OptiBiotix HealthLSE:OPTI Market Cap is £6.66 Mil as of Jul. 03, 2026. The stock has 4 warning signs investors should review. Among 1,426 Biotechnology companies, OptiBiotix Health ranks worse than 85.83% on this metric.
Market cap is the total market value to buy the whole company. It is equal to the share price times the number of Shares Outstanding (EOP). OptiBiotix Health's share price for the quarter that ended in Dec. 2025 was £0.0675. OptiBiotix Health's Shares Outstanding (EOP) for the quarter that ended in Dec. 2025 was 103.30 Mil. Therefore, OptiBiotix Health's market cap for the quarter that ended in Dec. 2025 was £6.97 Mil.
OptiBiotix Health's quarterly market cap
declined
from Dec. 2024 (£17.63 Mil) to Jun. 2025 (£12.40 Mil) and
declined
from Jun. 2025 (£12.40 Mil) to Dec. 2025 (£6.97 Mil).
OptiBiotix Health's annual market cap
declined
from Dec. 2023 (£24.39 Mil) to Dec. 2024 (£17.63 Mil) and
declined
from Dec. 2024 (£17.63 Mil) to Dec. 2025 (£6.97 Mil).
Enterprise Value is the theoretical takeover price. It is more comprehensive than market capitalization (market cap), which only includes common equity. Enterprise Value is calculated as the market cap plus debt and minority interest and preferred shares, minus total cash and cash equivalents. OptiBiotix Health's Enterprise Value for Today is £5.63 Mil.
OptiBiotix Health (LSE:OPTI) Market Cap Explanation
Market cap is not the real price you pay for a company. If you buy the company and become its owner, you become the owner of the cash the company has, and you also assume the companys debt. The real price you pay is the Enterprise Value.
Warren Buffett uses the ratio of total market cap of all public traded companies over GDP to measure if the market is expensive. As of April 2012, the US total market cap is about $14.7 trillion, while the US GDP is about $15 trillion. The market was modestly overvalued.
OptiBiotix Health Market Cap Related Terms
OptiBiotix Health Market Cap Historical Data
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The historical data trend for OptiBiotix Health's Market Cap 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.
LSE:OPTI vs VRTX, REGN, ALNY: Market Cap Comparison
For the Biotechnology subindustry, OptiBiotix Health's Market Cap, along with its competitors' market caps and Market Cap 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 Market Cap vs Biotechnology Industry
For the Biotechnology industry and Healthcare sector, OptiBiotix Health's Market Cap distribution charts can be found below:
* The bar in red indicates where OptiBiotix Health's Market Cap falls into.
Market cap is the short version of market capitalization. It is the total market value to buy the whole company. It is equal to the share price times the number of shares outstanding.
OptiBiotix Health's Market Cap for the fiscal year that ended in Dec. 2025 is calculated as
* 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 (LSE:OPTI) has a Market Cap of £6.66 Mil as of Jul. 03, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on OptiBiotix Health and its competitors. According to the industry distribution chart, OptiBiotix Health ranks #1224 out of 1426 companies in the Biotechnology industry, placing it in the top 85.8%.
Is OptiBiotix Health's Market Cap too high?
OptiBiotix Health's current Market Cap is £6.66 Mil. Based on the distribution chart, OptiBiotix Health ranks #1224 out of 1426 companies in the Biotechnology industry, which is in the bottom quartile relative to peers.
How does OptiBiotix Health's Market Cap compare to VRTX and REGN?
According to the Biotechnology industry distribution chart, OptiBiotix Health ranks #1224 out of 1426 companies for Market Cap. This places OptiBiotix Health in the lower half of its industry. The industry median Market Cap is 119.23. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Market Cap for a Biotechnology company?
The median Market Cap among Biotechnology companies is 119.23, based on 1,426 companies in the industry. Companies in the top quartile (top 25%) have a Market Cap significantly above this median, while those in the bottom quartile fall well below. However, Market Cap 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 Market Cap mean?
A high Market Cap can signal that a stock is expensive relative to its fundamentals. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on OptiBiotix Health and its competitors. For the Biotechnology industry, the median Market Cap is 119.23 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. OptiBiotix Health's current Market Cap is £6.66 Mil. 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?
Based on GuruFocus' analysis, OptiBiotix Health (LSE:OPTI) is currently considered Possible Value Trap. The stock's GF Value™ is £0.30, compared to a current price of £0.06 — trading 78.5% below its estimated fair value. The current Market Cap is £6.66 Mil. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Market Cap calculated?
Market Cap is calculated from a company's financial statements. For OptiBiotix Health (LSE:OPTI), the current Market Cap is £6.66 Mil as of Jul. 03, 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.
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.
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