Rubellite EnergyTSX:RBY +0.60%57 PB Ratio is 0.98 as of Jun. 29, 2026, which is 38% above its 10-year median of 0.71. GuruFocus rates TSX:RBY with a GF Score™ of 57/100 and a GF Value™ of C$3.24 (Fairly Valued). The stock has 4 warning signs investors should review. Among 926 Oil & Gas companies, Rubellite Energy ranks better than 66.74% 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 (2026-06-29), Rubellite Energy's share price is C$3.35. Rubellite Energy's Book Value per Share for the quarter that ended in Mar. 2026 was C$3.43. Hence, Rubellite Energy's PB Ratio of today is 0.98.
The historical rank and industry rank for Rubellite Energy's PB Ratio or its related term are showing as below:
TSX:RBY'
s PB Ratio Range Over the Past 10 Years
Min: 0.5 Med: 0.71 Max: 1.49
Current: 0.98
During the past 5 years, Rubellite Energy's highest PB Ratio was 1.49. The lowest was 0.50. And the median was 0.71.
TSX:RBY's PB Ratio is ranked better than 66.74% of 926
companies
in the Oil & Gas industry
Industry Median: 1.38
vs TSX:RBY: 0.98
During the past 12 months, Rubellite Energy's average Book Value Per Share Growth Rate was 2.40% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 8.10% per year.
During the past 5 years, the highest 3-Year average Book Value Per Share Growth Rate of Rubellite Energy was 15.30% per year. The lowest was 8.10% per year. And the median was 11.70% 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.
Rubellite Energy PB Ratio Related Terms
Rubellite Energy PB Ratio Historical Data
* Premium members only.
The historical data trend for Rubellite Energy'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 Oil & Gas E&P subindustry, Rubellite Energy'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.
Rubellite Energy PB Ratio vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Rubellite Energy's PB Ratio distribution charts can be found below:
* The bar in red indicates where Rubellite Energy'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.
* 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.
Rubellite Energy (TSX:RBY) has a PB Ratio of 0.98 as of Jun. 29, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Rubellite Energy and its competitors. This is 38% above median its historical median of 0.71. Over the past decade, Rubellite Energy's PB Ratio has ranged from 0.50 to 1.49. According to the industry distribution chart, Rubellite Energy ranks #308 out of 926 companies in the Oil & Gas industry, placing it in the top 33.3%.
Is Rubellite Energy's PB Ratio too high?
Rubellite Energy's current PB Ratio of 0.98 is 38% above median its 10-year median of 0.71. Over the past 10 years, this metric has ranged from a low of 0.50 to a high of 1.49. The Oil & Gas industry median PB Ratio is 1.38. Rubellite Energy's value of 0.98 is 29% below this industry median. Based on the distribution chart, Rubellite Energy ranks #308 out of 926 companies in the Oil & Gas industry, which is above the industry midpoint. Overall, Rubellite Energy has a GF Score™ of 57/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Rubellite Energy's PB Ratio compare to COP and EOG?
According to the Oil & Gas industry distribution chart, Rubellite Energy ranks #308 out of 926 companies for PB Ratio. This puts Rubellite Energy in the upper half of its industry. The industry median PB Ratio is 1.38. Rubellite Energy's value of 0.98 is 29% below this benchmark. Historically, Rubellite Energy's own PB Ratio has ranged from 0.50 to 1.49 over the past decade. While the company's 10-year median is 0.71 vs. the industry median of 1.38, Rubellite Energy has consistently been below the industry average. 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 an Oil & Gas company?
The median PB Ratio among Oil & Gas companies is 1.38, based on 926 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. Rubellite Energy's current PB Ratio of 0.98 is 29% below 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 Rubellite Energy and its competitors. For the Oil & Gas industry, the median PB Ratio is 1.38 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Rubellite Energy's current PB Ratio is 0.98, which is 38% above median its own 10-year median of 0.71. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Rubellite Energy stock overvalued right now?
Based on GuruFocus' analysis, Rubellite Energy (TSX:RBY) is currently considered Fairly Valued. The stock's GF Value™ is C$3.24, compared to a current price of C$3.35 — trading 3.4% above its estimated fair value. The current PB Ratio is 0.98, which is 38% above median its 10-year median of 0.71 and 29% below the Oil & Gas industry median of 1.38. Rubellite Energy's overall GF Score™ is 57/100 with 4 warning signs to review. 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 Rubellite Energy (TSX:RBY), the current PB Ratio is 0.98 as of Jun. 29, 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 Rubellite Energy (TSX:RBY) Overvalued in 2026?
Based on GuruFocus' analysis, Rubellite Energy stock appears to be overvalued.
The current stock price of C$3.35 is trading 3.4% above its estimated GF Value™ of C$3.24.
GuruFocus considers Rubellite Energy to be Fairly Valued.
Key valuation signals for TSX:RBY:
PB Ratio: 0.98 (38% above median its 10-year median of 0.71)
GF Value™: C$3.24 vs. price of C$3.35 (3.4% above fair value)
Industry Position: 29% below the Oil & Gas median (#308 of 926)
No single metric tells the full story. See the TSX:RBY stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Rubellite Energy Corp is an oil and natural gas exploration and production company. The company is focused on Clearwater oil exploration and development, utilizing multi-lateral horizontal drilling technology. The company is also engaged in the production of conventional heavy crude oil from the Clearwater Formation in Eastern Alberta. The Clearwater is a high-rate-of-return play with compelling economics at current forward market prices for Western Canadian Select crude oil.
57GF Score
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