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.
Bangchak PCLBKK:BCP -2.75%73 3-Year Share Buyback Ratio is -2.70 as of Jun. 2026. GuruFocus rates BKK:BCP with a GF Score™ of 73/100 and a GF Value™ of ฿40.06 (Significantly Overvalued). The stock has 6 warning signs investors should review. Among 683 Oil & Gas companies, Bangchak PCL ranks better than 52.27% on this metric.
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. Bangchak PCL's current 3-Year Share Buyback Ratio was -2.70%.
The historical rank and industry rank for Bangchak PCL's 3-Year Share Buyback Ratio or its related term are showing as below:
BKK:BCP'
s 3-Year Share Buyback Ratio Range Over the Past 10 Years
Min: -28.9 Med: -1.05 Max: 0.5
Current: -2.7
During the past 13 years, Bangchak PCL's highest 3-Year Share Buyback Ratio was 0.50%. The lowest was -28.90%. And the median was -1.05%.
BKK:BCP's 3-Year Share Buyback Ratio is ranked better than 52.27% of 683
companies
in the Oil & Gas industry
Industry Median: -3.6
vs BKK:BCP: -2.70
Bangchak PCL (BKK:BCP) 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.
Bangchak PCL 3-Year Share Buyback Ratio Related Terms
BKK:BCP vs MPC, VLO, PSX: 3-Year Share Buyback Ratio Comparison
For the Oil & Gas Refining & Marketing subindustry, Bangchak PCL'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.
Bangchak PCL 3-Year Share Buyback Ratio vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Bangchak PCL's 3-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where Bangchak PCL's 3-Year Share Buyback Ratio falls into.
Bangchak PCL 3-Year Share Buyback Ratio Calculation
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 -2.70 mean?
Bangchak PCL (BKK:BCP) has a 3-Year Share Buyback Ratio of -2.70 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 Bangchak PCL and its competitors. According to the industry distribution chart, Bangchak PCL ranks #326 out of 683 companies in the Oil & Gas industry, placing it in the top 47.7%.
Is Bangchak PCL's 3-Year Share Buyback Ratio too high?
Bangchak PCL's current 3-Year Share Buyback Ratio is -2.70. Based on the distribution chart, Bangchak PCL ranks #326 out of 683 companies in the Oil & Gas industry, which is above the industry midpoint. Overall, Bangchak PCL has a GF Score™ of 73/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Bangchak PCL's 3-Year Share Buyback Ratio compare to MPC and VLO?
According to the Oil & Gas industry distribution chart, Bangchak PCL ranks #326 out of 683 companies for 3-Year Share Buyback Ratio. This puts Bangchak PCL in the upper 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 an Oil & Gas company?
A good 3-Year Share Buyback Ratio depends on the Oil & Gas 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 Bangchak PCL and its competitors. Bangchak PCL's current 3-Year Share Buyback Ratio is -2.70. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Bangchak PCL stock overvalued right now?
Based on GuruFocus' analysis, Bangchak PCL (BKK:BCP) is currently considered Significantly Overvalued. The stock's GF Value™ is ฿40.06, compared to a current price of ฿54.25 — trading 35.4% above its estimated fair value. The current 3-Year Share Buyback Ratio is -2.70. Bangchak PCL's overall GF Score™ is 73/100 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 Bangchak PCL (BKK:BCP), the current 3-Year Share Buyback Ratio is -2.70 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 Bangchak PCL (BKK:BCP) Overvalued in 2026?
Based on GuruFocus' analysis, Bangchak PCL stock appears to be overvalued.
The current stock price of ฿54.25 is trading 35.4% above its estimated GF Value™ of ฿40.06.
GuruFocus considers Bangchak PCL to be Significantly Overvalued.
Key valuation signals for BKK:BCP:
3-Year Share Buyback Ratio: -2.70
GF Value™: ฿40.06 vs. price of ฿54.25 (35.4% above fair value)
No single metric tells the full story. See the BKK:BCP stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Bangchak Corporation Public Company Limited is a Thai energy company whose operations span petroleum refining, marketing, and renewable power. Its Bangchak refinery near Bangkok processes crude oil into gasoline, diesel, jet fuel, and other petroleum products, which are sold through a nationwide network of Bangchak service stations and to industrial and commercial customers. The company also produces biodiesel and ethanol, operates electricity generation from solar and other renewable sources, and holds upstream natural resource interests. It markets lubricants and other consumer products and has expanded into aviation fuel and battery businesses. Revenue comes mainly from refined petroleum product sales and oil trading, supplemented by power sales and bio-based products. While Thailand accounts for most revenue, Bangchak also has operations and trading activities in Singapore, Laos, and other regional markets.
73GF Score
Get the complete analysis for BKK:BCP
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
BKK:BCP has been successfully added to your 
