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Core LaboratoriesCLB -2.41%62 3-Year Share Buyback Ratio is 0.40 as of Jun. 2026. GuruFocus rates CLB with a GF Score™ of 62/100 and a GF Value™ of $17.16 (Significantly Undervalued). The stock has 2 warning signs investors should review. Among 685 Oil & Gas companies, Core Laboratories ranks better than 78.54% 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. Core Laboratories's current 3-Year Share Buyback Ratio was 0.40%.
The historical rank and industry rank for Core Laboratories's 3-Year Share Buyback Ratio or its related term are showing as below:
CLB'
s 3-Year Share Buyback Ratio Range Over the Past 10 Years
Min: -15.7 Med: -0.25 Max: 7.6
Current: 0.4
During the past 13 years, Core Laboratories's highest 3-Year Share Buyback Ratio was 7.60%. The lowest was -15.70%. And the median was -0.25%.
CLB's 3-Year Share Buyback Ratio is ranked better than 78.54% of 685
companies
in the Oil & Gas industry
Industry Median: -3.5
vs CLB: 0.40
Core Laboratories (NYSE:CLB) 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.
Core Laboratories 3-Year Share Buyback Ratio Related Terms
CLB vs EROK, OIS, NGS: 3-Year Share Buyback Ratio Comparison
For the Oil & Gas Equipment & Services subindustry, Core Laboratories'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.
Core Laboratories 3-Year Share Buyback Ratio vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Core Laboratories's 3-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where Core Laboratories's 3-Year Share Buyback Ratio falls into.
Core Laboratories 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 0.40 mean?
Core Laboratories (CLB) has a 3-Year Share Buyback Ratio of 0.40 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 Core Laboratories and its competitors. According to the industry distribution chart, Core Laboratories ranks #147 out of 685 companies in the Oil & Gas industry, placing it in the top 21.5%.
Is Core Laboratories' 3-Year Share Buyback Ratio too high?
Core Laboratories' current 3-Year Share Buyback Ratio is 0.40. Based on the distribution chart, Core Laboratories ranks #147 out of 685 companies in the Oil & Gas industry, which is in the top quartile — a strong position relative to peers. Overall, Core Laboratories has a GF Score™ of 62/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Core Laboratories' 3-Year Share Buyback Ratio compare to EROK and OIS?
According to the Oil & Gas industry distribution chart, Core Laboratories ranks #147 out of 685 companies for 3-Year Share Buyback Ratio. This places Core Laboratories in the top 22% of its industry — outperforming the majority of peers. 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 Core Laboratories and its competitors. Core Laboratories's current 3-Year Share Buyback Ratio is 0.40. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Core Laboratories stock overvalued right now?
Based on GuruFocus' analysis, Core Laboratories (CLB) is currently considered Significantly Undervalued. The stock's GF Value™ is $17.16, compared to a current price of $10.95 — trading 36.2% below its estimated fair value. The current 3-Year Share Buyback Ratio is 0.40. Core Laboratories' overall GF Score™ is 62/100 with 2 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 Core Laboratories (CLB), the current 3-Year Share Buyback Ratio is 0.40 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 Core Laboratories (CLB) Overvalued in 2026?
Based on GuruFocus' analysis, Core Laboratories stock appears to be undervalued.
The current stock price of $10.95 is trading 36.2% below its estimated GF Value™ of $17.16.
GuruFocus considers Core Laboratories to be Significantly Undervalued.
Key valuation signals for CLB:
3-Year Share Buyback Ratio: 0.40
GF Value™: $17.16 vs. price of $10.95 (36.2% below fair value)
No single metric tells the full story. See the CLB stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Core Laboratories Inc is a providers of proprietary and patented reservoir description and production enhancement services and products to the oil and gas industry, through client relationships. The company operates its business in two segments; Reservoir Description, and Production Enhancement. It provides data and analytics to aid well operators in determining optimal methods for recovering, processing, and refining hydrocarbons from a well. It also manufactures the associated lab equipment for its services. The company generates majority of its revenue from Reservoir Description segment.
62GF Score
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3-Year Share Buyback Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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