Cosa ResourcesCOSAF -4.48%30 PB Ratio is 5.89 as of Jun. 24, 2026. GuruFocus rates COSAF with a GF Score™ of 30/100. Among 2,359 Metals & Mining companies, Cosa Resources ranks worse than 81.35% on this metric.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. As of today (2026-06-24), Cosa Resources's share price is $0.45945. Cosa Resources's Book Value per Share for the quarter that ended in Mar. 2026 was $0.08. Hence, Cosa Resources's PB Ratio of today is 5.89.
The historical rank and industry rank for Cosa Resources's PB Ratio or its related term are showing as below:
COSAF'
s PB Ratio Range Over the Past 10 Years
Min: 0 Med: 0 Max: 6.26
Current: 5.74
During the past 5 years, Cosa Resources's highest PB Ratio was 6.26. The lowest was 0.00. And the median was 0.00.
COSAF's PB Ratio is ranked worse than 81.35% of 2359
companies
in the Metals & Mining industry
Industry Median: 2.32
vs COSAF: 5.74
During the past 12 months, Cosa Resources's average Book Value Per Share Growth Rate was 85.50% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 5.10% per year.
During the past 5 years, the highest 3-Year average Book Value Per Share Growth Rate of Cosa Resources was 68.30% per year. The lowest was 5.10% per year. And the median was 36.70% per year.
The PB Ratio works the best for the businesses that earn most of their profit from their assets, e.g. banks and insurance companies.
Be Aware
Some businesses have very light assets, such as software companies or insurance agencies. The PB Ratio does not work well for these companies. Some companies even have negative equity, so the PB Ratio cannot be applied to them.
Cosa Resources PB Ratio Related Terms
Cosa Resources PB Ratio Historical Data
* Premium members only.
The historical data trend for Cosa Resources's PB Ratio can be seen below:
* 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.
For the Other Industrial Metals & Mining subindustry, Cosa Resources'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.
Cosa Resources PB Ratio vs Metals & Mining Industry
For the Metals & Mining industry and Basic Materials sector, Cosa Resources's PB Ratio distribution charts can be found below:
* The bar in red indicates where Cosa Resources's PB Ratio falls into.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. It is a ratio widely used to value stocks.
Cosa Resources's PB Ratio for today is calculated as follows:
* 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.
It can also be calculated from the numbers for the whole company:
A closely related ratio is called Price-to-Tangible-Book. The difference between Price-to-Tangible-Book and PB Ratio is that book value other than intangibles are used in the calculation.
Cosa Resources (COSAF) has a PB Ratio of 5.89 as of Jun. 24, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Cosa Resources and its competitors. According to the industry distribution chart, Cosa Resources ranks #1919 out of 2359 companies in the Metals & Mining industry, placing it in the top 81.3%.
Is Cosa Resources' PB Ratio too high?
Cosa Resources' current PB Ratio is 5.89. The Metals & Mining industry median PB Ratio is 2.32. Cosa Resources' value of 5.89 is 153.9% above this industry median. Based on the distribution chart, Cosa Resources ranks #1919 out of 2359 companies in the Metals & Mining industry, which is in the bottom quartile relative to peers. Overall, Cosa Resources has a GF Score™ of 30/100, reflecting its overall financial health beyond just this single metric.
How does Cosa Resources' PB Ratio compare to competitors?
According to the Metals & Mining industry distribution chart, Cosa Resources ranks #1919 out of 2359 companies for PB Ratio. This places Cosa Resources in the lower half of its industry. The industry median PB Ratio is 2.32. Cosa Resources' value of 5.89 is 153.9% above this benchmark. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good PB Ratio for a Metals & Mining company?
The median PB Ratio among Metals & Mining companies is 2.32, based on 2,359 companies in the industry. Companies in the top quartile (top 25%) have a PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Cosa Resources's current PB Ratio of 5.89 is 153.9% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high PB Ratio mean?
A high PB Ratio can signal that a stock is expensive relative to its fundamentals. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Cosa Resources and its competitors. For the Metals & Mining industry, the median PB Ratio is 2.32 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Cosa Resources's current PB Ratio is 5.89. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Cosa Resources stock overvalued right now?
Cosa Resources (COSAF) has a current PB Ratio of 5.89. The current PB Ratio is 5.89 and 153.9% above the Metals & Mining industry median of 2.32. Cosa Resources' overall GF Score™ is 30/100. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PB Ratio calculated?
PB Ratio is calculated from a company's financial statements. For Cosa Resources (COSAF), the current PB Ratio is 5.89 as of Jun. 24, 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.
Cosa Resources Corp is an exploration stage natural resource company engaged in the acquisition and exploration of mining properties. The company is focused on Uranium and its projects include Athabasca Uranium Exploration Projects, Darby Project, Packrat Project, and others.
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