Gubra ASSTU:PI3 -0.45%58 PB Ratio is 4.69 as of Jun. 24, 2026, which is 68% below its 10-year median of 14.75. GuruFocus rates STU:PI3 with a GF Score™ of 58/100 and a GF Value™ of €381.21 (Possible Value Trap). The stock has 3 warning signs investors should review. Among 1,233 Biotechnology companies, Gubra AS ranks worse than 69.59% 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 (2026-06-24), Gubra AS's share price is €44.02. Gubra AS's Book Value per Share for the quarter that ended in Dec. 2025 was €9.39. Hence, Gubra AS's PB Ratio of today is 4.69.
Good Sign:
Gubra AS stock PB Ratio (=4.81) is close to 2-year low of 4.55.
The historical rank and industry rank for Gubra AS's PB Ratio or its related term are showing as below:
STU:PI3'
s PB Ratio Range Over the Past 10 Years
Min: 4.08 Med: 14.75 Max: 24.1
Current: 4.79
During the past 7 years, Gubra AS's highest PB Ratio was 24.10. The lowest was 4.08. And the median was 14.75.
STU:PI3's PB Ratio is ranked worse than 69.59% of 1233
companies
in the Biotechnology industry
Industry Median: 2.83
vs STU:PI3: 4.79
During the past 12 months, Gubra AS's average Book Value Per Share Growth Rate was 153.90% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 119.70% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 67.70% per year.
During the past 7 years, the highest 3-Year average Book Value Per Share Growth Rate of Gubra AS was 119.70% per year. The lowest was 19.30% per year. And the median was 62.90% 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.
Gubra AS PB Ratio Related Terms
Gubra AS PB Ratio Historical Data
* Premium members only.
The historical data trend for Gubra AS'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, Gubra AS'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.
Gubra AS PB Ratio vs Biotechnology Industry
For the Biotechnology industry and Healthcare sector, Gubra AS's PB Ratio distribution charts can be found below:
* The bar in red indicates where Gubra AS'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.
Gubra AS'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.
Gubra AS (STU:PI3) has a PB Ratio of 4.69 as of Jun. 24, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Gubra AS and its competitors. This is 68% below median its historical median of 14.75. Over the past decade, Gubra AS's PB Ratio has ranged from 4.08 to 24.10. According to the industry distribution chart, Gubra AS ranks #858 out of 1233 companies in the Biotechnology industry, placing it in the top 69.6%.
Is Gubra AS's PB Ratio too high?
Gubra AS's current PB Ratio of 4.69 is 68% below median its 10-year median of 14.75. Over the past 10 years, this metric has ranged from a low of 4.08 to a high of 24.10. The Biotechnology industry median PB Ratio is 2.83. Gubra AS's value of 4.69 is 65.7% above this industry median. Based on the distribution chart, Gubra AS ranks #858 out of 1233 companies in the Biotechnology industry, which is below the industry midpoint. Overall, Gubra AS has a GF Score™ of 58/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does Gubra AS's PB Ratio compare to VRTX and REGN?
According to the Biotechnology industry distribution chart, Gubra AS ranks #858 out of 1233 companies for PB Ratio. This places Gubra AS in the lower half of its industry. The industry median PB Ratio is 2.83. Gubra AS's value of 4.69 is 65.7% above this benchmark. Historically, Gubra AS's own PB Ratio has ranged from 4.08 to 24.10 over the past decade. While the company's 10-year median is 14.75 vs. the industry median of 2.83, Gubra AS 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 2.83, based on 1,233 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. Gubra AS's current PB Ratio of 4.69 is 65.7% 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 Gubra AS and its competitors. For the Biotechnology industry, the median PB Ratio is 2.83 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Gubra AS's current PB Ratio is 4.69, which is 68% below median its own 10-year median of 14.75. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Gubra AS stock overvalued right now?
Based on GuruFocus' analysis, Gubra AS (STU:PI3) is currently considered Possible Value Trap. The stock's GF Value™ is €381.21, compared to a current price of €44.02 — trading 88.5% below its estimated fair value. The current PB Ratio is 4.69, which is 68% below median its 10-year median of 14.75 and 65.7% above the Biotechnology industry median of 2.83. Gubra AS's overall GF Score™ is 58/100 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 Gubra AS (STU:PI3), the current PB Ratio is 4.69 as of Jun. 24, 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 Gubra AS (STU:PI3) Overvalued in 2026?
Based on GuruFocus' analysis, Gubra AS stock appears to be undervalued.
The current stock price of €44.02 is trading 88.5% below its estimated GF Value™ of €381.21.
GuruFocus considers Gubra AS to be Possible Value Trap.
Key valuation signals for STU:PI3:
PB Ratio: 4.69 (68% below median its 10-year median of 14.75)
GF Value™: €381.21 vs. price of €44.02 (88.5% below fair value)
Industry Position: 65.7% above the Biotechnology median (#858 of 1233)
No single metric tells the full story. See the STU:PI3 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Gubra AS is a specialized preclinical CRO and biotech company focused on peptide-based drug discovery within metabolic and fibrotic diseases. The company has two segments: Pre-clinical contract research (CRO), which derives maximum revenue and Biotech Segment. It derives maximum revenue from Pre-clinical contract research (CRO) segment. Geographically, the company operates in Europe, North America and Other regions.
58GF Score
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