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.
Shares outstanding are shares that have been authorized, issued, and purchased by investors and are held by them. Columbia Banking System's average basic shares outstanding for the quarter that ended in Jun. 2026 was 286 Mil.
Columbia Banking System (NAS:COLB) 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.
Columbia Banking System Shares Outstanding (Basic Average) Related Terms
Columbia Banking System Shares Outstanding (Basic Average) Historical Data
* Premium members only.
The historical data trend for Columbia Banking System'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.
Columbia Banking System Shares Outstanding (Basic Average) Chart
Columbia Banking System 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 286 Mil mean?
Columbia Banking System (COLB) has a Shares Outstanding (Basic Average) of 286 Mil as of Jun. 2026. The average shares outstanding over two periods not accounting for dilutive securities like convertible bonds. View historical data on Columbia Banking System and its competitors.
Is Columbia Banking System's Shares Outstanding (Basic Average) too high?
Columbia Banking System's current Shares Outstanding (Basic Average) is 286 Mil. Overall, Columbia Banking System has a GF Score™ of 72/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Columbia Banking System's Shares Outstanding (Basic Average) compare to PB and BOKF?
Columbia Banking System's Shares Outstanding (Basic Average) of 286 Mil can be compared against companies in the Banks 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 Banks company?
A good Shares Outstanding (Basic Average) depends on the Banks 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 Columbia Banking System and its competitors. Columbia Banking System's current Shares Outstanding (Basic Average) is 286 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Columbia Banking System stock overvalued right now?
Based on GuruFocus' analysis, Columbia Banking System (COLB) is currently considered Modestly Overvalued. The stock's GF Value™ is $25.53, compared to a current price of $31.23 — trading 22.3% above its estimated fair value. The current Shares Outstanding (Basic Average) is 286 Mil. Columbia Banking System's overall GF Score™ is 72/100 with 7 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 Columbia Banking System (COLB), the current Shares Outstanding (Basic Average) is 286 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 Columbia Banking System (COLB) Overvalued in 2026?
Based on GuruFocus' analysis, Columbia Banking System stock appears to be overvalued.
The current stock price of $31.23 is trading 22.3% above its estimated GF Value™ of $25.53.
GuruFocus considers Columbia Banking System to be Modestly Overvalued.
Key valuation signals for COLB:
Shares Outstanding (Basic Average): 286 Mil
GF Value™: $25.53 vs. price of $31.23 (22.3% above fair value)
No single metric tells the full story. See the COLB stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Columbia Banking System Inc is a registered bank holding company whose wholly-owned banking subsidiary is Columbia State Bank. The company provides a full range of banking services to small and medium sized businesses, professionals, and individuals throughout Washington, Oregon, Idaho, and California. The company's subsidiary Columbia Trust Company is an Oregon trust company that provides agency, fiduciary, and other related trust services with offices in Washington, Oregon, and Idaho. The firm offers various products and services under Personal Banking, Business Banking, and Wealth Management divisions.
72GF Score
Get the complete analysis for COLB
Shares Outstanding (Basic Average) is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
COLB has been successfully added to your 
