Soiken HoldingsTSE:2385 +1.46%56 PB Ratio is 0.89 as of Jul. 06, 2026, which is 44% below its 10-year median of 1.58. GuruFocus rates TSE:2385 with a GF Score™ of 56/100 and a GF Value™ of 円114.55 (Significantly Overvalued). The stock has 3 warning signs investors should review. Among 1,230 Biotechnology companies, Soiken Holdings ranks better than 86.02% 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 (2026-07-06), Soiken Holdings's share price is 円209.00. Soiken Holdings's Book Value per Share for the quarter that ended in Dec. 2025 was 円234.79. Hence, Soiken Holdings's PB Ratio of today is 0.89.
The historical rank and industry rank for Soiken Holdings's PB Ratio or its related term are showing as below:
TSE:2385'
s PB Ratio Range Over the Past 10 Years
Min: 0.49 Med: 1.58 Max: 5.27
Current: 0.89
During the past 13 years, Soiken Holdings's highest PB Ratio was 5.27. The lowest was 0.49. And the median was 1.58.
TSE:2385's PB Ratio is ranked better than 86.02% of 1230
companies
in the Biotechnology industry
Industry Median: 2.99
vs TSE:2385: 0.89
During the past 12 months, Soiken Holdings's average Book Value Per Share Growth Rate was -2.80% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was -3.20% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 1.40% 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 Soiken Holdings was 10.30% per year. The lowest was -11.30% per year. And the median was 2.25% 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.
Soiken Holdings PB Ratio Related Terms
Soiken Holdings PB Ratio Historical Data
* Premium members only.
The historical data trend for Soiken Holdings'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 Biotechnology subindustry, Soiken Holdings'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.
Soiken Holdings PB Ratio vs Biotechnology Industry
For the Biotechnology industry and Healthcare sector, Soiken Holdings's PB Ratio distribution charts can be found below:
* The bar in red indicates where Soiken Holdings'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.
Soiken Holdings'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.
Soiken Holdings (TSE:2385) has a PB Ratio of 0.89 as of Jul. 06, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Soiken Holdings and its competitors. This is 44% below median its historical median of 1.58. Over the past decade, Soiken Holdings' PB Ratio has ranged from 0.49 to 5.27. According to the industry distribution chart, Soiken Holdings ranks #172 out of 1230 companies in the Biotechnology industry, placing it in the top 14%.
Is Soiken Holdings' PB Ratio too high?
Soiken Holdings' current PB Ratio of 0.89 is 44% below median its 10-year median of 1.58. Over the past 10 years, this metric has ranged from a low of 0.49 to a high of 5.27. The Biotechnology industry median PB Ratio is 2.99. Soiken Holdings' value of 0.89 is 70.2% below this industry median. Based on the distribution chart, Soiken Holdings ranks #172 out of 1230 companies in the Biotechnology industry, which is in the top quartile — a strong position relative to peers. Overall, Soiken Holdings has a GF Score™ of 56/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Soiken Holdings' PB Ratio compare to VRTX and REGN?
According to the Biotechnology industry distribution chart, Soiken Holdings ranks #172 out of 1230 companies for PB Ratio. This places Soiken Holdings in the top 14% of its industry — outperforming the majority of peers. The industry median PB Ratio is 2.99. Soiken Holdings' value of 0.89 is 70.2% below this benchmark. Historically, Soiken Holdings' own PB Ratio has ranged from 0.49 to 5.27 over the past decade. While the company's 10-year median is 1.58 vs. the industry median of 2.99, Soiken Holdings 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 Biotechnology company?
The median PB Ratio among Biotechnology companies is 2.99, based on 1,230 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. Soiken Holdings's current PB Ratio of 0.89 is 70.2% 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 Soiken Holdings and its competitors. For the Biotechnology industry, the median PB Ratio is 2.99 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Soiken Holdings's current PB Ratio is 0.89, which is 44% below median its own 10-year median of 1.58. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Soiken Holdings stock overvalued right now?
Based on GuruFocus' analysis, Soiken Holdings (TSE:2385) is currently considered Significantly Overvalued. The stock's GF Value™ is 円114.55, compared to a current price of 円209.00 — trading 82.5% above its estimated fair value. The current PB Ratio is 0.89, which is 44% below median its 10-year median of 1.58 and 70.2% below the Biotechnology industry median of 2.99. Soiken Holdings' overall GF Score™ is 56/100 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 Soiken Holdings (TSE:2385), the current PB Ratio is 0.89 as of Jul. 06, 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 Soiken Holdings (TSE:2385) Overvalued in 2026?
Based on GuruFocus' analysis, Soiken Holdings stock appears to be overvalued.
The current stock price of 円209.00 is trading 82.5% above its estimated GF Value™ of 円114.55.
GuruFocus considers Soiken Holdings to be Significantly Overvalued.
Key valuation signals for TSE:2385:
PB Ratio: 0.89 (44% below median its 10-year median of 1.58)
GF Value™: 円114.55 vs. price of 円209.00 (82.5% above fair value)
Industry Position: 70.2% below the Biotechnology median (#172 of 1230)
No single metric tells the full story. See the TSE:2385 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Soiken Holdings Inc operates as a biotechnology company in Japan. It provides clinical testing for pharmaceutical and food manufacturers that develop drugs and health food products based on biomarkers. It is involved in the marketing research and post-marketing surveillance of health supplements.
56GF Score
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