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 (EOP) are shares that have been authorized, issued, and purchased by investors and are held by them.
3-Year Share Buyback Ratio measures the average annual proportion of a company's outstanding shares repurchased over the past three years. It is calculated as the annualized percentage change in shares outstanding from three years ago to the current year. A positive ratio may indicate share buybacks over the period, while a zero or negative ratio may reflect no repurchases or potential share issuance. O-Bank Co's current 3-Year Share Buyback Ratio was -0.60%.
The historical rank and industry rank for O-Bank Co's 3-Year Share Buyback Ratio or its related term are showing as below:
TPE:2897'
s 3-Year Share Buyback Ratio Range Over the Past 10 Years
Min: -4.1 Med: -0.1 Max: 0.1
Current: -0.6
During the past 13 years, O-Bank Co's highest 3-Year Share Buyback Ratio was 0.10%. The lowest was -4.10%. And the median was -0.10%.
TPE:2897's 3-Year Share Buyback Ratio is ranked worse than 57.38% of 1030
companies
in the Banks industry
Industry Median: -0.2
vs TPE:2897: -0.60
O-Bank Co (TPE:2897) 3-Year Share Buyback Ratio Explanation
A negative number means the company might be issuing new shares. A positive number indicates that the company is buying back shares.
Be Aware
Investors usually like share buybacks. But as pointed by Warren Buffett, only if a company buys back shares at the prices below the stock's intrinsic value, it rewards remaining shareholders. If a company buys its overvalued stocks back, it destroys shareholder value.
O-Bank Co 3-Year Share Buyback Ratio Related Terms
TPE:2897 vs USB: 3-Year Share Buyback Ratio Comparison
For the Banks - Regional subindustry, O-Bank Co's 3-Year Share Buyback Ratio, along with its competitors' market caps and 3-Year Share Buyback Ratio 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.
O-Bank Co 3-Year Share Buyback Ratio vs Banks Industry
For the Banks industry and Financial Services sector, O-Bank Co's 3-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where O-Bank Co's 3-Year Share Buyback Ratio falls into.
This is the annualized percentage change in shares outstanding from three years ago to the current year. The annualized percentage change is calculated with expontential compound based on the latest four years of annual data on Shares Outstanding (EOP).
Please click Growth Rate Calculation Example (GuruFocus) to see how GuruFocus calculates Wal-Mart Stores Inc (WMT)'s revenue growth rate. You can apply the same method to get the average dividends per share growth rate.
What does a 3-Year Share Buyback Ratio of -0.60 mean?
O-Bank Co (TPE:2897) has a 3-Year Share Buyback Ratio of -0.60 as of Jun. 2026. The 3-Year Share Buyback Ratio measures the average annual proportion of a company's outstanding shares repurchased over the past three years. It is calculated as the annualized percentage change in shares outstanding from three years ago to the current year. View historical data for O-Bank Co and its competitors. According to the industry distribution chart, O-Bank Co ranks #591 out of 1030 companies in the Banks industry, placing it in the top 57.4%.
Is O-Bank Co's 3-Year Share Buyback Ratio too high?
O-Bank Co's current 3-Year Share Buyback Ratio is -0.60. Based on the distribution chart, O-Bank Co ranks #591 out of 1030 companies in the Banks industry, which is below the industry midpoint. Overall, O-Bank Co has a GF Score™ of 63/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does O-Bank Co's 3-Year Share Buyback Ratio compare to USB?
According to the Banks industry distribution chart, O-Bank Co ranks #591 out of 1030 companies for 3-Year Share Buyback Ratio. This places O-Bank Co in the lower half of its industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good 3-Year Share Buyback Ratio for a Banks company?
A good 3-Year Share Buyback Ratio depends on the Banks industry context. However, 3-Year Share Buyback Ratio 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 3-Year Share Buyback Ratio mean?
A high 3-Year Share Buyback Ratio can signal that a stock is expensive relative to its fundamentals. The 3-Year Share Buyback Ratio measures the average annual proportion of a company's outstanding shares repurchased over the past three years. It is calculated as the annualized percentage change in shares outstanding from three years ago to the current year. View historical data for O-Bank Co and its competitors. O-Bank Co's current 3-Year Share Buyback Ratio is -0.60. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is O-Bank Co stock overvalued right now?
Based on GuruFocus' analysis, O-Bank Co (TPE:2897) is currently considered Fairly Valued. The stock's GF Value™ is NT$11.78, compared to a current price of NT$11.25 — trading 4.5% below its estimated fair value. The current 3-Year Share Buyback Ratio is -0.60. O-Bank Co's overall GF Score™ is 63/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 3-Year Share Buyback Ratio calculated?
3-Year Share Buyback Ratio is calculated from a company's financial statements. For O-Bank Co (TPE:2897), the current 3-Year Share Buyback Ratio is -0.60 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 O-Bank Co (TPE:2897) Overvalued in 2026?
Based on GuruFocus' analysis, O-Bank Co stock appears to be undervalued.
The current stock price of NT$11.25 is trading 4.5% below its estimated GF Value™ of NT$11.78.
GuruFocus considers O-Bank Co to be Fairly Valued.
Key valuation signals for TPE:2897:
3-Year Share Buyback Ratio: -0.60
GF Value™: NT$11.78 vs. price of NT$11.25 (4.5% below fair value)
No single metric tells the full story. See the TPE:2897 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
O-Bank Co Ltd is a banking company. The bank's financial services include banking, trade finance, financial markets, securitization, and trusts. Its Products include medium and long-term loans, syndicated loans, cash management, factoring business, trade finance, interest rate and exchange rate structured products, trusts, and securitization. Retail banking services include loans and deposits, investment management, and mobile banking services including opening accounts and transacting online.
63GF Score
Get the complete analysis for TPE:2897
3-Year Share Buyback Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
TPE:2897 has been successfully added to your 
