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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. Northstar Clean Technologies's current 3-Year Share Buyback Ratio was -12.90%.
The historical rank and industry rank for Northstar Clean Technologies's 3-Year Share Buyback Ratio or its related term are showing as below:
ROOOF'
s 3-Year Share Buyback Ratio Range Over the Past 10 Years
Min: -12.9 Med: -7.2 Max: -6.1
Current: -12.9
During the past 6 years, Northstar Clean Technologies's highest 3-Year Share Buyback Ratio was -6.10%. The lowest was -12.90%. And the median was -7.20%.
ROOOF's 3-Year Share Buyback Ratio is ranked worse than 80.89% of 157
companies
in the Waste Management industry
Industry Median: -3.2
vs ROOOF: -12.90
Northstar Clean Technologies (OTCPK:ROOOF) 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.
Northstar Clean Technologies 3-Year Share Buyback Ratio Related Terms
ROOOF vs WM, RSG, WCN: 3-Year Share Buyback Ratio Comparison
For the Waste Management subindustry, Northstar Clean 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.
Northstar Clean Technologies 3-Year Share Buyback Ratio vs Waste Management Industry
For the Waste Management industry and Industrials sector, Northstar Clean Technologies's 3-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where Northstar Clean Technologies's 3-Year Share Buyback Ratio falls into.
Northstar Clean 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 -12.90 mean?
Northstar Clean Technologies (ROOOF) has a 3-Year Share Buyback Ratio of -12.90 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 Northstar Clean Technologies and its competitors. According to the industry distribution chart, Northstar Clean Technologies ranks #127 out of 157 companies in the Waste Management industry, placing it in the top 80.9%.
Is Northstar Clean Technologies' 3-Year Share Buyback Ratio too high?
Northstar Clean Technologies' current 3-Year Share Buyback Ratio is -12.90. Based on the distribution chart, Northstar Clean Technologies ranks #127 out of 157 companies in the Waste Management industry, which is in the bottom quartile relative to peers. Overall, Northstar Clean Technologies has a GF Score™ of 17/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does Northstar Clean Technologies' 3-Year Share Buyback Ratio compare to WM and RSG?
According to the Waste Management industry distribution chart, Northstar Clean Technologies ranks #127 out of 157 companies for 3-Year Share Buyback Ratio. This places Northstar Clean 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 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 Northstar Clean Technologies and its competitors. Northstar Clean Technologies's current 3-Year Share Buyback Ratio is -12.90. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Northstar Clean Technologies stock overvalued right now?
Based on GuruFocus' analysis, Northstar Clean Technologies (ROOOF) is currently considered Possible Value Trap. The stock's GF Value™ is $0.20, compared to a current price of $0.13 — trading 32.7% below its estimated fair value. The current 3-Year Share Buyback Ratio is -12.90. Northstar Clean Technologies' overall GF Score™ is 17/100 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 Northstar Clean Technologies (ROOOF), the current 3-Year Share Buyback Ratio is -12.90 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.
Is Northstar Clean Technologies (ROOOF) Overvalued in 2026?
Based on GuruFocus' analysis, Northstar Clean Technologies stock appears to be undervalued.
The current stock price of $0.13 is trading 32.7% below its estimated GF Value™ of $0.20.
GuruFocus considers Northstar Clean Technologies to be Possible Value Trap.
Key valuation signals for ROOOF:
3-Year Share Buyback Ratio: -12.90
GF Value™: $0.20 vs. price of $0.13 (32.7% below fair value)
No single metric tells the full story. See the ROOOF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Northstar Clean Technologies Inc is engaged in the commercialization of proprietary process technology for the recycling of asphalt shingles and the extraction and recovery of asphalt cement, fiberglass/felt and mineral aggregates to be sold and used in asphalt pavement, shingle manufacturing, construction products, and other industrial applications. The Company currently operates in one business segment in Canada, being the repurposing and reprocessing of asphalt shingles.
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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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