Aiphone CoTSE:6718 +0.29%75 PB Ratio is 0.65 as of Jul. 12, 2026, which is 2% above its 10-year median of 0.64. GuruFocus rates TSE:6718 with a GF Score™ of 75/100 and a GF Value™ of 円2,925.27 (Fairly Valued). The stock has 5 warning signs investors should review. Among 2,421 Hardware companies, Aiphone Co ranks better than 88.64% 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 (2026-07-12), Aiphone Co's share price is 円2790.00. Aiphone Co's Book Value per Share for the quarter that ended in Mar. 2026 was 円4,278.85. Hence, Aiphone Co's PB Ratio of today is 0.65.
Good Sign:
Aiphone Co Ltd stock PB Ratio (=0.65) is close to 3-year low of 0.59.
The historical rank and industry rank for Aiphone Co's PB Ratio or its related term are showing as below:
TSE:6718'
s PB Ratio Range Over the Past 10 Years
Min: 0.43 Med: 0.64 Max: 0.83
Current: 0.65
During the past 13 years, Aiphone Co's highest PB Ratio was 0.83. The lowest was 0.43. And the median was 0.64.
TSE:6718's PB Ratio is ranked better than 88.64% of 2421
companies
in the Hardware industry
Industry Median: 2.35
vs TSE:6718: 0.65
During the past 12 months, Aiphone Co's average Book Value Per Share Growth Rate was 4.90% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 6.20% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 6.10% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 5.40% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Aiphone Co was 7.70% per year. The lowest was -1.20% per year. And the median was 4.30% 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.
Aiphone Co PB Ratio Related Terms
Aiphone Co PB Ratio Historical Data
* Premium members only.
The historical data trend for Aiphone 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 Communication Equipment subindustry, Aiphone 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.
Aiphone Co PB Ratio vs Hardware Industry
For the Hardware industry and Technology sector, Aiphone Co's PB Ratio distribution charts can be found below:
* The bar in red indicates where Aiphone 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.
Aiphone 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.
Aiphone Co (TSE:6718) has a PB Ratio of 0.65 as of Jul. 12, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Aiphone Co and its competitors. This is near median its historical median of 0.64. Over the past decade, Aiphone Co's PB Ratio has ranged from 0.43 to 0.83. According to the industry distribution chart, Aiphone Co ranks #275 out of 2421 companies in the Hardware industry, placing it in the top 11.4%.
Is Aiphone Co's PB Ratio too high?
Aiphone Co's current PB Ratio of 0.65 is near median its 10-year median of 0.64. Over the past 10 years, this metric has ranged from a low of 0.43 to a high of 0.83. The Hardware industry median PB Ratio is 2.35. Aiphone Co's value of 0.65 is 72.3% below this industry median. Based on the distribution chart, Aiphone Co ranks #275 out of 2421 companies in the Hardware industry, which is in the top quartile — a strong position relative to peers. Overall, Aiphone Co has a GF Score™ of 75/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Aiphone Co's PB Ratio compare to CSCO and CIEN?
According to the Hardware industry distribution chart, Aiphone Co ranks #275 out of 2421 companies for PB Ratio. This places Aiphone Co in the top 11% of its industry — outperforming the majority of peers. The industry median PB Ratio is 2.35. Aiphone Co's value of 0.65 is 72.3% below this benchmark. Historically, Aiphone Co's own PB Ratio has ranged from 0.43 to 0.83 over the past decade. While the company's 10-year median is 0.64 vs. the industry median of 2.35, Aiphone 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 a Hardware company?
The median PB Ratio among Hardware companies is 2.35, based on 2,421 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. Aiphone Co's current PB Ratio of 0.65 is 72.3% 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 Aiphone Co and its competitors. For the Hardware industry, the median PB Ratio is 2.35 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Aiphone Co's current PB Ratio is 0.65, which is near median its own 10-year median of 0.64. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Aiphone Co stock overvalued right now?
Based on GuruFocus' analysis, Aiphone Co (TSE:6718) is currently considered Fairly Valued. The stock's GF Value™ is 円2,925.27, compared to a current price of 円2,790.00 — trading 4.6% below its estimated fair value. The current PB Ratio is 0.65, which is near median its 10-year median of 0.64 and 72.3% below the Hardware industry median of 2.35. Aiphone Co's overall GF Score™ is 75/100 with 5 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 Aiphone Co (TSE:6718), the current PB Ratio is 0.65 as of Jul. 12, 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 Aiphone Co (TSE:6718) Overvalued in 2026?
Based on GuruFocus' analysis, Aiphone Co stock appears to be undervalued.
The current stock price of 円2,790.00 is trading 4.6% below its estimated GF Value™ of 円2,925.27.
GuruFocus considers Aiphone Co to be Fairly Valued.
Key valuation signals for TSE:6718:
PB Ratio: 0.65 (near median its 10-year median of 0.64)
GF Value™: 円2,925.27 vs. price of 円2,790.00 (4.6% below fair value)
Industry Position: 72.3% below the Hardware median (#275 of 2421)
No single metric tells the full story. See the TSE:6718 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Aiphone Co Ltd is a Japanese company engaged in manufacturing and selling communication and security systems. It operates in two business divisions including security business and care business. In the security business, it offers security systems for detached houses, apartment houses, schools, public facilities, and commercial facilities. Its products include TV (television) door phone, emergency caller, wireless paging system, interphone application, among others. In the care business, it manufactures products including nurse call for medical facilities, nurse call for welfare facilities, and multi-housing system for elderly people.
75GF Score
Get the complete analysis for TSE:6718
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
TSE:6718 has been successfully added to your 
