OptiBiotix Health (LSE:OPTI) Beneish M-Score: -4.33 (As of Jun. 27, 2026)


What is OptiBiotix Health Beneish M-Score?

OptiBiotix Health LSE:OPTI Beneish M-Score is -4.33 as of Jun. 27, 2026. The stock has 4 warning signs investors should review. Among 831 Biotechnology companies, OptiBiotix Health ranks better than 91.22% on this metric.

The zones of discrimination for M-Score is as such:

An M-Score of equal or less than -1.78 suggests that the company is unlikely to be a manipulator.
An M-Score of greater than -1.78 signals that the company is likely to be a manipulator.

Good Sign:

Beneish M-Score -4.33 no higher than -1.78, which implies that the company is unlikely to be a manipulator.

The historical rank and industry rank for OptiBiotix Health's Beneish M-Score or its related term are showing as below:

LSE:OPTI' s Beneish M-Score Range Over the Past 10 Years
Min: -4.33   Med: -1.41   Max: 5.08
Current: -4.33

During the past 13 years, the highest Beneish M-Score of OptiBiotix Health was 5.08. The lowest was -4.33. And the median was -1.41.

OptiBiotix Health Beneish M-Score Historical Data

* Premium members only.

The historical data trend for OptiBiotix Health's Beneish M-Score 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 Beneish M-Score Chart

OptiBiotix Health Annual Data
Trend Nov15 Nov16 Nov17 Nov18 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Beneish M-Score
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.49 -1.50 -2.44 -3.17 -4.33

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
Beneish M-Score 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 -2.44 0.00 -3.17 0.00 -4.33

LSE:OPTI vs VRTX, REGN, ALNY: Beneish M-Score Comparison

For the Biotechnology subindustry, OptiBiotix Health's Beneish M-Score, along with its competitors' market caps and Beneish M-Score 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 Beneish M-Score vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, OptiBiotix Health's Beneish M-Score distribution charts can be found below:

* The bar in red indicates where OptiBiotix Health's Beneish M-Score falls into.


OptiBiotix Health Beneish M-Score Calculation

The M-score was created by Professor Messod Beneish. Instead of measuring the bankruptcy risk (Altman Z-Score) or business trend (Piotroski F-Score), M-score can be used to detect the risk of earnings manipulation. This is the original research paper on M-score.

The M-Score Variables:

The M-score of OptiBiotix Health for today is based on a combination of the following eight different indices:

M=-4.84+0.92 * DSRI+0.528 * GMI+0.404 * AQI+0.892 * SGI+0.115 * DEPI
=-4.84+0.92 * 0.4894+0.528 * 0.7225+0.404 * 0.9041+0.892 * 1.3402+0.115 * 1
-0.172 * SGAI+4.679 * TATA-0.327 * LVGI
-0.172 * 0.6143+4.679 * -0.307603-0.327 * 1.3695
=-4.33

* 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.

This Year (Dec25) TTM:Last Year (Dec24) TTM:
Total Receivables was £0.28 Mil.
Revenue was £1.17 Mil.
Gross Profit was £0.61 Mil.
Total Current Assets was £1.64 Mil.
Total Assets was £6.89 Mil.
Property, Plant and Equipment(Net PPE) was £0.00 Mil.
Depreciation, Depletion and Amortization(DDA) was £0.21 Mil.
Selling, General, & Admin. Expense(SGA) was £0.54 Mil.
Total Current Liabilities was £0.38 Mil.
Long-Term Debt & Capital Lease Obligation was £0.00 Mil.
Net Income was £-3.89 Mil.
Gross Profit was £0.00 Mil.
Cash Flow from Operations was £-1.77 Mil.
 Total Receivables was £0.43 Mil.
Revenue was £0.87 Mil.
Gross Profit was £0.33 Mil.
Total Current Assets was £1.42 Mil.
Total Assets was £9.05 Mil.
Property, Plant and Equipment(Net PPE) was £0.00 Mil.
Depreciation, Depletion and Amortization(DDA) was £0.21 Mil.
Selling, General, & Admin. Expense(SGA) was £0.65 Mil.
Total Current Liabilities was £0.37 Mil.
Long-Term Debt & Capital Lease Obligation was £0.00 Mil.

1. DSRI = Days Sales in Receivables Index

Measured as the ratio of Revenue in Total Receivables in year t to year t-1.

A large increase in DSR could be indicative of revenue inflation.

DSRI=(Receivables_t / Revenue_t) / (Receivables_t-1 / Revenue_t-1)
=(0.284 / 1.166) / (0.433 / 0.87)
=0.243568 / 0.497701
=0.4894

2. GMI = Gross Margin Index

Measured as the ratio of gross margin in year t-1 to gross margin in year t.

Gross margin has deteriorated when this index is above 1. A firm with poorer prospects is more likely to manipulate earnings.

GMI=GrossMargin_t-1 / GrossMargin_t
=(GrossProfit_t-1 / Revenue_t-1) / (GrossProfit_t / Revenue_t)
=(0.331 / 0.87) / (0.614 / 1.166)
=0.38046 / 0.526587
=0.7225

3. AQI = Asset Quality Index

AQI is the ratio of asset quality in year t to year t-1.

Asset quality is measured as the ratio of non-current assets other than Property, Plant and Equipment to Total Assets.

AQI=(1 - (CurrentAssets_t + PPE_t) / TotalAssets_t) / (1 - (CurrentAssets_t-1 + PPE_t-1) / TotalAssets_t-1)
=(1 - (1.641 + 0) / 6.892) / (1 - (1.423 + 0) / 9.045)
=0.761898 / 0.842676
=0.9041

4. SGI = Sales Growth Index

Ratio of Revenue in year t to sales in year t-1.

Sales growth is not itself a measure of manipulation. However, growth companies are likely to find themselves under pressure to manipulate in order to keep up appearances.

SGI=Sales_t / Sales_t-1
=Revenue_t / Revenue_t-1
=1.166 / 0.87
=1.3402

5. DEPI = Depreciation Index

Measured as the ratio of the rate of Depreciation, Depletion and Amortization in year t-1 to the corresponding rate in year t.

DEPI greater than 1 indicates that assets are being depreciated at a slower rate. This suggests that the firm might be revising useful asset life assumptions upwards, or adopting a new method that is income friendly.

DEPI=(Depreciation_t-1 / (Depreciaton_t-1 + PPE_t-1)) / (Depreciation_t / (Depreciaton_t + PPE_t))
=(0.209 / (0.209 + 0)) / (0.205 / (0.205 + 0))
=1 / 1
=1

Note: If the Depreciation, Depletion and Amortization data is not available, we assume that the depreciation rate is constant and set the Depreciation Index to 1.

6. SGAI = Sales, General and Administrative expenses Index

The ratio of Selling, General, & Admin. Expense(SGA) to Sales in year t relative to year t-1.

SGA expenses index > 1 means that the company is becoming less efficient in generate sales.

SGAI=(SGA_t / Sales_t) / (SGA_t-1 /Sales_t-1)
=(0.536 / 1.166) / (0.651 / 0.87)
=0.459691 / 0.748276
=0.6143

7. LVGI = Leverage Index

The ratio of total debt to Total Assets in year t relative to yeat t-1.

An LVGI > 1 indicates an increase in leverage

LVGI=((LTD_t + CurrentLiabilities_t) / TotalAssets_t) / ((LTD_t-1 + CurrentLiabilities_t-1) / TotalAssets_t-1)
=((0 + 0.384) / 6.892) / ((0 + 0.368) / 9.045)
=0.055717 / 0.040685
=1.3695

8. TATA = Total Accruals to Total Assets

Total accruals calculated as the change in working capital accounts other than cash less depreciation.

TATA=(IncomefromContinuingOperations_t - CashFlowsfromOperations_t) / TotalAssets_t
=(NetIncome_t - NonOperatingIncome_t - CashFlowsfromOperations_t) / TotalAssets_t
=(-3.89 - 0 - -1.77) / 6.892
=-0.307603

An M-Score of equal or less than -1.78 suggests that the company is unlikely to be a manipulator. An M-Score of greater than -1.78 signals that the company is likely to be a manipulator.

OptiBiotix Health has a M-score of -4.33 suggests that the company is unlikely to be a manipulator.

Frequently Asked Questions Learn more about Beneish M-Score →
What does a Beneish M-Score of -4.33 mean?
OptiBiotix Health (LSE:OPTI) has a Beneish M-Score of -4.33 as of Jun. 27, 2026. The Beneish M-score measures the likelihood of earnings manipulation. View historical data on OptiBiotix Health and its competitors. According to the industry distribution chart, OptiBiotix Health ranks #73 out of 831 companies in the Biotechnology industry, placing it in the top 8.8%.
Is OptiBiotix Health's Beneish M-Score too high?
OptiBiotix Health's current Beneish M-Score is -4.33. Based on the distribution chart, OptiBiotix Health ranks #73 out of 831 companies in the Biotechnology industry, which is in the top quartile — a strong position relative to peers.
How does OptiBiotix Health's Beneish M-Score compare to VRTX and REGN?
According to the Biotechnology industry distribution chart, OptiBiotix Health ranks #73 out of 831 companies for Beneish M-Score. This places OptiBiotix Health in the top 9% of its industry — outperforming the majority of peers. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Beneish M-Score for a Biotechnology company?
A good Beneish M-Score depends on the Biotechnology industry context. However, Beneish M-Score 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 Beneish M-Score mean?
A high Beneish M-Score can signal that a stock is expensive relative to its fundamentals. The Beneish M-score measures the likelihood of earnings manipulation. View historical data on OptiBiotix Health and its competitors. OptiBiotix Health's current Beneish M-Score is -4.33. 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 78.8% below its estimated fair value. The current Beneish M-Score is -4.33. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Beneish M-Score calculated?
Beneish M-Score is calculated from a company's financial statements. For OptiBiotix Health (LSE:OPTI), the current Beneish M-Score is -4.33 as of Jun. 27, 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 Business Description

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.