Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
Carna Biosciences's book value per share for the quarter that ended in Dec. 2025 was 円16.16.
During the past 12 months, Carna Biosciences's average Book Value Per Share Growth Rate was -87.50% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was -60.20% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was -39.60% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was -9.40% 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 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Carna Biosciences was 54.70% per year. The lowest was -60.20% per year. And the median was -8.20% per year.
Carna Biosciences's current price is 円296.00. Its book value per share for the quarter that ended in Dec. 2025 was 円16.16. Hence, today's PB Ratio of Carna Biosciences is 18.32.
During the past 13 years, the highest P/B Ratio of Carna Biosciences was 30.01. The lowest was 1.57. And the median was 4.42.
Carna Biosciences (TSE:4572) Book Value per Share Explanation
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.
Carna Biosciences Book Value per Share Related Terms
Carna Biosciences Book Value per Share Historical Data
* Premium members only.
The historical data trend for Carna Biosciences'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.
TSE:4572 vs VRTX, REGN, RVMD: Book Value per Share Comparison
For the Biotechnology subindustry, Carna Biosciences'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.
Carna Biosciences PB Ratio vs Biotechnology Industry
For the Biotechnology industry and Healthcare sector, Carna Biosciences's PB Ratio distribution charts can be found below:
* The bar in red indicates where Carna Biosciences'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.
Carna Biosciences (TSE:4572) has a Book Value per Share of 円16.16 as of Dec. 2025. Book value per share gives the per-share value of a company's stockholder equity. View historical data on Carna Biosciences and its competitors.
Is Carna Biosciences' Book Value per Share too high?
Carna Biosciences' current Book Value per Share is 円16.16. Overall, Carna Biosciences has a GF Score™ of 43/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Carna Biosciences' Book Value per Share compare to VRTX and REGN?
Carna Biosciences' Book Value per Share of 円16.16 can be compared against companies in the Biotechnology 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 Biotechnology company?
A good Book Value per Share depends on the Biotechnology 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 Carna Biosciences and its competitors. Carna Biosciences's current Book Value per Share is 円16.16. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Carna Biosciences stock overvalued right now?
Based on GuruFocus' analysis, Carna Biosciences (TSE:4572) is currently considered Significantly Overvalued. The stock's GF Value™ is 円185.96, compared to a current price of 円296.00 — trading 59.2% above its estimated fair value. The current Book Value per Share is 円16.16. Carna Biosciences' overall GF Score™ is 43/100 with 6 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 Carna Biosciences (TSE:4572), the current Book Value per Share is 円16.16 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.
Is Carna Biosciences (TSE:4572) Overvalued in 2026?
Based on GuruFocus' analysis, Carna Biosciences stock appears to be overvalued.
The current stock price of 円296.00 is trading 59.2% above its estimated GF Value™ of 円185.96.
GuruFocus considers Carna Biosciences to be Significantly Overvalued.
Key valuation signals for TSE:4572:
Book Value per Share: 円16.16
GF Value™: 円185.96 vs. price of 円296.00 (59.2% above fair value)
No single metric tells the full story. See the TSE:4572 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Carna Biosciences Inc is a Japanese company engaged in drug discovery support business and drug discovery and development business. The company identifies and develops medicines for the treatment of cancer and inflammatory diseases using own kinase drug discovery platform, QuickScout.
43GF Score
Get the complete analysis for TSE:4572
Book Value per Share 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:4572 has been successfully added to your 
