CBUMY (China National Building Material Co) Shares Outstanding (Basic Average): 155 Mil (As of Dec. 2025)


CBUMY China National Building Material Co Ltd CBUMY
67 GF Score
Price $32.81
GF Value $22.07
Valuation Significantly Overvalued
! 9 Warning Signs
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What is China National Building Material Co Shares Outstanding (Basic Average)?

China National Building Material Co CBUMY 67 Shares Outstanding (Basic Average) is 155 Mil as of Dec. 2025. GuruFocus rates CBUMY with a GF Score™ of 67/100 and a GF Value™ of $22.07 (Significantly Overvalued). The stock has 9 warning signs investors should review.

Shares outstanding are shares that have been authorized, issued, and purchased by investors and are held by them. China National Building Material Co's average basic shares outstanding for the quarter that ended in Dec. 2025 was 155 Mil.


China National Building Material Co  (OTCPK:CBUMY) Shares Outstanding (Basic 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.


China National Building Material Co Shares Outstanding (Basic Average) Related Terms


China National Building Material Co Shares Outstanding (Basic Average) Historical Data

* Premium members only.

The historical data trend for China National Building Material Co's Shares Outstanding (Basic 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.

China National Building Material Co Shares Outstanding (Basic Average) Chart

China National Building Material Co Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Shares Outstanding (Basic Average)
Get a 7-Day Free Trial Premium Member Only Premium Member Only 168.70 168.70 168.70 168.70 155.09

China National Building Material Co Quarterly Data
Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
Shares Outstanding (Basic 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 168.70 151.86 158.37 151.86 155.09
CBUMY
67GF Score
China National Building Material Co Ltd CBUMY
Shares Outstanding (Basic Average) is just one metric. See GF Score™, valuation, warning signs, and more.
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China National Building Material Co Shares Outstanding (Basic 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 (Basic Average) of 155 Mil mean?
China National Building Material Co (CBUMY) has a Shares Outstanding (Basic Average) of 155 Mil as of Dec. 2025. The average shares outstanding over two periods not accounting for dilutive securities like convertible bonds. View historical data on China National Building Material Co and its competitors.
Is China National Building Material Co's Shares Outstanding (Basic Average) too high?
China National Building Material Co's current Shares Outstanding (Basic Average) is 155 Mil. Overall, China National Building Material Co has a GF Score™ of 67/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does China National Building Material Co's Shares Outstanding (Basic Average) compare to CRH and VMC?
China National Building Material Co's Shares Outstanding (Basic Average) of 155 Mil can be compared against companies in the Building Materials 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 (Basic Average) for a Building Materials company?
A good Shares Outstanding (Basic Average) depends on the Building Materials industry context. However, Shares Outstanding (Basic 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 (Basic Average) mean?
A high Shares Outstanding (Basic Average) can signal that a stock is expensive relative to its fundamentals. The average shares outstanding over two periods not accounting for dilutive securities like convertible bonds. View historical data on China National Building Material Co and its competitors. China National Building Material Co's current Shares Outstanding (Basic Average) is 155 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is China National Building Material Co stock overvalued right now?
Based on GuruFocus' analysis, China National Building Material Co (CBUMY) is currently considered Significantly Overvalued. The stock's GF Value™ is $22.07, compared to a current price of $32.81 — trading 48.7% above its estimated fair value. The current Shares Outstanding (Basic Average) is 155 Mil. China National Building Material Co's overall GF Score™ is 67/100 with 9 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Shares Outstanding (Basic Average) calculated?
Shares Outstanding (Basic Average) is calculated from a company's financial statements. For China National Building Material Co (CBUMY), the current Shares Outstanding (Basic Average) is 155 Mil as of Dec. 2025. 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 China National Building Material Co (CBUMY) Overvalued in 2026?

Based on GuruFocus' analysis, China National Building Material Co stock appears to be overvalued. The current stock price of $32.81 is trading 48.7% above its estimated GF Value™ of $22.07. GuruFocus considers China National Building Material Co to be Significantly Overvalued.

Key valuation signals for CBUMY:

  • Shares Outstanding (Basic Average): 155 Mil
  • GF Value™: $22.07 vs. price of $32.81 (48.7% above fair value)
  • GF Score™: 67/100 with 9 warning signs

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


China National Building Material Co Business Description

Address No. 17 Fuxing Road, 21st Floor, Tower 2 (Building B), Guohai Plaza, Haidian District, Beijing, CHN, 100036
China National Building Material Co Ltd. is a state-owned building material holding company. It has three reportable segments: Basic building materials segment, New materials segment, and Engineering technology service segment. The company's majority of revenue is from the Basic building materials segment. Geographically, the company operates in the PRC, Asia, Europe, the Middle East, Africa, the Americas, and other regions, with the maximum revenue from the PRC and Africa.
67GF Score

Get the complete analysis for CBUMY

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

$32.81
Price
$22.07
GF Value