Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
The historical rank and industry rank for Japan Petroleum Exploration Co's PB Ratio or its related term are showing as below:
JPTXF'
s PB Ratio Range Over the Past 10 Years
Min: 0.2 Med: 0.4 Max: 1.21
Current: 0.73
During the past 13 years, Japan Petroleum Exploration Co's highest PB Ratio was 1.21. The lowest was 0.20. And the median was 0.40.
JPTXF's PB Ratio is ranked better than 79.66% of 934
companies
in the Oil & Gas industry
Industry Median: 1.44
vs JPTXF: 0.73
During the past 12 months, Japan Petroleum Exploration Co's average Book Value Per Share Growth Rate was 18.90% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 16.00% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 13.00% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 4.30% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Japan Petroleum Exploration Co was 16.00% per year. The lowest was -4.30% per year. And the median was 1.20% 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.
Japan Petroleum Exploration Co PB Ratio Related Terms
Japan Petroleum Exploration Co PB Ratio 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.
For the Oil & Gas E&P subindustry, Japan Petroleum Exploration Co'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.
Japan Petroleum Exploration Co PB Ratio vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Japan Petroleum Exploration Co's PB Ratio distribution charts can be found below:
* The bar in red indicates where Japan Petroleum Exploration Co's PB Ratio falls into.
Japan Petroleum Exploration Co PB Ratio Calculation
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.
Japan Petroleum Exploration Co (JPTXF) has a PB Ratio of 0.89 as of Aug. 08, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Japan Petroleum Exploration Co and its competitors. This is 123% above median its historical median of 0.40. Over the past decade, Japan Petroleum Exploration Co's PB Ratio has ranged from 0.20 to 1.21. According to the industry distribution chart, Japan Petroleum Exploration Co ranks #190 out of 934 companies in the Oil & Gas industry, placing it in the top 20.3%.
Is Japan Petroleum Exploration Co's PB Ratio too high?
Japan Petroleum Exploration Co's current PB Ratio of 0.89 is 123% above median its 10-year median of 0.40. Over the past 10 years, this metric has ranged from a low of 0.20 to a high of 1.21. The Oil & Gas industry median PB Ratio is 1.44. Japan Petroleum Exploration Co's value of 0.89 is 38.2% below this industry median. Based on the distribution chart, Japan Petroleum Exploration Co ranks #190 out of 934 companies in the Oil & Gas industry, which is in the top quartile — a strong position relative to peers. Overall, Japan Petroleum Exploration Co has a GF Score™ of 73/100, reflecting its overall financial health beyond just this single metric.
How does Japan Petroleum Exploration Co's PB Ratio compare to COP and EOG?
According to the Oil & Gas industry distribution chart, Japan Petroleum Exploration Co ranks #190 out of 934 companies for PB Ratio. This places Japan Petroleum Exploration Co in the top 20% of its industry — outperforming the majority of peers. The industry median PB Ratio is 1.44. Japan Petroleum Exploration Co's value of 0.89 is 38.2% below this benchmark. Historically, Japan Petroleum Exploration Co's own PB Ratio has ranged from 0.20 to 1.21 over the past decade. While the company's 10-year median is 0.40 vs. the industry median of 1.44, Japan Petroleum Exploration Co 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 1.44, based on 934 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. Japan Petroleum Exploration Co's current PB Ratio of 0.89 is 38.2% 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 Japan Petroleum Exploration Co and its competitors. For the Oil & Gas industry, the median PB Ratio is 1.44 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Japan Petroleum Exploration Co's current PB Ratio is 0.89, which is 123% above median its own 10-year median of 0.40. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Japan Petroleum Exploration Co stock overvalued right now?
Japan Petroleum Exploration Co (JPTXF) has a current PB Ratio of 0.89. The stock's GF Value™ is $9.02, compared to a current price of $13.75 — trading 52.4% above its estimated fair value. The current PB Ratio is 0.89, which is 123% above median its 10-year median of 0.40 and 38.2% below the Oil & Gas industry median of 1.44. Japan Petroleum Exploration Co's overall GF Score™ is 73/100 with 3 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 Japan Petroleum Exploration Co (JPTXF), the current PB Ratio is 0.89 as of Aug. 08, 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 Japan Petroleum Exploration Co (JPTXF) Overvalued in 2026?
Based on GuruFocus' analysis, Japan Petroleum Exploration Co stock appears to be overvalued.
The current stock price of $13.75 is trading 52.4% above its estimated GF Value™ of $9.02.
Key valuation signals for JPTXF:
PB Ratio: 0.89 (123% above median its 10-year median of 0.40)
GF Value™: $9.02 vs. price of $13.75 (52.4% above fair value)
Industry Position: 38.2% below the Oil & Gas median (#190 of 934)
No single metric tells the full story. See the JPTXF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Japan Petroleum Exploration Co Ltd is a drilling and exploration company that specializes in the production of crude oil and liquefied natural gas. Majority of the company's revenue is derived from oil and gas fields in Japan, with additional production coming from various international positions. Japan Petroleum Exploration serves natural gas to electric power companies, local distribution companies, and various industrial users. It also supplies and sells crude oil to petroleum refiners and trading companies.
73GF Score
Get the complete analysis for JPTXF
PB Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
JPTXF has been successfully added to your 
