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PuriBlood Medical CoROCO:6847 -0.39%74 PB Ratio is 7.86 as of Jul. 16, 2026, which is 2% below its 10-year median of 8.00. GuruFocus rates ROCO:6847 with a GF Score™ of 74/100 and a GF Value™ of NT$66.17 (Modestly Overvalued). The stock has 9 warning signs investors should review. Among 195 Medical Diagnostics & Research companies, PuriBlood Medical Co ranks worse than 86.67% on this metric.
PuriBlood Medical Co Ltd stock PB Ratio (=8.17) is close to 2-year high of 8.85.
The historical rank and industry rank for PuriBlood Medical Co's PB Ratio or its related term are showing as below:
ROCO:6847'
s PB Ratio Range Over the Past 10 Years
Min: 4.86 Med: 8 Max: 21.73
Current: 7.85
During the past 8 years, PuriBlood Medical Co's highest PB Ratio was 21.73. The lowest was 4.86. And the median was 8.00.
ROCO:6847's PB Ratio is ranked worse than 86.67% of 195
companies
in the Medical Diagnostics & Research industry
Industry Median: 2.03
vs ROCO:6847: 7.85
During the past 12 months, PuriBlood Medical Co's average Book Value Per Share Growth Rate was -20.10% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was -15.60% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was -0.30% per year.
During the past 8 years, the highest 3-Year average Book Value Per Share Growth Rate of PuriBlood Medical Co was 106.10% per year. The lowest was -15.60% per year. And the median was 14.70% per year.
Back to Basics: PB Ratio
PuriBlood Medical Co (ROCO:6847) PB Ratio Explanation
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.
PuriBlood Medical Co PB Ratio Related Terms
PuriBlood Medical Co PB Ratio Historical Data
* Premium members only.
The historical data trend for PuriBlood Medical 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 Diagnostics & Research subindustry, PuriBlood Medical 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.
PuriBlood Medical Co PB Ratio vs Medical Diagnostics & Research Industry
For the Medical Diagnostics & Research industry and Healthcare sector, PuriBlood Medical Co's PB Ratio distribution charts can be found below:
* The bar in red indicates where PuriBlood Medical 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.
* 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.
PuriBlood Medical Co (ROCO:6847) has a PB Ratio of 7.86 as of Jul. 16, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on PuriBlood Medical Co and its competitors. This is near median its historical median of 8.00. Over the past decade, PuriBlood Medical Co's PB Ratio has ranged from 4.86 to 21.73. According to the industry distribution chart, PuriBlood Medical Co ranks #169 out of 195 companies in the Medical Diagnostics & Research industry, placing it in the top 86.7%.
Is PuriBlood Medical Co's PB Ratio too high?
PuriBlood Medical Co's current PB Ratio of 7.86 is near median its 10-year median of 8.00. Over the past 10 years, this metric has ranged from a low of 4.86 to a high of 21.73. The Medical Diagnostics & Research industry median PB Ratio is 2.03. PuriBlood Medical Co's value of 7.86 is 287.2% above this industry median. Based on the distribution chart, PuriBlood Medical Co ranks #169 out of 195 companies in the Medical Diagnostics & Research industry, which is in the bottom quartile relative to peers. Overall, PuriBlood Medical Co has a GF Score™ of 74/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does PuriBlood Medical Co's PB Ratio compare to TMO and DHR?
According to the Medical Diagnostics & Research industry distribution chart, PuriBlood Medical Co ranks #169 out of 195 companies for PB Ratio. This places PuriBlood Medical Co in the lower half of its industry. The industry median PB Ratio is 2.03. PuriBlood Medical Co's value of 7.86 is 287.2% above this benchmark. Historically, PuriBlood Medical Co's own PB Ratio has ranged from 4.86 to 21.73 over the past decade. While the company's 10-year median is 8.00 vs. the industry median of 2.03, PuriBlood Medical 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 Medical Diagnostics & Research company?
The median PB Ratio among Medical Diagnostics & Research companies is 2.03, based on 195 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. PuriBlood Medical Co's current PB Ratio of 7.86 is 287.2% 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 PuriBlood Medical Co and its competitors. For the Medical Diagnostics & Research industry, the median PB Ratio is 2.03 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. PuriBlood Medical Co's current PB Ratio is 7.86, which is near median its own 10-year median of 8.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is PuriBlood Medical Co stock overvalued right now?
Based on GuruFocus' analysis, PuriBlood Medical Co (ROCO:6847) is currently considered Modestly Overvalued. The stock's GF Value™ is NT$66.17, compared to a current price of NT$77.40 — trading 17% above its estimated fair value. The current PB Ratio is 7.86, which is near median its 10-year median of 8.00 and 287.2% above the Medical Diagnostics & Research industry median of 2.03. PuriBlood Medical Co's overall GF Score™ is 74/100 with 9 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 PuriBlood Medical Co (ROCO:6847), the current PB Ratio is 7.86 as of Jul. 16, 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 PuriBlood Medical Co (ROCO:6847) Overvalued in 2026?
Based on GuruFocus' analysis, PuriBlood Medical Co stock appears to be overvalued.
The current stock price of NT$77.40 is trading 17% above its estimated GF Value™ of NT$66.17.
GuruFocus considers PuriBlood Medical Co to be Modestly Overvalued.
Key valuation signals for ROCO:6847:
PB Ratio: 7.86 (near median its 10-year median of 8.00)
GF Value™: NT$66.17 vs. price of NT$77.40 (17% above fair value)
Industry Position: 287.2% above the Medical Diagnostics & Research median (#169 of 195)
No single metric tells the full story. See the ROCO:6847 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
PuriBlood Medical Co Ltd is engaged in developing solutions for leukoreduction, cell separation, and anti-fouling materials. Its technology protects to supports living beings from medical devices to daily protection. The products of the company include Leukoreduction, Cell Separation, and P-tex.
74GF Score
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