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ClearSign TechnologiesCLIR +4.13%27 3-Year Share Buyback Ratio is -11.90 as of Mar. 2026. GuruFocus rates CLIR with a GF Score™ of 27/100. The stock has 2 warning signs investors should review. Among 1,843 Industrial Products companies, ClearSign Technologies ranks worse than 88.06% 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. ClearSign Technologies's current 3-Year Share Buyback Ratio was -11.90%.
The historical rank and industry rank for ClearSign Technologies's 3-Year Share Buyback Ratio or its related term are showing as below:
CLIR'
s 3-Year Share Buyback Ratio Range Over the Past 10 Years
Min: -27.5 Med: -13.1 Max: -2.4
Current: -11.9
During the past 13 years, ClearSign Technologies's highest 3-Year Share Buyback Ratio was -2.40%. The lowest was -27.50%. And the median was -13.10%.
CLIR's 3-Year Share Buyback Ratio is ranked worse than 88.06% of 1843
companies
in the Industrial Products industry
Industry Median: -1.1
vs CLIR: -11.90
ClearSign Technologies (NAS:CLIR) 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.
ClearSign Technologies 3-Year Share Buyback Ratio Related Terms
CLIR vs LIQT, RAIN, EESH: 3-Year Share Buyback Ratio Comparison
For the Pollution & Treatment Controls subindustry, ClearSign Technologies'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.
ClearSign Technologies 3-Year Share Buyback Ratio vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, ClearSign Technologies's 3-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where ClearSign Technologies's 3-Year Share Buyback Ratio falls into.
ClearSign Technologies 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 -11.90 mean?
ClearSign Technologies (CLIR) has a 3-Year Share Buyback Ratio of -11.90 as of Mar. 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 ClearSign Technologies and its competitors. According to the industry distribution chart, ClearSign Technologies ranks #1623 out of 1843 companies in the Industrial Products industry, placing it in the top 88.1%.
Is ClearSign Technologies' 3-Year Share Buyback Ratio too high?
ClearSign Technologies' current 3-Year Share Buyback Ratio is -11.90. Based on the distribution chart, ClearSign Technologies ranks #1623 out of 1843 companies in the Industrial Products industry, which is in the bottom quartile relative to peers. Overall, ClearSign Technologies has a GF Score™ of 27/100, reflecting its overall financial health beyond just this single metric.
How does ClearSign Technologies' 3-Year Share Buyback Ratio compare to LIQT and RAIN?
According to the Industrial Products industry distribution chart, ClearSign Technologies ranks #1623 out of 1843 companies for 3-Year Share Buyback Ratio. This places ClearSign Technologies 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 an Industrial Products company?
A good 3-Year Share Buyback Ratio depends on the Industrial Products 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 ClearSign Technologies and its competitors. ClearSign Technologies's current 3-Year Share Buyback Ratio is -11.90. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is ClearSign Technologies stock overvalued right now?
ClearSign Technologies (CLIR) has a current 3-Year Share Buyback Ratio of -11.90. The current 3-Year Share Buyback Ratio is -11.90. ClearSign Technologies' overall GF Score™ is 27/100 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 ClearSign Technologies (CLIR), the current 3-Year Share Buyback Ratio is -11.90 as of Mar. 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.
ClearSign Technologies Corp is engaged in designing and develop technologies for the purpose of decarbonization and improving key performance characteristics of industrial and commercial combustion systems, including emission and operational performance, energy efficiency and overall cost-effectiveness. Its ClearSign Core technology has been proved to be in full scale industrial test furnaces and boilers and first customer installations are currently operating in normal commercial applications The company offers products that include process burners, boiler burners, flares, and ClearSign Eye. The company operates in one segment: Combustion segment. The products of the company include: Process Burners, Midstream and Power, Flares, Boiler Burners, and Sensing Technology.
27GF Score
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