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Nippon Aqua CoTSE:1429 -0.13%73 PB Ratio is 2.22 as of Jul. 23, 2026, which is 19% below its 10-year median of 2.74. GuruFocus rates TSE:1429 with a GF Score™ of 73/100 and a GF Value™ of 円1,075.86 (Significantly Undervalued). Among 1,722 Construction companies, Nippon Aqua Co ranks worse than 68.64% 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 (2026-07-23), Nippon Aqua Co's share price is 円748.00. Nippon Aqua Co's Book Value per Share for the quarter that ended in Dec. 2025 was 円337.10. Hence, Nippon Aqua Co's PB Ratio of today is 2.22.
The historical rank and industry rank for Nippon Aqua Co's PB Ratio or its related term are showing as below:
TSE:1429'
s PB Ratio Range Over the Past 10 Years
Min: 1.8 Med: 2.74 Max: 3.95
Current: 2.22
During the past 13 years, Nippon Aqua Co's highest PB Ratio was 3.95. The lowest was 1.80. And the median was 2.74.
TSE:1429's PB Ratio is ranked worse than 68.64% of 1722
companies
in the Construction industry
Industry Median: 1.32
vs TSE:1429: 2.22
During the past 12 months, Nippon Aqua Co's average Book Value Per Share Growth Rate was 9.30% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 12.40% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 9.40% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 8.40% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Nippon Aqua Co was 72.60% per year. The lowest was 2.30% per year. And the median was 7.80% 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.
Nippon Aqua Co PB Ratio Related Terms
Nippon Aqua Co PB Ratio Historical Data
* Premium members only.
The historical data trend for Nippon Aqua 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, Nippon Aqua 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.
Nippon Aqua Co PB Ratio vs Construction Industry
For the Construction industry and Industrials sector, Nippon Aqua Co's PB Ratio distribution charts can be found below:
* The bar in red indicates where Nippon Aqua 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.
Nippon Aqua 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.
Nippon Aqua Co (TSE:1429) has a PB Ratio of 2.22 as of Jul. 23, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Nippon Aqua Co and its competitors. This is 19% below median its historical median of 2.74. Over the past decade, Nippon Aqua Co's PB Ratio has ranged from 1.80 to 3.95. According to the industry distribution chart, Nippon Aqua Co ranks #1182 out of 1722 companies in the Construction industry, placing it in the top 68.6%.
Is Nippon Aqua Co's PB Ratio too high?
Nippon Aqua Co's current PB Ratio of 2.22 is 19% below median its 10-year median of 2.74. Over the past 10 years, this metric has ranged from a low of 1.80 to a high of 3.95. The Construction industry median PB Ratio is 1.32. Nippon Aqua Co's value of 2.22 is 68.2% above this industry median. Based on the distribution chart, Nippon Aqua Co ranks #1182 out of 1722 companies in the Construction industry, which is below the industry midpoint. Overall, Nippon Aqua Co has a GF Score™ of 73/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Nippon Aqua Co's PB Ratio compare to PWR and FIX?
According to the Construction industry distribution chart, Nippon Aqua Co ranks #1182 out of 1722 companies for PB Ratio. This places Nippon Aqua Co in the lower half of its industry. The industry median PB Ratio is 1.32. Nippon Aqua Co's value of 2.22 is 68.2% above this benchmark. Historically, Nippon Aqua Co's own PB Ratio has ranged from 1.80 to 3.95 over the past decade. While the company's 10-year median is 2.74 vs. the industry median of 1.32, Nippon Aqua 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 1,722 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. Nippon Aqua Co's current PB Ratio of 2.22 is 68.2% 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 Nippon Aqua 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. Nippon Aqua Co's current PB Ratio is 2.22, which is 19% below median its own 10-year median of 2.74. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Nippon Aqua Co stock overvalued right now?
Based on GuruFocus' analysis, Nippon Aqua Co (TSE:1429) is currently considered Significantly Undervalued. The stock's GF Value™ is 円1,075.86, compared to a current price of 円748.00 — trading 30.5% below its estimated fair value. The current PB Ratio is 2.22, which is 19% below median its 10-year median of 2.74 and 68.2% above the Construction industry median of 1.32. Nippon Aqua Co's overall GF Score™ is 73/100. 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 Nippon Aqua Co (TSE:1429), the current PB Ratio is 2.22 as of Jul. 23, 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 Nippon Aqua Co (TSE:1429) Overvalued in 2026?
Based on GuruFocus' analysis, Nippon Aqua Co stock appears to be undervalued.
The current stock price of 円748.00 is trading 30.5% below its estimated GF Value™ of 円1,075.86.
GuruFocus considers Nippon Aqua Co to be Significantly Undervalued.
Key valuation signals for TSE:1429:
PB Ratio: 2.22 (19% below median its 10-year median of 2.74)
GF Value™: 円1,075.86 vs. price of 円748.00 (30.5% below fair value)
Industry Position: 68.2% above the Construction median (#1182 of 1722)
No single metric tells the full story. See the TSE:1429 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Nippon Aqua Co Ltd is engaged in the development, sales, and installation of rigid polyurethane foam (Note) and waterproofing materials (polyurea). The company also provides a comprehensive service from the procurement, manufacturing, and sales of raw materials according to its specifications, to insulation design, sales of related materials such as heat-shielding materials, and on-site installation. Its business consists of a single business: thermal insulation construction and related services.
73GF Score
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