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 book value growth rate using book value per share data.
During the past 6 years, the highest P/B Ratio of Northstar Clean Technologies was 15.56. The lowest was 13.33. And the median was 14.44.
Northstar Clean Technologies (OTCPK:ROOOF) Book Value per Share Explanation
Usually a company's book value and Tangible Book per Share may not reflect its true value. The assets may be carried on the balance sheets at the original cost minus depreciation. This may underestimate the true economic values of the assets. It also may over-estimate their true economic value because the assets can become obsolete.
For financial companies such as banks and insurance companies, their assets may be reported in current market value of the assets owned. Book values of financial companies are more accurate indicator of the economic value of the company.
Northstar Clean Technologies Book Value per Share Related Terms
Northstar Clean Technologies Book Value per Share Historical Data
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Northstar Clean Technologies Book Value per Share Chart
ROOOF vs WM, RSG, WCN: Book Value per Share Comparison
For the Waste Management subindustry, Northstar Clean Technologies's PB Ratio, along with its competitors' market caps and PB 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 PB Ratio vs Waste Management Industry
For the Waste Management industry and Industrials sector, Northstar Clean Technologies's PB Ratio distribution charts can be found below:
* The bar in red indicates where Northstar Clean Technologies's PB Ratio falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Northstar Clean Technologies (ROOOF) has a Book Value per Share of $-0.08 as of Mar. 2026. Book value per share gives the per-share value of a company's stockholder equity. View historical data on Northstar Clean Technologies and its competitors.
Is Northstar Clean Technologies' Book Value per Share too high?
Northstar Clean Technologies' current Book Value per Share is $-0.08. 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' Book Value per Share compare to WM and RSG?
Northstar Clean Technologies' Book Value per Share of $-0.08 can be compared against companies in the Waste Management industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Book Value per Share for a Waste Management company?
A good Book Value per Share depends on the Waste Management industry context. However, Book Value per Share 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 Book Value per Share mean?
A high Book Value per Share can signal that a stock is expensive relative to its fundamentals. Book value per share gives the per-share value of a company's stockholder equity. View historical data on Northstar Clean Technologies and its competitors. Northstar Clean Technologies's current Book Value per Share is $-0.08. 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 $0.11 — trading 44.7% below its estimated fair value. The current Book Value per Share is $-0.08. 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 Book Value per Share calculated?
Book Value per Share is calculated from a company's financial statements. For Northstar Clean Technologies (ROOOF), the current Book Value per Share is $-0.08 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 $0.11 is trading 44.7% below its estimated GF Value™ of $0.20.
GuruFocus considers Northstar Clean Technologies to be Possible Value Trap.
Key valuation signals for ROOOF:
Book Value per Share: $-0.08
GF Value™: $0.20 vs. price of $0.11 (44.7% 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.
17GF Score
Get the complete analysis for ROOOF
Book Value per Share is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
ROOOF has been successfully added to your 
