Environmental Control Center Co (TSE:4657) Shares Outstanding (Diluted Average): 5 Mil (As of Jun. 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
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.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
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.

TSE:4657 Environmental Control Center Co Ltd TSE:4657
67 GF Score
Price 円456.00
GF Value 円475.07
Valuation Fairly Valued
! 3 Warning Signs
View Full Analysis

What is Environmental Control Center Co Shares Outstanding (Diluted Average)?

Environmental Control Center Co TSE:4657 +0.66% 67 Shares Outstanding (Diluted Average) is 5 Mil as of Jun. 2026. GuruFocus rates TSE:4657 with a GF Score™ of 67/100 and a GF Value™ of 円475.07 (Fairly Valued). The stock has 3 warning signs investors should review.

Shares outstanding are shares that have been authorized, issued, and purchased by investors and are held by them. Environmental Control Center Co's average diluted shares outstanding for the quarter that ended in Jun. 2026 was 5 Mil.


Environmental Control Center Co  (TSE:4657) Shares Outstanding (Diluted Average) Explanation

A company may buy back shares or issue shares in any fiscal period. If a company buys back shares, we should observe that the total number of shares decline. If the company issues new shares, the number of shares outstanding increases.


Be Aware

Usually the presence of treasury shares and a history of buyback are good indicators that company has competitive advantage. But studies have shown that companies usually buy back at wrong time. Buying back shares below its intrinsic value increases value for remaining shareholders. Buying back overvalued shares destroys value for existing shareholders.


Environmental Control Center Co Shares Outstanding (Diluted Average) Related Terms


Environmental Control Center Co Shares Outstanding (Diluted Average) Historical Data

* Premium members only.

The historical data trend for Environmental Control Center Co's Shares Outstanding (Diluted Average) 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.

Environmental Control Center Co Shares Outstanding (Diluted Average) Chart

Environmental Control Center Co Annual Data
Trend Jun17 Jun18 Jun19 Jun20 Jun21 Jun22 Jun23 Jun24 Jun25 Jun26
Shares Outstanding (Diluted Average)
Get a 7-Day Free Trial Premium Member Only Premium Member Only 4.78 4.72 4.79 4.84 4.85

Environmental Control Center Co Quarterly Data
Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26 Jun26
Shares Outstanding (Diluted Average) 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 4.79 4.79 4.79 4.84 4.84
TSE:4657
67GF Score
Environmental Control Center Co Ltd TSE:4657
Shares Outstanding (Diluted Average) is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Environmental Control Center Co Shares Outstanding (Diluted Average) Calculation

Shares outstanding are shares that have been authorized, issued, and purchased by investors and are held by them. They have voting rights and represent ownership in the corporation by the person that holds the shares. They should be distinguished from treasury shares, which are shares held by the corporation itself, having no exercisable rights.

Shares outstanding can be calculated as either basic or fully diluted. The fully diluted shares outstanding count includes diluting securities, such as options, warrants or convertibles.

Please note: GuruFocus named Shares Outstanding (EOP) is the shares for that exact time point. It is usually used to calculate balance sheet related items, such as Book Value per Share, etc. While Shares Outstanding (Diluted Average) and Shares Outstanding (Basic Average) are the weighted average shares over a period of time (a year, a quarter, or so). They are usually used to calculate income statement or cashflow statement related items, such as Earnings per Share (Diluted), etc.

What does a Shares Outstanding (Diluted Average) of 5 Mil mean?
Environmental Control Center Co (TSE:4657) has a Shares Outstanding (Diluted Average) of 5 Mil as of Jun. 2026. The average shares outstanding over two periods including dilutive securities like preferred shares and convertibles. View historical data on Environmental Control Center Co and its competitors.
Is Environmental Control Center Co's Shares Outstanding (Diluted Average) too high?
Environmental Control Center Co's current Shares Outstanding (Diluted Average) is 5 Mil. 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 Shares Outstanding (Diluted Average) compare to WM and RSG?
Environmental Control Center Co's Shares Outstanding (Diluted Average) of 5 Mil can be compared against companies in the Waste Management industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Shares Outstanding (Diluted Average) for a Waste Management company?
A good Shares Outstanding (Diluted Average) depends on the Waste Management industry context. However, Shares Outstanding (Diluted Average) 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 Shares Outstanding (Diluted Average) mean?
A high Shares Outstanding (Diluted Average) can signal that a stock is expensive relative to its fundamentals. The average shares outstanding over two periods including dilutive securities like preferred shares and convertibles. View historical data on Environmental Control Center Co and its competitors. Environmental Control Center Co's current Shares Outstanding (Diluted Average) is 5 Mil. 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475.07, compared to a current price of 円456.00 — trading 4% below its estimated fair value. The current Shares Outstanding (Diluted Average) is 5 Mil. Environmental Control Center Co's overall GF Score™ is 67/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Shares Outstanding (Diluted Average) calculated?
Shares Outstanding (Diluted Average) is calculated from a company's financial statements. For Environmental Control Center Co (TSE:4657), the current Shares Outstanding (Diluted Average) is 5 Mil 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 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456.00 is trading 4% below its estimated GF Value™ of 円475.07. GuruFocus considers Environmental Control Center Co to be Fairly Valued.

Key valuation signals for TSE:4657:

  • Shares Outstanding (Diluted Average): 5 Mil
  • GF Value™: 円475.07 vs. price of 円456.00 (4% below fair value)
  • GF Score™: 67/100 with 3 warning signs

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 Business Description

Address 3-7-23 Sanda-machi, Hachioji-shi, Tokyo, JPN, 193-0832
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

Shares Outstanding (Diluted Average) is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

円456.00
Price
円475.07
GF Value