheng Road, 8th Floor, No. 651, Xinzhuang District, New Taipei City, TWN
Power Master Energy Co Ltd Formerly Power Master II Holdings Co Ltd is a professional solar power system provider in Taiwan. The business scope is divided into the four main axes of the solar power systems: Engineering Contract EPC, Power Plant Investment, Maintenance Operation Management, and Energy Storage System. It also develops solar photovoltaic components such as modules, brackets, and inverters.
64GF Score

Get the complete analysis for ROCO:6839

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

NT$12.50
Price
NT$15.71
GF Value