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Kokyo's book value per share for the quarter that ended in Dec. 2025 was 円1,535.51.
During the past 12 months, Kokyo's average Book Value Per Share Growth Rate was 10.20% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 23.20% per year.
Please click Growth Rate Calculation Example (GuruFocus) to see how GuruFocus calculates Wal-Mart Stores Inc (WMT)'s revenue growth rate. You can apply the same method to get the book value growth rate using book value per share data.
During the past 5 years, the highest 3-Year average Book Value Per Share Growth Rate of Kokyo was 27.70% per year. The lowest was 23.20% per year. And the median was 25.45% per year.
Kokyo's current price is 円1700.00. Its book value per share for the quarter that ended in Dec. 2025 was 円1,535.51. Hence, today's PB Ratio of Kokyo is 1.11.
During the past 5 years, the highest P/B Ratio of Kokyo was 2.07. The lowest was 1.11. And the median was 1.22.
Good Sign:
Kokyo Inc stock PB Ratio (=1.11) is close to 5-year low of 1.11.
Usually a company's book value and Tangible Book per Share may not reflect its true value. The assets may be carried on the balance sheets at the original cost minus depreciation. This may underestimate the true economic values of the assets. It also may over-estimate their true economic value because the assets can become obsolete.
For financial companies such as banks and insurance companies, their assets may be reported in current market value of the assets owned. Book values of financial companies are more accurate indicator of the economic value of the company.
Kokyo Book Value per Share Related Terms
Kokyo Book Value per Share Historical Data
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The historical data trend for Kokyo's Book Value per Share 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 Scientific & Technical Instruments subindustry, Kokyo'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.
Kokyo PB Ratio vs Hardware Industry
For the Hardware industry and Technology sector, Kokyo's PB Ratio distribution charts can be found below:
* The bar in red indicates where Kokyo's PB Ratio falls into.
* 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.
What does a Book Value per Share of 円1,535.51 mean?
Kokyo (TSE:5887) has a Book Value per Share of 円1,535.51 as of Dec. 2025. Book value per share gives the per-share value of a company's stockholder equity. View historical data on Kokyo and its competitors.
Is Kokyo's Book Value per Share too high?
Kokyo's current Book Value per Share is 円1,535.51. Overall, Kokyo has a GF Score™ of 23/100, reflecting its overall financial health beyond just this single metric.
How does Kokyo's Book Value per Share compare to ?
Kokyo's Book Value per Share of 円1,535.51 can be compared against companies in the Hardware industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Book Value per Share for a Hardware company?
A good Book Value per Share depends on the Hardware industry context. However, Book Value per Share should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Book Value per Share mean?
A high Book Value per Share can signal that a stock is expensive relative to its fundamentals. Book value per share gives the per-share value of a company's stockholder equity. View historical data on Kokyo and its competitors. Kokyo's current Book Value per Share is 円1,535.51. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Kokyo stock overvalued right now?
Kokyo (TSE:5887) has a current Book Value per Share of 円1,535.51. The current Book Value per Share is 円1,535.51. Kokyo's overall GF Score™ is 23/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Book Value per Share calculated?
Book Value per Share is calculated from a company's financial statements. For Kokyo (TSE:5887), the current Book Value per Share is 円1,535.51 as of Dec. 2025. 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.
Kokyo Inc is specializes in the laser industry, providing a platform that connects companies, engineers, and researchers involved in light and lasers. The company is a single segment engaged in the sale of laser-related products and related businesses.
23GF Score
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