Oxford Nanopore Technologies (LSE:ONT) ROE %: -29.76% (As of Dec. 2025)


LSE:ONT Oxford Nanopore Technologies PLC LSE:ONT
74 GF Score
Price £1.24
GF Value £1.87
Valuation Significantly Undervalued
! 2 Warning Signs
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What is Oxford Nanopore Technologies ROE %?

Oxford Nanopore Technologies LSE:ONT +2.31% 74 ROE % is -29.76% as of Dec. 2025. GuruFocus rates LSE:ONT with a GF Score™ of 74/100 and a GF Value™ of £1.87 (Significantly Undervalued). The stock has 2 warning signs investors should review. Among 1,255 Biotechnology companies, Oxford Nanopore Technologies ranks better than 57.05% on this metric.

ROE % is calculated as Net Income divided by its average Total Stockholders Equity over a certain period of time. Oxford Nanopore Technologies's annualized net income for the quarter that ended in Dec. 2025 was £-146.8 Mil. Oxford Nanopore Technologies's average Total Stockholders Equity over the quarter that ended in Dec. 2025 was £493.4 Mil. Therefore, Oxford Nanopore Technologies's annualized ROE % for the quarter that ended in Dec. 2025 was -29.76%.

The historical rank and industry rank for Oxford Nanopore Technologies's ROE % or its related term are showing as below:

LSE:ONT' s ROE % Range Over the Past 10 Years
Min: -57.22   Med: -32.42   Max: -13.03
Current: -27.69

During the past 8 years, Oxford Nanopore Technologies's highest ROE % was -13.03%. The lowest was -57.22%. And the median was -32.42%.

LSE:ONT's ROE % is ranked better than
57.05% of 1255 companies
in the Biotechnology industry
Industry Median: -38.18 vs LSE:ONT: -27.69

Oxford Nanopore Technologies  (LSE:ONT) ROE % Explanation

ROE % measures the rate of return on the ownership interest (shareholder's equity) of the common stock owners. It measures a firm's efficiency at generating profits from every unit of shareholders' equity (also known as net assets or assets minus liabilities). ROE % shows how well a company uses investment funds to generate earnings growth. ROE %s between 15% and 20% are considered desirable.

The factors that affect a company's ROE % can be illustrated with the three-step DuPont Analysis:

ROE %(Q: Dec. 2025 )
=Net Income/Total Stockholders Equity
=-146.8/493.35
=(Net Income / Revenue )*(Revenue / Total Assets)*(Total Assets / Total Stockholders Equity)
=(-146.8 / 236.6)*(236.6 / 647.1)*(647.1 / 493.35)
=Net Margin %*Asset Turnover*Equity Multiplier
=-62.05 %*0.3656*1.3116
=ROA %*Equity Multiplier
=-22.69 %*1.3116
=-29.76 %

With this breakdown, it is clear that if a company grows its Net Profit Margin, its Asset Turnover, or its Leverage, it can grow its ROE %.

The factors that affect a company's ROE % can also be illustrated with the five-step DuPont Analysis:

ROE %(Q: Dec. 2025 )
=Net Income/Total Stockholders Equity
=-146.8/493.35
=(Net Income / Pre-Tax Income) * (Pre-Tax Income / Operating Income) * (Operating Income / Revenue) * (Revenue / Total Assets) * (Total Assets / Total Stockholders Equity)
= (-146.8 / -141.8) * (-141.8 / -155) * (-155 / 236.6) * (236.6 / 647.1) * (647.1 / 493.35)
= Tax Burden * Interest Burden * Operating Margin % * Asset Turnover * Equity Multiplier
= 1.0353 * 0.9148 * -65.51 % * 0.3656 * 1.3116
=-29.76 %

Note: The net income data used here is two times the semi-annual (Dec. 2025) net income data. The Revenue data used here is two times the semi-annual (Dec. 2025) revenue data. The same rule applies to Pre-Tax Income and Operating Income.
* In the five-step DuPont Analysis, Operating Income is only available for non-financial companies. Thus, for Insurance companies, we use EBIT as a substitution of Operating Income. For Banks, both Operating Income and EBIT is unavailable. Thus we combined Interest Burden and Operating Margin % into Pretax Margin %, and the DuPont Analysis is divided into four components instead.

* 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.


Be Aware

Net Income is used.

Because a company can increase its ROE % by having more financial leverage, it is important to watch the equity multiplier when investing in high ROE % companies. Like ROA %, ROE % is calculated with only 12 months data. Fluctuations in company's earnings or business cycles can affect the ratio drastically. It is important to look at the ratio from a long term perspective.

Asset light businesses require very few assets to generate very high earnings. Their ROE %s can be extremely high.


Oxford Nanopore Technologies ROE % Related Terms


Oxford Nanopore Technologies ROE % Historical Data

* Premium members only.

The historical data trend for Oxford Nanopore Technologies's ROE % 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.

Oxford Nanopore Technologies ROE % Chart

Oxford Nanopore Technologies Annual Data
Trend Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
ROE %
Get a 7-Day Free Trial -37.67 -13.03 -23.11 -23.77 -27.67

Oxford Nanopore Technologies Semi-Annual Data
Dec18 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
ROE % Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only -26.27 -24.44 -24.55 -25.88 -29.76

LSE:ONT vs VRTX, REGN, ALNY: ROE % Comparison

For the Biotechnology subindustry, Oxford Nanopore Technologies's ROE %, along with its competitors' market caps and ROE % 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.


Oxford Nanopore Technologies ROE % vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, Oxford Nanopore Technologies's ROE % distribution charts can be found below:

* The bar in red indicates where Oxford Nanopore Technologies's ROE % falls into.


LSE:ONT
74GF Score
Oxford Nanopore Technologies PLC LSE:ONT
ROE % is just one metric. See GF Score™, valuation, warning signs, and more.
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Oxford Nanopore Technologies ROE % Calculation

Oxford Nanopore Technologies's annualized ROE % for the fiscal year that ended in Dec. 2025 is calculated as

ROE %=Net Income (A: Dec. 2025 )/( (Total Stockholders Equity (A: Dec. 2024 )+Total Stockholders Equity (A: Dec. 2025 ))/ count )
=-145.2/( (586.3+463.3)/ 2 )
=-145.2/524.8
=-27.67 %

Oxford Nanopore Technologies's annualized ROE % for the quarter that ended in Dec. 2025 is calculated as

ROE %=Net Income (Q: Dec. 2025 )/( (Total Stockholders Equity (Q: Jun. 2025 )+Total Stockholders Equity (Q: Dec. 2025 ))/ count )
=-146.8/( (523.4+463.3)/ 2 )
=-146.8/493.35
=-29.76 %

* 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.

In the calculation of annual ROE %, the net income of the last fiscal year and the average total shareholder equity over the fiscal year are used. In calculating the quarterly data, the net income data used here is two times the semi-annual (Dec. 2025) net income data. ROE % is displayed in the 30-year financial page.

Frequently Asked Questions Learn more about ROE % →
What does a ROE % of -29.76% mean?
Oxford Nanopore Technologies (LSE:ONT) has a ROE % of -29.76% as of Dec. 2025. Return on equity is the ratio of current-period net income to average two-period total equity. View historical data on Oxford Nanopore Technologies and its competitors. According to the industry distribution chart, Oxford Nanopore Technologies ranks #539 out of 1255 companies in the Biotechnology industry, placing it in the top 42.9%.
Is Oxford Nanopore Technologies' ROE % too high?
Oxford Nanopore Technologies' current ROE % is -29.76%. Based on the distribution chart, Oxford Nanopore Technologies ranks #539 out of 1255 companies in the Biotechnology industry, which is above the industry midpoint. Overall, Oxford Nanopore Technologies has a GF Score™ of 74/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Oxford Nanopore Technologies' ROE % compare to VRTX and REGN?
According to the Biotechnology industry distribution chart, Oxford Nanopore Technologies ranks #539 out of 1255 companies for ROE %. This puts Oxford Nanopore Technologies in the upper half of its industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good ROE % for a Biotechnology company?
A good ROE % depends on the Biotechnology industry context. However, ROE % 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 % mean?
A high ROE % can signal that a stock is expensive relative to its fundamentals. Return on equity is the ratio of current-period net income to average two-period total equity. View historical data on Oxford Nanopore Technologies and its competitors. Oxford Nanopore Technologies's current ROE % is -29.76%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Oxford Nanopore Technologies stock overvalued right now?
Based on GuruFocus' analysis, Oxford Nanopore Technologies (LSE:ONT) is currently considered Significantly Undervalued. The stock's GF Value™ is £1.87, compared to a current price of £1.24 — trading 33.6% below its estimated fair value. The current ROE % is -29.76%. Oxford Nanopore Technologies' overall GF Score™ is 74/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is ROE % calculated?
ROE % is calculated from a company's financial statements. For Oxford Nanopore Technologies (LSE:ONT), the current ROE % is -29.76% 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.

Is Oxford Nanopore Technologies (LSE:ONT) Overvalued in 2026?

Based on GuruFocus' analysis, Oxford Nanopore Technologies stock appears to be undervalued. The current stock price of £1.24 is trading 33.6% below its estimated GF Value™ of £1.87. GuruFocus considers Oxford Nanopore Technologies to be Significantly Undervalued.

Key valuation signals for LSE:ONT:

  • ROE %: -29.76%
  • GF Value™: £1.87 vs. price of £1.24 (33.6% below fair value)
  • GF Score™: 74/100 with 2 warning signs

No single metric tells the full story. See the LSE:ONT stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Oxford Nanopore Technologies Business Description

Address Edmund Halley Road, Gosling Building, Oxford Science Park, Oxford, Oxfordshire, GBR, OX4 4DQ
Oxford Nanopore Technologies PLC is involved in researching, developing, manufacturing and commercializing deoxyribonucleic acid (DNA) or ribonucleic acid (RNA) sequencing technology that provides rich data, is fast, accessible and easy to use, and which allows the real-time analysis of DNA or RNA. It has developed and brought to market a new generation molecular sensing platform based on nanopores. The first application is DNA/RNA sequencing and the platform is also being developed for the analysis of proteins and metabolites. It operates in single segment of providing products and services related to the sale and use of its nanopore-based sensing technology. Geographically its operations are spread across EMES, AMR, and APAC.
74GF Score

Get the complete analysis for LSE:ONT

ROE % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

£1.24
Price
£1.87
GF Value