London SecurityLSE:LSC 88 OCF Margin % is 16.59% as of Dec. 2025, which is 7% above its 10-year median of 15.54. GuruFocus rates LSE:LSC with a GF Score™ of 88/100 and a GF Value™ of £39.10 (Modestly Undervalued). The stock has 3 warning signs investors should review. Among 1,070 Business Services companies, London Security ranks better than 73.93% on this metric.
The historical rank and industry rank for London Security's OCF Margin % or its related term are showing as below:
LSE:LSC'
s OCF Margin % Range Over the Past 10 Years
Min: 11.7 Med: 15.54 Max: 17.82
Current: 15.93
During the past 13 years, the highest OCF Margin % of London Security was 17.82%. The lowest was 11.70%. And the median was 15.54%.
LSE:LSC's OCF Margin % is ranked better than 73.93% of 1070
companies
in the Business Services industry
Industry Median: 7.005
vs LSE:LSC: 15.93
London Security OCF Margin % Related Terms
London Security OCF Margin % Historical Data
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The historical data trend for London Security's OCF Margin % 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:LSC vs ALLE, MSA, ADT: OCF Margin % Comparison
For the Security & Protection Services subindustry, London Security's OCF Margin %, along with its competitors' market caps and OCF Margin % 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.
London Security OCF Margin % vs Business Services Industry
For the Business Services industry and Industrials sector, London Security's OCF Margin % distribution charts can be found below:
* The bar in red indicates where London Security's OCF Margin % falls into.
* 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.
London Security (LSE:LSC) has a OCF Margin % of 16.59% as of Dec. 2025. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on London Security and its competitors. This is near median its historical median of 15.54. Over the past decade, London Security's OCF Margin % has ranged from 11.70 to 17.82. According to the industry distribution chart, London Security ranks #279 out of 1070 companies in the Business Services industry, placing it in the top 26.1%.
Is London Security's OCF Margin % too high?
London Security's current OCF Margin % of 16.59% is near median its 10-year median of 15.54. Over the past 10 years, this metric has ranged from a low of 11.70 to a high of 17.82. The Business Services industry median OCF Margin % is 7.01. London Security's value of 16.59% is 136.8% above this industry median. Based on the distribution chart, London Security ranks #279 out of 1070 companies in the Business Services industry, which is above the industry midpoint. Overall, London Security has a GF Score™ of 88/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does London Security's OCF Margin % compare to ALLE and MSA?
According to the Business Services industry distribution chart, London Security ranks #279 out of 1070 companies for OCF Margin %. This puts London Security in the upper half of its industry. The industry median OCF Margin % is 7.01. London Security's value of 16.59% is 136.8% above this benchmark. Historically, London Security's own OCF Margin % has ranged from 11.70 to 17.82 over the past decade. While the company's 10-year median is 15.54 vs. the industry median of 7.01, London Security has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good OCF Margin % for a Business Services company?
The median OCF Margin % among Business Services companies is 7.01, based on 1,070 companies in the industry. Companies in the top quartile (top 25%) have a OCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, OCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. London Security's current OCF Margin % of 16.59% is 136.8% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high OCF Margin % mean?
A high OCF Margin % can signal that a stock is expensive relative to its fundamentals. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on London Security and its competitors. For the Business Services industry, the median OCF Margin % is 7.01 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. London Security's current OCF Margin % is 16.59%, which is near median its own 10-year median of 15.54. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is London Security stock overvalued right now?
Based on GuruFocus' analysis, London Security (LSE:LSC) is currently considered Modestly Undervalued. The stock's GF Value™ is £39.10, compared to a current price of £34.00 — trading 13% below its estimated fair value. The current OCF Margin % is 16.59%, which is near median its 10-year median of 15.54 and 136.8% above the Business Services industry median of 7.01. London Security's overall GF Score™ is 88/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Margin % calculated?
OCF Margin % is calculated from a company's financial statements. For London Security (LSE:LSC), the current OCF Margin % is 16.59% 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 London Security (LSE:LSC) Overvalued in 2026?
Based on GuruFocus' analysis, London Security stock appears to be undervalued.
The current stock price of £34.00 is trading 13% below its estimated GF Value™ of £39.10.
GuruFocus considers London Security to be Modestly Undervalued.
Key valuation signals for LSE:LSC:
OCF Margin %: 16.59% (near median its 10-year median of 15.54)
GF Value™: £39.10 vs. price of £34.00 (13% below fair value)
Industry Position: 136.8% above the Business Services median (#279 of 1070)
No single metric tells the full story. See the LSE:LSC stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
London Security PLC is an investment holding company that provides fire protection services and products. The business activity of the group functions through the United Kingdom, Belgium, the Netherlands, Austria, and the Rest of Europe. It derives revenue from the Outright sale of equipment, Maintenance, service, installation, and Equipment rental activity. The company's products are marketed under the Nu-Swift, Ansul, Total, and Master brands. The group operates in a single segment, which is the provision and maintenance of fire protection and security equipment in Europe.
88GF Score
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