Osaka Gas CoOSGSY 64 PB Ratio is 1.17 as of Jun. 27, 2026, which is 36% above its 10-year median of 0.86. GuruFocus rates OSGSY with a GF Score™ of 64/100 and a GF Value™ of $46.24 (Significantly Overvalued). The stock has 3 warning signs investors should review. Among 502 Utilities - Regulated companies, Osaka Gas Co ranks better than 60.96% 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 (2026-06-27), Osaka Gas Co's share price is $69.23. Osaka Gas Co's Book Value per Share for the quarter that ended in Mar. 2026 was $59.30. Hence, Osaka Gas Co's PB Ratio of today is 1.17.
The historical rank and industry rank for Osaka Gas Co's PB Ratio or its related term are showing as below:
OSGSY'
s PB Ratio Range Over the Past 10 Years
Min: 0.6 Med: 0.86 Max: 1.48
Current: 1.14
During the past 13 years, Osaka Gas Co's highest PB Ratio was 1.48. The lowest was 0.60. And the median was 0.86.
OSGSY's PB Ratio is ranked better than 60.96% of 502
companies
in the Utilities - Regulated industry
Industry Median: 1.42
vs OSGSY: 1.14
During the past 12 months, Osaka Gas Co's average Book Value Per Share Growth Rate was 10.60% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 12.00% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 12.40% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 8.10% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Osaka Gas Co was 14.00% per year. The lowest was 0.30% per year. And the median was 6.35% 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.
Osaka Gas Co PB Ratio Related Terms
Osaka Gas Co PB Ratio Historical Data
* Premium members only.
The historical data trend for Osaka Gas Co'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 Utilities - Regulated Gas subindustry, Osaka Gas 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.
Osaka Gas Co PB Ratio vs Utilities - Regulated Industry
For the Utilities - Regulated industry and Utilities sector, Osaka Gas Co's PB Ratio distribution charts can be found below:
* The bar in red indicates where Osaka Gas Co'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.
Osaka Gas Co'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.
Osaka Gas Co (OSGSY) has a PB Ratio of 1.17 as of Jun. 27, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Osaka Gas Co and its competitors. This is 36% above median its historical median of 0.86. Over the past decade, Osaka Gas Co's PB Ratio has ranged from 0.60 to 1.48. According to the industry distribution chart, Osaka Gas Co ranks #196 out of 502 companies in the Utilities - Regulated industry, placing it in the top 39%.
Is Osaka Gas Co's PB Ratio too high?
Osaka Gas Co's current PB Ratio of 1.17 is 36% above median its 10-year median of 0.86. Over the past 10 years, this metric has ranged from a low of 0.60 to a high of 1.48. The Utilities - Regulated industry median PB Ratio is 1.42. Osaka Gas Co's value of 1.17 is 17.6% below this industry median. Based on the distribution chart, Osaka Gas Co ranks #196 out of 502 companies in the Utilities - Regulated industry, which is above the industry midpoint. Overall, Osaka Gas Co has a GF Score™ of 64/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Osaka Gas Co's PB Ratio compare to ATO and NI?
According to the Utilities - Regulated industry distribution chart, Osaka Gas Co ranks #196 out of 502 companies for PB Ratio. This puts Osaka Gas Co in the upper half of its industry. The industry median PB Ratio is 1.42. Osaka Gas Co's value of 1.17 is 17.6% below this benchmark. Historically, Osaka Gas Co's own PB Ratio has ranged from 0.60 to 1.48 over the past decade. While the company's 10-year median is 0.86 vs. the industry median of 1.42, Osaka Gas 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 Utilities - Regulated company?
The median PB Ratio among Utilities - Regulated companies is 1.42, based on 502 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. Osaka Gas Co's current PB Ratio of 1.17 is 17.6% 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 Osaka Gas Co and its competitors. For the Utilities - Regulated industry, the median PB Ratio is 1.42 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Osaka Gas Co's current PB Ratio is 1.17, which is 36% above median its own 10-year median of 0.86. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Osaka Gas Co stock overvalued right now?
Based on GuruFocus' analysis, Osaka Gas Co (OSGSY) is currently considered Significantly Overvalued. The stock's GF Value™ is $46.24, compared to a current price of $69.23 — trading 49.7% above its estimated fair value. The current PB Ratio is 1.17, which is 36% above median its 10-year median of 0.86 and 17.6% below the Utilities - Regulated industry median of 1.42. Osaka Gas Co's overall GF Score™ is 64/100 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 Osaka Gas Co (OSGSY), the current PB Ratio is 1.17 as of Jun. 27, 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 Osaka Gas Co (OSGSY) Overvalued in 2026?
Based on GuruFocus' analysis, Osaka Gas Co stock appears to be overvalued.
The current stock price of $69.23 is trading 49.7% above its estimated GF Value™ of $46.24.
GuruFocus considers Osaka Gas Co to be Significantly Overvalued.
Key valuation signals for OSGSY:
PB Ratio: 1.17 (36% above median its 10-year median of 0.86)
GF Value™: $46.24 vs. price of $69.23 (49.7% above fair value)
Industry Position: 17.6% below the Utilities - Regulated median (#196 of 502)
No single metric tells the full story. See the OSGSY stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Osaka Gas Co Ltd is a Japanese utility company involved in the production and supply of natural gas and electricity. The company operates through three segments. The Domestic Energy segment covers city gas production and supply, gas appliances, piping work, LNG and LPG sales, industrial gases, power generation, and electricity sales. The Life & Business Solutions segment engages in real estate development and leasing, information processing, and the sale of fine and carbon materials. The Overseas Energy segment focuses on natural gas and other energy development, investment, and supply. It generates the majority of its revenue from the Domestic energy segment.
64GF Score
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