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.
EPS Bio TechnologyROCO:4183 70 Earnings Yield (Joel Greenblatt) % is -1.69% as of Jun. 2026. GuruFocus rates ROCO:4183 with a GF Score™ of 70/100 and a GF Value™ of NT$18.38 (Modestly Undervalued). The stock has 3 warning signs investors should review. Among 849 Medical Devices & Instruments companies, EPS Bio Technology ranks worse than 61.01% on this metric.
EPS Bio Technology's Enterprise Value for the quarter that ended in Jun. 2026 was NT$322.9 Mil.
EPS Bio Technology's EBIT for the trailing twelve months (TTM) ended in Jun. 2026 was NT$-5.5 Mil. EPS Bio Technology's Earnings Yield (Joel Greenblatt) for the quarter that ended in Jun. 2026 was -1.69%.
The historical rank and industry rank for EPS Bio Technology's Earnings Yield (Joel Greenblatt) % or its related term are showing as below:
ROCO:4183'
s Earnings Yield (Joel Greenblatt) % Range Over the Past 10 Years
Min: -6.03 Med: 6.99 Max: 14.53
Current: -1.72
During the past 13 years, the highest Earnings Yield (Joel Greenblatt) of EPS Bio Technology was 14.53%. The lowest was -6.03%. And the median was 6.99%.
ROCO:4183's Earnings Yield (Joel Greenblatt) % is ranked worse than 61.01% of 849
companies
in the Medical Devices & Instruments industry
Industry Median: 1.23
vs ROCO:4183: -1.72
Joel Greenblatt's definition of earnings yield has the same problems the regular earnings yield does. It does not consider the growth of the company. It only looks at one-year's business operation. For cyclical companies, the earnings yield is usually highest at the peak of the business cycle. But these earnings are rarely sustainable.
A better indicator of the attractiveness of an investment which takes growth into account is the Forward Rate of Return (Yacktman) %. EPS Bio Technology's Forward Rate of Return (Yacktman) % for the quarter that ended in Jun. 2026 was %. The Forward Rate of Return uses the normalized Free Cash Flow of the past five years, and considers growth. The forward rate of return can be thought of as the return that investors buying the stock today can expect from it in the future.
EPS Bio Technology (ROCO:4183) Earnings Yield (Joel Greenblatt) % Explanation
Joel Greenblatt defines the earnings yield using the above equation because it more accurately reflects the company's profitability relative to its stock price. Items like interest payment and tax etc. are not directly related to the company's operational profitability.
Enterprise Value instead of market cap (share price) is used in the calculation because it is the real price stock and bond investors together pay for the company.
Be Aware
Joel Greenblatt's definition of earnings yield has the same problems the regular earnings yield does. It does not consider the growth of the company. It only looks at one-year's business operation. For cyclical companies, the earnings yield is usually highest at the peak of the business cycle. But these earnings are rarely sustainable.
EPS Bio Technology Earnings Yield (Joel Greenblatt) % Related Terms
EPS Bio Technology Earnings Yield (Joel Greenblatt) % Historical Data
* Premium members only.
The historical data trend for EPS Bio Technology's Earnings Yield (Joel Greenblatt) % 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.
EPS Bio Technology Earnings Yield (Joel Greenblatt) % Chart
For the Medical Devices subindustry, EPS Bio Technology's Earnings Yield (Joel Greenblatt) %, along with its competitors' market caps and Earnings Yield (Joel Greenblatt) % 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.
EPS Bio Technology Earnings Yield (Joel Greenblatt) % vs Medical Devices & Instruments Industry
For the Medical Devices & Instruments industry and Healthcare sector, EPS Bio Technology's Earnings Yield (Joel Greenblatt) % distribution charts can be found below:
* The bar in red indicates where EPS Bio Technology's Earnings Yield (Joel Greenblatt) % falls into.
EPS Bio Technology Earnings Yield (Joel Greenblatt) % Calculation
In his book, The Little That Beat the Market, hedge fund manager Joel Greenblatt defines Earnings Yield as operating income divided by enterprise value.
EPS Bio Technologys Earnings Yield (Joel Greenblatt) for the fiscal year that ended in Dec. 2025 is calculated as
EPS Bio Technology's EBIT for the trailing twelve months (TTM) ended in Jun. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was NT$-5.5 Mil.
What does a Earnings Yield (Joel Greenblatt) % of -1.69% mean?
EPS Bio Technology (ROCO:4183) has a Earnings Yield (Joel Greenblatt) % of -1.69% as of Jun. 2026. Joel Greenblatt's earnings yield equals the ratio of earnings before interest and taxes to enterprise value. View historical data on EPS Bio Technology and its competitors. According to the industry distribution chart, EPS Bio Technology ranks #518 out of 849 companies in the Medical Devices & Instruments industry, placing it in the top 61%.
Is EPS Bio Technology's Earnings Yield (Joel Greenblatt) % too high?
EPS Bio Technology's current Earnings Yield (Joel Greenblatt) % is -1.69%. Based on the distribution chart, EPS Bio Technology ranks #518 out of 849 companies in the Medical Devices & Instruments industry, which is below the industry midpoint. Overall, EPS Bio Technology has a GF Score™ of 70/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does EPS Bio Technology's Earnings Yield (Joel Greenblatt) % compare to ABT and SYK?
According to the Medical Devices & Instruments industry distribution chart, EPS Bio Technology ranks #518 out of 849 companies for Earnings Yield (Joel Greenblatt) %. This places EPS Bio Technology in the lower half of its industry. The industry median Earnings Yield (Joel Greenblatt) % is 1.23. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Earnings Yield (Joel Greenblatt) % for a Medical Devices & Instruments company?
The median Earnings Yield (Joel Greenblatt) % among Medical Devices & Instruments companies is 1.23, based on 849 companies in the industry. Companies in the top quartile (top 25%) have a Earnings Yield (Joel Greenblatt) % significantly above this median, while those in the bottom quartile fall well below. However, Earnings Yield (Joel Greenblatt) % 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 Earnings Yield (Joel Greenblatt) % mean?
A high Earnings Yield (Joel Greenblatt) % can signal that a stock is expensive relative to its fundamentals. Joel Greenblatt's earnings yield equals the ratio of earnings before interest and taxes to enterprise value. View historical data on EPS Bio Technology and its competitors. For the Medical Devices & Instruments industry, the median Earnings Yield (Joel Greenblatt) % is 1.23 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. EPS Bio Technology's current Earnings Yield (Joel Greenblatt) % is -1.69%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is EPS Bio Technology stock overvalued right now?
Based on GuruFocus' analysis, EPS Bio Technology (ROCO:4183) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$18.38, compared to a current price of NT$13.65 — trading 25.7% below its estimated fair value. The current Earnings Yield (Joel Greenblatt) % is -1.69%. EPS Bio Technology's overall GF Score™ is 70/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Earnings Yield (Joel Greenblatt) % calculated?
Earnings Yield (Joel Greenblatt) % is calculated from a company's financial statements. For EPS Bio Technology (ROCO:4183), the current Earnings Yield (Joel Greenblatt) % is -1.69% as of Jun. 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 EPS Bio Technology (ROCO:4183) Overvalued in 2026?
Based on GuruFocus' analysis, EPS Bio Technology stock appears to be undervalued.
The current stock price of NT$13.65 is trading 25.7% below its estimated GF Value™ of NT$18.38.
GuruFocus considers EPS Bio Technology to be Modestly Undervalued.
Key valuation signals for ROCO:4183:
Earnings Yield (Joel Greenblatt) %: -1.69%
GF Value™: NT$18.38 vs. price of NT$13.65 (25.7% below fair value)
No single metric tells the full story. See the ROCO:4183 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
EPS Bio Technology Corp is a Taiwanese medical device company that develops, manufactures, and sells blood glucose monitoring systems and related diagnostic products. Its main offerings include blood glucose meters and test strips, along with a cirrhosis testing system. The company also engages in international trade and intellectual property activities tied to its diagnostic technologies. Its products are sold to healthcare providers, distributors, and end users for diabetes management and liver health assessment. EPS Bio Technology serves markets across Europe, the Middle East, and the United States, with Germany historically representing a significant share of revenue. The company generates revenue primarily through the sale of glucose meters and recurring test strip consumables, supported by distribution partnerships and international trade of its medical diagnostic products.
70GF Score
Get the complete analysis for ROCO:4183
Earnings Yield (Joel Greenblatt) % 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:4183 has been successfully added to your 
