4basebio (LSE:4BB) OCF Yield %: -19.17 (As of Jul. 02, 2026)


LSE:4BB 4basebio PLC LSE:4BB
61 GF Score
Price £5.50
GF Value £28.27
Valuation Possible Value Trap
! 7 Warning Signs
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What is 4basebio OCF Yield %?

4basebio LSE:4BB +5.77% 61 OCF Yield % is -19.17 as of Jul. 02, 2026. GuruFocus rates LSE:4BB with a GF Score™ of 61/100 and a GF Value™ of £28.27 (Possible Value Trap). The stock has 7 warning signs investors should review. Among 1,415 Biotechnology companies, 4basebio ranks worse than 67.21% on this metric.

OCF Yield % is calculated as Cash Flow from Operations divided by Market Capitalization. It is a financial solvency ratio that compares the operating cash flow a company is expected to earn against its market value.

As of today, 4basebio's Trailing 12-Month Cash Flow from Operations is £-15.59 Mil, and Market Cap is £85.17 Mil. Therefore, 4basebio's OCF Yield % for today is -19.17%.

The historical rank and industry rank for 4basebio's OCF Yield % or its related term are showing as below:

LSE:4BB' s OCF Yield % Range Over the Past 10 Years
Min: -23.1   Med: -5.31   Max: -1.09
Current: -19.17


During the past 7 years, the highest OCF Yield % of 4basebio was -1.09%. The lowest was -23.10%. And the median was -5.31%.

LSE:4BB's OCF Yield % is ranked worse than
67.21% of 1415 companies
in the Biotechnology industry
Industry Median: -8.13 vs LSE:4BB: -19.17

4basebio's OCF Margin % for the quarter that ended in Dec. 2025 was %.


4basebio OCF Yield % Explanation

Similar to Earnings Yield %, OCF Yield % is financial solvency ratio. A lower ratio suggests a less attractive investment, indicating that investors might not receive substantial returns in proportion to their investment. Conversely, a high operating cash flow yield signals that a company generates sufficient cash to comfortably meet its debts, obligations, and dividend payments, making it a promising investment choice.


4basebio OCF Yield % Related Terms


4basebio OCF Yield % Historical Data

* Premium members only.

The historical data trend for 4basebio's OCF Yield % 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.

4basebio OCF Yield % Chart

4basebio Annual Data
Trend Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
OCF Yield %
Get a 7-Day Free Trial -3.62 -5.38 -7.38 -5.74 -16.37

4basebio Semi-Annual Data
Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
OCF Yield % Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only -7.62 -5.21 -5.99 -10.70 -15.60

LSE:4BB vs VRTX, REGN, ALNY: OCF Yield % Comparison

For the Biotechnology subindustry, 4basebio's OCF Yield %, along with its competitors' market caps and OCF Yield % 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.


4basebio OCF Yield % vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, 4basebio's OCF Yield % distribution charts can be found below:

* The bar in red indicates where 4basebio's OCF Yield % falls into.


LSE:4BB
61GF Score
4basebio PLC LSE:4BB
OCF Yield % is just one metric. See GF Score™, valuation, warning signs, and more.
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4basebio OCF Yield % Calculation

OCF Yield % is a financial solvency ratio that compares the operating cash flow a company is expected to earn against its market value.

4basebio's OCF Yield % for the fiscal year that ended in Dec. 2025 is calculated as

OCF Yield %=Cash Flow from Operations / Market Cap
=-15.588 / 95.23275
=-16.37%

4basebio's annualized OCF Yield % for the quarter that ended in Dec. 2025 is calculated as

OCF Yield %=Cash Flow from Operations * Annualized Factor / Market Cap
=-7.426 * 2 / 95.23275
=-15.60%

* 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.

Frequently Asked Questions Learn more about OCF Yield % →
What does a OCF Yield % of -19.17 mean?
4basebio (LSE:4BB) has a OCF Yield % of -19.17 as of Jul. 02, 2026. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on 4basebio and its competitors. According to the industry distribution chart, 4basebio ranks #951 out of 1415 companies in the Biotechnology industry, placing it in the top 67.2%.
Is 4basebio's OCF Yield % too high?
4basebio's current OCF Yield % is -19.17. Based on the distribution chart, 4basebio ranks #951 out of 1415 companies in the Biotechnology industry, which is below the industry midpoint. Overall, 4basebio has a GF Score™ of 61/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does 4basebio's OCF Yield % compare to VRTX and REGN?
According to the Biotechnology industry distribution chart, 4basebio ranks #951 out of 1415 companies for OCF Yield %. This places 4basebio in the lower 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 OCF Yield % for a Biotechnology company?
A good OCF Yield % depends on the Biotechnology industry context. However, OCF Yield % 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 OCF Yield % mean?
A high OCF Yield % can signal that a stock is expensive relative to its fundamentals. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on 4basebio and its competitors. 4basebio's current OCF Yield % is -19.17. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is 4basebio stock overvalued right now?
Based on GuruFocus' analysis, 4basebio (LSE:4BB) is currently considered Possible Value Trap. The stock's GF Value™ is £28.27, compared to a current price of £5.50 — trading 80.5% below its estimated fair value. The current OCF Yield % is -19.17. 4basebio's overall GF Score™ is 61/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Yield % calculated?
OCF Yield % is calculated from a company's financial statements. For 4basebio (LSE:4BB), the current OCF Yield % is -19.17 as of Jul. 02, 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 4basebio (LSE:4BB) Overvalued in 2026?

Based on GuruFocus' analysis, 4basebio stock appears to be undervalued. The current stock price of £5.50 is trading 80.5% below its estimated GF Value™ of £28.27. GuruFocus considers 4basebio to be Possible Value Trap.

Key valuation signals for LSE:4BB:

  • OCF Yield %: -19.17
  • GF Value™: £28.27 vs. price of £5.50 (80.5% below fair value)
  • GF Score™: 61/100 with 7 warning signs

No single metric tells the full story. See the LSE:4BB stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


4basebio Business Description

Other Exchanges 88Q:Germany
Address 25 Norman Way, Over, Cambridge, GBR, CB24 5QE
4basebio PLC is a life sciences group focused on therapeutic DNA for gene therapies and DNA vaccines and providing solutions for effectively and safely delivering these DNA-based products to patients. The company operates across three geographic segments: Europe, the United States, and the Rest of the World, with the majority of its revenue generated from the United States.
61GF Score

Get the complete analysis for LSE:4BB

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

£5.50
Price
£28.27
GF Value