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Seiyu kogyo CoNGO:9170 +2.34%23 PB Ratio is 2.58 as of Jul. 27, 2026, which is 128% above its 10-year median of 1.13. GuruFocus rates NGO:9170 with a GF Score™ of 23/100 and a GF Value™ of 円870.84 (Significantly Overvalued). The stock has 3 warning signs investors should review. Among 1,720 Construction companies, Seiyu kogyo Co ranks worse than 72.97% 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 (2026-07-27), Seiyu kogyo Co's share price is 円1750.00. Seiyu kogyo Co's Book Value per Share for the quarter that ended in Mar. 2026 was 円677.54. Hence, Seiyu kogyo Co's PB Ratio of today is 2.58.
The historical rank and industry rank for Seiyu kogyo Co's PB Ratio or its related term are showing as below:
NGO:9170'
s PB Ratio Range Over the Past 10 Years
Min: 0.68 Med: 1.13 Max: 3.34
Current: 2.58
During the past 5 years, Seiyu kogyo Co's highest PB Ratio was 3.34. The lowest was 0.68. And the median was 1.13.
NGO:9170's PB Ratio is ranked worse than 72.97% of 1720
companies
in the Construction industry
Industry Median: 1.32
vs NGO:9170: 2.58
During the past 12 months, Seiyu kogyo Co's average Book Value Per Share Growth Rate was 11.30% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 10.40% per year.
During the past 5 years, the highest 3-Year average Book Value Per Share Growth Rate of Seiyu kogyo Co was 10.40% per year. The lowest was 8.80% per year. And the median was 9.60% 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.
Seiyu kogyo Co PB Ratio Related Terms
Seiyu kogyo Co PB Ratio Historical Data
* Premium members only.
The historical data trend for Seiyu kogyo 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 Engineering & Construction subindustry, Seiyu kogyo 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.
Seiyu kogyo Co PB Ratio vs Construction Industry
For the Construction industry and Industrials sector, Seiyu kogyo Co's PB Ratio distribution charts can be found below:
* The bar in red indicates where Seiyu kogyo 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.
Seiyu kogyo 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.
Seiyu kogyo Co (NGO:9170) has a PB Ratio of 2.58 as of Jul. 27, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Seiyu kogyo Co and its competitors. This is 128% above median its historical median of 1.13. Over the past decade, Seiyu kogyo Co's PB Ratio has ranged from 0.68 to 3.34. According to the industry distribution chart, Seiyu kogyo Co ranks #1255 out of 1720 companies in the Construction industry, placing it in the top 73%.
Is Seiyu kogyo Co's PB Ratio too high?
Seiyu kogyo Co's current PB Ratio of 2.58 is 128% above median its 10-year median of 1.13. Over the past 10 years, this metric has ranged from a low of 0.68 to a high of 3.34. The Construction industry median PB Ratio is 1.32. Seiyu kogyo Co's value of 2.58 is 95.5% above this industry median. Based on the distribution chart, Seiyu kogyo Co ranks #1255 out of 1720 companies in the Construction industry, which is below the industry midpoint. Overall, Seiyu kogyo Co has a GF Score™ of 23/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Seiyu kogyo Co's PB Ratio compare to PWR and FIX?
According to the Construction industry distribution chart, Seiyu kogyo Co ranks #1255 out of 1720 companies for PB Ratio. This places Seiyu kogyo Co in the lower half of its industry. The industry median PB Ratio is 1.32. Seiyu kogyo Co's value of 2.58 is 95.5% above this benchmark. Historically, Seiyu kogyo Co's own PB Ratio has ranged from 0.68 to 3.34 over the past decade. While the company's 10-year median is 1.13 vs. the industry median of 1.32, Seiyu kogyo Co has consistently been above 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 a Construction company?
The median PB Ratio among Construction companies is 1.32, based on 1,720 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. Seiyu kogyo Co's current PB Ratio of 2.58 is 95.5% 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 Seiyu kogyo Co and its competitors. For the Construction industry, the median PB Ratio is 1.32 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Seiyu kogyo Co's current PB Ratio is 2.58, which is 128% above median its own 10-year median of 1.13. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Seiyu kogyo Co stock overvalued right now?
Based on GuruFocus' analysis, Seiyu kogyo Co (NGO:9170) is currently considered Significantly Overvalued. The stock's GF Value™ is 円870.84, compared to a current price of 円1,750.00 — trading 101% above its estimated fair value. The current PB Ratio is 2.58, which is 128% above median its 10-year median of 1.13 and 95.5% above the Construction industry median of 1.32. Seiyu kogyo Co's overall GF Score™ is 23/100 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 Seiyu kogyo Co (NGO:9170), the current PB Ratio is 2.58 as of Jul. 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 Seiyu kogyo Co (NGO:9170) Overvalued in 2026?
Based on GuruFocus' analysis, Seiyu kogyo Co stock appears to be overvalued.
The current stock price of 円1,750.00 is trading 101% above its estimated GF Value™ of 円870.84.
GuruFocus considers Seiyu kogyo Co to be Significantly Overvalued.
Key valuation signals for NGO:9170:
PB Ratio: 2.58 (128% above median its 10-year median of 1.13)
GF Value™: 円870.84 vs. price of 円1,750.00 (101% above fair value)
Industry Position: 95.5% above the Construction median (#1255 of 1720)
No single metric tells the full story. See the NGO:9170 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Seiyu kogyo Co Ltd is engaged in the business of construction work, Industrial waste treatment, Contaminated soil treatment, Transportation business, and Recycled construction materials production and sales business.
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