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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. Perma-Fix Environmental Services's current 3-Year Share Buyback Ratio was -11.60%.
The historical rank and industry rank for Perma-Fix Environmental Services's 3-Year Share Buyback Ratio or its related term are showing as below:
STU:PFX1'
s 3-Year Share Buyback Ratio Range Over the Past 10 Years
Min: -46 Med: -6.7 Max: -0.8
Current: -11.6
During the past 13 years, Perma-Fix Environmental Services's highest 3-Year Share Buyback Ratio was -0.80%. The lowest was -46.00%. And the median was -6.70%.
STU:PFX1's 3-Year Share Buyback Ratio is ranked worse than 78.98% of 157
companies
in the Waste Management industry
Industry Median: -3.2
vs STU:PFX1: -11.60
Perma-Fix Environmental Services (STU:PFX1) 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.
Perma-Fix Environmental Services 3-Year Share Buyback Ratio Related Terms
STU:PFX1 vs SGLA, ABAT, YDDL: 3-Year Share Buyback Ratio Comparison
For the Waste Management subindustry, Perma-Fix Environmental Services'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.
Perma-Fix Environmental Services 3-Year Share Buyback Ratio vs Waste Management Industry
For the Waste Management industry and Industrials sector, Perma-Fix Environmental Services's 3-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where Perma-Fix Environmental Services's 3-Year Share Buyback Ratio falls into.
Perma-Fix Environmental Services 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 -11.60 mean?
Perma-Fix Environmental Services (STU:PFX1) has a 3-Year Share Buyback Ratio of -11.60 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 Perma-Fix Environmental Services and its competitors. According to the industry distribution chart, Perma-Fix Environmental Services ranks #124 out of 157 companies in the Waste Management industry, placing it in the top 79%.
Is Perma-Fix Environmental Services' 3-Year Share Buyback Ratio too high?
Perma-Fix Environmental Services' current 3-Year Share Buyback Ratio is -11.60. Based on the distribution chart, Perma-Fix Environmental Services ranks #124 out of 157 companies in the Waste Management industry, which is in the bottom quartile relative to peers. Overall, Perma-Fix Environmental Services has a GF Score™ of 52/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Perma-Fix Environmental Services' 3-Year Share Buyback Ratio compare to SGLA and ABAT?
According to the Waste Management industry distribution chart, Perma-Fix Environmental Services ranks #124 out of 157 companies for 3-Year Share Buyback Ratio. This places Perma-Fix Environmental Services 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 Waste Management company?
A good 3-Year Share Buyback Ratio depends on the Waste Management 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 Perma-Fix Environmental Services and its competitors. Perma-Fix Environmental Services's current 3-Year Share Buyback Ratio is -11.60. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Perma-Fix Environmental Services stock overvalued right now?
Based on GuruFocus' analysis, Perma-Fix Environmental Services (STU:PFX1) is currently considered Significantly Overvalued. The stock's GF Value™ is €6.32, compared to a current price of €14.68 — trading 132.3% above its estimated fair value. The current 3-Year Share Buyback Ratio is -11.60. Perma-Fix Environmental Services' overall GF Score™ is 52/100 with 4 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 Perma-Fix Environmental Services (STU:PFX1), the current 3-Year Share Buyback Ratio is -11.60 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.
Is Perma-Fix Environmental Services (STU:PFX1) Overvalued in 2026?
Based on GuruFocus' analysis, Perma-Fix Environmental Services stock appears to be overvalued.
The current stock price of €14.68 is trading 132.3% above its estimated GF Value™ of €6.32.
GuruFocus considers Perma-Fix Environmental Services to be Significantly Overvalued.
Key valuation signals for STU:PFX1:
3-Year Share Buyback Ratio: -11.60
GF Value™: €6.32 vs. price of €14.68 (132.3% above fair value)
No single metric tells the full story. See the STU:PFX1 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Perma-Fix Environmental Services Business Description
Perma-Fix Environmental Services Inc is a nuclear services company and provider of nuclear and mixed waste management services. The company's nuclear waste services include treatment and management of radioactive and mixed waste (waste containing both hazardous and low-level radioactive waste). The company operates through two segments: i) The treatment segment: It offers nuclear, low-level radioactive, Mixed, hazardous and non-hazardous waste treatment, processing and disposal services, and ii) the Services segment which generates the majority of the revenue, provides on-site waste management services to commercial and government customers, technology-based services, construction, logistics, and transportation services among others.
52GF 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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