OptiBiotix Health (STU:OB3) ROE % Adjusted to Book Value: -68.51% (As of Dec. 2025)


What is OptiBiotix Health ROE % Adjusted to Book Value?

OptiBiotix Health STU:OB3 +1.39% ROE % Adjusted to Book Value is -68.51% as of Dec. 2025. The stock has 4 warning signs investors should review.

OptiBiotix Health's ROE % for the quarter that ended in Dec. 2025 was -72.62%. OptiBiotix Health's PB Ratio for the quarter that ended in Dec. 2025 was 1.06. OptiBiotix Health's ROE % Adjusted to Book Value for the quarter that ended in Dec. 2025 was -68.51%.

OptiBiotix Health ROE % Adjusted to Book Value Related Terms

OptiBiotix Health ROE % Adjusted to Book Value Historical Data

* Premium members only.

The historical data trend for OptiBiotix Health's ROE % Adjusted to Book Value 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.

OptiBiotix Health ROE % Adjusted to Book Value Chart

OptiBiotix Health Annual Data
Trend Nov15 Nov16 Nov17 Nov18 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
ROE % Adjusted to Book Value
Get a 7-Day Free Trial Premium Member Only Premium Member Only 20.90 17.22 -8.36 -11.34 -48.44

OptiBiotix Health Semi-Annual Data
Nov15 May16 Nov16 May17 Nov17 May18 Nov18 May19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
ROE % Adjusted to Book Value Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only -1.73 -34.38 13.44 -20.78 -68.51

STU:OB3 vs VRTX, REGN, ALNY: ROE % Adjusted to Book Value Comparison

For the Biotechnology subindustry, OptiBiotix Health's ROE % Adjusted to Book Value, along with its competitors' market caps and ROE % Adjusted to Book Value 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.

OptiBiotix Health ROE % Adjusted to Book Value vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, OptiBiotix Health's ROE % Adjusted to Book Value distribution charts can be found below:

* The bar in red indicates where OptiBiotix Health's ROE % Adjusted to Book Value falls into.


OptiBiotix Health ROE % Adjusted to Book Value Calculation

OptiBiotix Health's ROE % Adjusted to Book Value for the fiscal year that ended in Dec. 2025 is calculated as

ROE % Adjusted to Book Value=ROE % / PB Ratio
=-51.35% / 1.06
=-48.44%

OptiBiotix Health's ROE % Adjusted to Book Value for the quarter that ended in Dec. 2025 is calculated as

ROE % Adjusted to Book Value=ROE % / PB Ratio
=-72.62% / 1.06
=-68.51%

* 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.

What does a ROE % Adjusted to Book Value of -68.51% mean?
OptiBiotix Health (STU:OB3) has a ROE % Adjusted to Book Value of -68.51% as of Dec. 2025. Return on equity adjusted to book is the ratio of return on equity to price-book ratio. View historical data on OptiBiotix Health and its competitors.
Is OptiBiotix Health's ROE % Adjusted to Book Value too high?
OptiBiotix Health's current ROE % Adjusted to Book Value is -68.51%.
How does OptiBiotix Health's ROE % Adjusted to Book Value compare to VRTX and REGN?
OptiBiotix Health's ROE % Adjusted to Book Value of -68.51% 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 ROE % Adjusted to Book Value for a Biotechnology company?
A good ROE % Adjusted to Book Value depends on the Biotechnology industry context. However, ROE % Adjusted to Book Value 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 ROE % Adjusted to Book Value mean?
A high ROE % Adjusted to Book Value can signal that a stock is expensive relative to its fundamentals. Return on equity adjusted to book is the ratio of return on equity to price-book ratio. View historical data on OptiBiotix Health and its competitors. OptiBiotix Health's current ROE % Adjusted to Book Value is -68.51%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is OptiBiotix Health stock overvalued right now?
OptiBiotix Health (STU:OB3) has a current ROE % Adjusted to Book Value of -68.51%. The stock's GF Value™ is €0.34, compared to a current price of €0.07 — trading 78.5% below its estimated fair value. The current ROE % Adjusted to Book Value is -68.51%. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is ROE % Adjusted to Book Value calculated?
ROE % Adjusted to Book Value is calculated from a company's financial statements. For OptiBiotix Health (STU:OB3), the current ROE % Adjusted to Book Value is -68.51% 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.

OptiBiotix Health Business Description

Other Exchanges OPTI:UK
Address Innovation Centre, Innovation Way, Heslington, York, GBR, YO10 5DG
OptiBiotix Health PLC principal activity is that of identifying and developing microbial strains, compounds, and formulations for use in food ingredients, supplements and active compounds that can impact on human physiology, deriving potential health benefits. It is a life sciences business focused on the development of products which reduce hunger and food cravings, enhance the gut microbiome, and provide a healthy substitute for sugar. Its product portfolio includes First-generation products- SlimBiome, WellBiome; and Second-generation solutions- SweetBiotix, Microbiome Modulators. The group has one class of business. It has presence in United Kingdom, United States, India China, and Rest of world. The company generates majority of revenue from United States.