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.
Ta-Yuan Cogeneration CoROCO:8931 79 OCF Yield % is 12.74 as of Jul. 17, 2026, which is 39% above its 10-year median of 9.18. GuruFocus rates ROCO:8931 with a GF Score™ of 79/100 and a GF Value™ of NT$47.23 (Modestly Undervalued). The stock has 8 warning signs investors should review. Among 507 Utilities - Regulated companies, Ta-Yuan Cogeneration Co ranks better than 52.07% 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.
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.
Ta-Yuan Cogeneration Co OCF Yield % Related Terms
Ta-Yuan Cogeneration Co OCF Yield % Historical Data
* 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 Utilities - Regulated Electric subindustry, Ta-Yuan Cogeneration 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.
Ta-Yuan Cogeneration Co OCF Yield % vs Utilities - Regulated Industry
For the Utilities - Regulated industry and Utilities sector, Ta-Yuan Cogeneration Co's OCF Yield % distribution charts can be found below:
* The bar in red indicates where Ta-Yuan Cogeneration Co's OCF Yield % 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.
Ta-Yuan Cogeneration Co (ROCO:8931) has a OCF Yield % of 12.74 as of Jul. 17, 2026. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on Ta-Yuan Cogeneration Co and its competitors. This is 39% above median its historical median of 9.18. According to the industry distribution chart, Ta-Yuan Cogeneration Co ranks #243 out of 507 companies in the Utilities - Regulated industry, placing it in the top 47.9%.
Is Ta-Yuan Cogeneration Co's OCF Yield % too high?
Ta-Yuan Cogeneration Co's current OCF Yield % of 12.74 is 39% above median its 10-year median of 9.18. The Utilities - Regulated industry median OCF Yield % is 11.91. Ta-Yuan Cogeneration Co's value of 12.74 is 7% above this industry median. Based on the distribution chart, Ta-Yuan Cogeneration Co ranks #243 out of 507 companies in the Utilities - Regulated industry, which is above the industry midpoint. Overall, Ta-Yuan Cogeneration Co has a GF Score™ of 79/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Ta-Yuan Cogeneration Co's OCF Yield % compare to NEE and SO?
According to the Utilities - Regulated industry distribution chart, Ta-Yuan Cogeneration Co ranks #243 out of 507 companies for OCF Yield %. This puts Ta-Yuan Cogeneration Co in the upper half of its industry. The industry median OCF Yield % is 11.91. Ta-Yuan Cogeneration Co's value of 12.74 is 7% above this benchmark. While the company's 10-year median is 9.18 vs. the industry median of 11.91, Ta-Yuan Cogeneration 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 OCF Yield % for an Utilities - Regulated company?
The median OCF Yield % among Utilities - Regulated companies is 11.91, based on 507 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. Ta-Yuan Cogeneration Co's current OCF Yield % of 12.74 is 7% 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 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 Ta-Yuan Cogeneration Co and its competitors. For the Utilities - Regulated industry, the median OCF Yield % is 11.91 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Ta-Yuan Cogeneration Co's current OCF Yield % is 12.74, which is 39% above median its own 10-year median of 9.18. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Ta-Yuan Cogeneration Co stock overvalued right now?
Based on GuruFocus' analysis, Ta-Yuan Cogeneration Co (ROCO:8931) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$47.23, compared to a current price of NT$42.35 — trading 10.3% below its estimated fair value. The current OCF Yield % is 12.74, which is 39% above median its 10-year median of 9.18 and 7% above the Utilities - Regulated industry median of 11.91. Ta-Yuan Cogeneration Co's overall GF Score™ is 79/100 with 8 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 Ta-Yuan Cogeneration Co (ROCO:8931), the current OCF Yield % is 12.74 as of Jul. 17, 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 Ta-Yuan Cogeneration Co (ROCO:8931) Overvalued in 2026?
Based on GuruFocus' analysis, Ta-Yuan Cogeneration Co stock appears to be undervalued.
The current stock price of NT$42.35 is trading 10.3% below its estimated GF Value™ of NT$47.23.
GuruFocus considers Ta-Yuan Cogeneration Co to be Modestly Undervalued.
Key valuation signals for ROCO:8931:
OCF Yield %: 12.74 (39% above median its 10-year median of 9.18)
GF Value™: NT$47.23 vs. price of NT$42.35 (10.3% below fair value)
Industry Position: 7% above the Utilities - Regulated median (#243 of 507)
No single metric tells the full story. See the ROCO:8931 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Ta-Yuan Cogeneration Co Ltd engages mainly in operating the cogeneration business, operating and repairing equipment, processing waste disposal, managing incinerators, and processing refuse-derived fuel. It is involved in the operation, management, and maintenance of cogeneration plants, as well as waste disposal and incinerator management. Through the development of cogeneration, the company focuses on supplying power to industrial areas and balancing peak and off-peak electricity demand. The company's reportable segments are: Plant of Cogeneration, which generates the maximum revenue, and Plant of Renewable Energy. Geographically, it operates only in Taiwan.
79GF Score
Get the complete analysis for ROCO:8931
OCF Yield % 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:8931 has been successfully added to your 
