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.
Environmental Control Center CoTSE:4657 -0.21%67 Earnings Yield (Joel Greenblatt) % is 2.74% as of Mar. 2026, which is 21% below its 10-year median of 3.47. GuruFocus rates TSE:4657 with a GF Score™ of 67/100 and a GF Value™ of 円474.94 (Fairly Valued). The stock has 5 warning signs investors should review. Among 251 Waste Management companies, Environmental Control Center Co ranks better than 74.9% on this metric.
Environmental Control Center Co's Enterprise Value for the quarter that ended in Mar. 2026 was 円3,806 Mil.
Environmental Control Center Co's EBIT for the trailing twelve months (TTM) ended in Mar. 2026 was 円271 Mil. Environmental Control Center Co's Earnings Yield (Joel Greenblatt) for the quarter that ended in Mar. 2026 was 2.74%.
The historical rank and industry rank for Environmental Control Center Co's Earnings Yield (Joel Greenblatt) % or its related term are showing as below:
TSE:4657'
s Earnings Yield (Joel Greenblatt) % Range Over the Past 10 Years
Min: -4.5 Med: 3.47 Max: 20.51
Current: 8.32
During the past 13 years, the highest Earnings Yield (Joel Greenblatt) of Environmental Control Center Co was 20.51%. The lowest was -4.50%. And the median was 3.47%.
TSE:4657's Earnings Yield (Joel Greenblatt) % is ranked better than 74.9% of 251
companies
in the Waste Management industry
Industry Median: 3.94
vs TSE:4657: 8.32
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) %. Environmental Control Center Co's Forward Rate of Return (Yacktman) % for the quarter that ended in Mar. 2026 was 0.00%. 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.
Environmental Control Center Co (TSE:4657) 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.
* 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.
Environmental Control Center Co Earnings Yield (Joel Greenblatt) % Chart
For the Waste Management subindustry, Environmental Control Center Co'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.
Environmental Control Center Co Earnings Yield (Joel Greenblatt) % vs Waste Management Industry
For the Waste Management industry and Industrials sector, Environmental Control Center Co's Earnings Yield (Joel Greenblatt) % distribution charts can be found below:
* The bar in red indicates where Environmental Control Center Co's Earnings Yield (Joel Greenblatt) % falls into.
Environmental Control Center Co 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.
Environmental Control Center Cos Earnings Yield (Joel Greenblatt) for the fiscal year that ended in Jun. 2026 is calculated as
Environmental Control Center Co's EBIT for the trailing twelve months (TTM) ended in Mar. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was 円271 Mil.
What does a Earnings Yield (Joel Greenblatt) % of 2.74% mean?
Environmental Control Center Co (TSE:4657) has a Earnings Yield (Joel Greenblatt) % of 2.74% as of Mar. 2026. Joel Greenblatt's earnings yield equals the ratio of earnings before interest and taxes to enterprise value. View historical data on Environmental Control Center Co and its competitors. This is 21% below median its historical median of 3.47. According to the industry distribution chart, Environmental Control Center Co ranks #63 out of 251 companies in the Waste Management industry, placing it in the top 25.1%.
Is Environmental Control Center Co's Earnings Yield (Joel Greenblatt) % too high?
Environmental Control Center Co's current Earnings Yield (Joel Greenblatt) % of 2.74% is 21% below median its 10-year median of 3.47. The Waste Management industry median Earnings Yield (Joel Greenblatt) % is 3.94. Environmental Control Center Co's value of 2.74% is 30.5% below this industry median. Based on the distribution chart, Environmental Control Center Co ranks #63 out of 251 companies in the Waste Management industry, which is above the industry midpoint. Overall, Environmental Control Center Co has a GF Score™ of 67/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Environmental Control Center Co's Earnings Yield (Joel Greenblatt) % compare to WM and RSG?
According to the Waste Management industry distribution chart, Environmental Control Center Co ranks #63 out of 251 companies for Earnings Yield (Joel Greenblatt) %. This puts Environmental Control Center Co in the upper half of its industry. The industry median Earnings Yield (Joel Greenblatt) % is 3.94. Environmental Control Center Co's value of 2.74% is 30.5% below this benchmark. While the company's 10-year median is 3.47 vs. the industry median of 3.94, Environmental Control Center Co 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 Earnings Yield (Joel Greenblatt) % for a Waste Management company?
The median Earnings Yield (Joel Greenblatt) % among Waste Management companies is 3.94, based on 251 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. Environmental Control Center Co's current Earnings Yield (Joel Greenblatt) % of 2.74% is 30.5% 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 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 Environmental Control Center Co and its competitors. For the Waste Management industry, the median Earnings Yield (Joel Greenblatt) % is 3.94 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Environmental Control Center Co's current Earnings Yield (Joel Greenblatt) % is 2.74%, which is 21% below median its own 10-year median of 3.47. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Environmental Control Center Co stock overvalued right now?
Based on GuruFocus' analysis, Environmental Control Center Co (TSE:4657) is currently considered Fairly Valued. The stock's GF Value™ is 円474.94, compared to a current price of 円465.00 — trading 2.1% below its estimated fair value. The current Earnings Yield (Joel Greenblatt) % is 2.74%, which is 21% below median its 10-year median of 3.47 and 30.5% below the Waste Management industry median of 3.94. Environmental Control Center Co's overall GF Score™ is 67/100 with 5 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 Environmental Control Center Co (TSE:4657), the current Earnings Yield (Joel Greenblatt) % is 2.74% as of Mar. 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 Environmental Control Center Co (TSE:4657) Overvalued in 2026?
Based on GuruFocus' analysis, Environmental Control Center Co stock appears to be undervalued.
The current stock price of 円465.00 is trading 2.1% below its estimated GF Value™ of 円474.94.
GuruFocus considers Environmental Control Center Co to be Fairly Valued.
Key valuation signals for TSE:4657:
Earnings Yield (Joel Greenblatt) %: 2.74% (21% below median its 10-year median of 3.47)
GF Value™: 円474.94 vs. price of 円465.00 (2.1% below fair value)
Industry Position: 30.5% below the Waste Management median (#63 of 251)
No single metric tells the full story. See the TSE:4657 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Environmental Control Center Co Ltd is a Japan based environmental consulting company with a focus on chemical analysis. It provides solutions for environmental problems by monitoring and consulting services for air, water, and soil in the general environment. In addition, it also offers environmental survey, analysis, consulting and designing services for environmental or waste management, environmental conservation and remediation of municipal, prefectural and national governments.
67GF Score
Get the complete analysis for TSE:4657
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
TSE:4657 has been successfully added to your 
