AcouSort ABOSTO:ACOU -4.50%50 PB Ratio is 5.89 as of Jun. 30, 2026, which is 45% below its 10-year median of 10.79. GuruFocus rates OSTO:ACOU with a GF Score™ of 50/100 and a GF Value™ of kr9.18 (Possible Value Trap). The stock has 4 warning signs investors should review. Among 1,229 Biotechnology companies, AcouSort AB ranks worse than 74.21% 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 (2026-06-30), AcouSort AB's share price is kr3.82. AcouSort AB's Book Value per Share for the quarter that ended in Mar. 2026 was kr0.65. Hence, AcouSort AB's PB Ratio of today is 5.89.
The historical rank and industry rank for AcouSort AB's PB Ratio or its related term are showing as below:
OSTO:ACOU'
s PB Ratio Range Over the Past 10 Years
Min: 2.71 Med: 10.79 Max: 346.77
Current: 5.88
During the past 13 years, AcouSort AB's highest PB Ratio was 346.77. The lowest was 2.71. And the median was 10.79.
OSTO:ACOU's PB Ratio is ranked worse than 74.21% of 1229
companies
in the Biotechnology industry
Industry Median: 2.86
vs OSTO:ACOU: 5.88
During the past 12 months, AcouSort AB's average Book Value Per Share Growth Rate was 99.10% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was -18.60% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was -12.40% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 23.80% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of AcouSort AB was 437.70% per year. The lowest was -38.90% per year. And the median was 22.30% 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.
AcouSort AB PB Ratio Related Terms
AcouSort AB PB Ratio Historical Data
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The historical data trend for AcouSort AB'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.
OSTO:ACOU vs VRTX, REGN, ALNY: PB Ratio Comparison
For the Biotechnology subindustry, AcouSort AB'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.
AcouSort AB PB Ratio vs Biotechnology Industry
For the Biotechnology industry and Healthcare sector, AcouSort AB's PB Ratio distribution charts can be found below:
* The bar in red indicates where AcouSort AB'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.
AcouSort AB'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.
AcouSort AB (OSTO:ACOU) has a PB Ratio of 5.89 as of Jun. 30, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on AcouSort AB and its competitors. This is 45% below median its historical median of 10.79. Over the past decade, AcouSort AB's PB Ratio has ranged from 2.71 to 346.77. According to the industry distribution chart, AcouSort AB ranks #912 out of 1229 companies in the Biotechnology industry, placing it in the top 74.2%.
Is AcouSort AB's PB Ratio too high?
AcouSort AB's current PB Ratio of 5.89 is 45% below median its 10-year median of 10.79. Over the past 10 years, this metric has ranged from a low of 2.71 to a high of 346.77. The Biotechnology industry median PB Ratio is 2.86. AcouSort AB's value of 5.89 is 105.9% above this industry median. Based on the distribution chart, AcouSort AB ranks #912 out of 1229 companies in the Biotechnology industry, which is below the industry midpoint. Overall, AcouSort AB has a GF Score™ of 50/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does AcouSort AB's PB Ratio compare to VRTX and REGN?
According to the Biotechnology industry distribution chart, AcouSort AB ranks #912 out of 1229 companies for PB Ratio. This places AcouSort AB in the lower half of its industry. The industry median PB Ratio is 2.86. AcouSort AB's value of 5.89 is 105.9% above this benchmark. Historically, AcouSort AB's own PB Ratio has ranged from 2.71 to 346.77 over the past decade. While the company's 10-year median is 10.79 vs. the industry median of 2.86, AcouSort AB 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 Biotechnology company?
The median PB Ratio among Biotechnology companies is 2.86, based on 1,229 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. AcouSort AB's current PB Ratio of 5.89 is 105.9% 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 AcouSort AB and its competitors. For the Biotechnology industry, the median PB Ratio is 2.86 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. AcouSort AB's current PB Ratio is 5.89, which is 45% below median its own 10-year median of 10.79. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is AcouSort AB stock overvalued right now?
Based on GuruFocus' analysis, AcouSort AB (OSTO:ACOU) is currently considered Possible Value Trap. The stock's GF Value™ is kr9.18, compared to a current price of kr3.82 — trading 58.4% below its estimated fair value. The current PB Ratio is 5.89, which is 45% below median its 10-year median of 10.79 and 105.9% above the Biotechnology industry median of 2.86. AcouSort AB's overall GF Score™ is 50/100 with 4 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 AcouSort AB (OSTO:ACOU), the current PB Ratio is 5.89 as of Jun. 30, 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 AcouSort AB (OSTO:ACOU) Overvalued in 2026?
Based on GuruFocus' analysis, AcouSort AB stock appears to be undervalued.
The current stock price of kr3.82 is trading 58.4% below its estimated GF Value™ of kr9.18.
GuruFocus considers AcouSort AB to be Possible Value Trap.
Key valuation signals for OSTO:ACOU:
PB Ratio: 5.89 (45% below median its 10-year median of 10.79)
GF Value™: kr9.18 vs. price of kr3.82 (58.4% below fair value)
Industry Position: 105.9% above the Biotechnology median (#912 of 1229)
No single metric tells the full story. See the OSTO:ACOU stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
AcouSort AB is a company that specializes in products and solutions for the automated preparation of biological samples for researchers and life science companies. Its technology is based on using ultrasound to isolate, separate, or trap microscopic particles such as blood cells, bacteria, or extracellular vesicles in microfluidic channels. The company's products includes AcouTrap, AcouWash, and AcouPlasma.
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