Gulf Marine ServicesLSE:GMS +1.41%55 OCF Margin % is 46.76% as of Dec. 2025, which is 4% below its 10-year median of 48.54. GuruFocus rates LSE:GMS with a GF Score™ of 55/100 and a GF Value™ of £0.17 (Fairly Valued). The stock has 3 warning signs investors should review. Among 906 Oil & Gas companies, Gulf Marine Services ranks better than 85.54% on this metric.
The historical rank and industry rank for Gulf Marine Services's OCF Margin % or its related term are showing as below:
LSE:GMS'
s OCF Margin % Range Over the Past 10 Years
Min: 23.41 Med: 48.54 Max: 70.4
Current: 47.01
During the past 13 years, the highest OCF Margin % of Gulf Marine Services was 70.40%. The lowest was 23.41%. And the median was 48.54%.
LSE:GMS's OCF Margin % is ranked better than 85.54% of 906
companies
in the Oil & Gas industry
Industry Median: 13.93
vs LSE:GMS: 47.01
Gulf Marine Services OCF Margin % Related Terms
Gulf Marine Services OCF Margin % Historical Data
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The historical data trend for Gulf Marine Services'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.
For the Oil & Gas Equipment & Services subindustry, Gulf Marine Services'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.
Gulf Marine Services OCF Margin % vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Gulf Marine Services's OCF Margin % distribution charts can be found below:
* The bar in red indicates where Gulf Marine Services'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.
Gulf Marine Services (LSE:GMS) has a OCF Margin % of 46.76% as of Dec. 2025. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Gulf Marine Services and its competitors. This is near median its historical median of 48.54. Over the past decade, Gulf Marine Services' OCF Margin % has ranged from 23.41 to 70.40. According to the industry distribution chart, Gulf Marine Services ranks #131 out of 906 companies in the Oil & Gas industry, placing it in the top 14.5%.
Is Gulf Marine Services' OCF Margin % too high?
Gulf Marine Services' current OCF Margin % of 46.76% is near median its 10-year median of 48.54. Over the past 10 years, this metric has ranged from a low of 23.41 to a high of 70.40. The Oil & Gas industry median OCF Margin % is 13.93. Gulf Marine Services' value of 46.76% is 235.7% above this industry median. Based on the distribution chart, Gulf Marine Services ranks #131 out of 906 companies in the Oil & Gas industry, which is in the top quartile — a strong position relative to peers. Overall, Gulf Marine Services has a GF Score™ of 55/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Gulf Marine Services' OCF Margin % compare to SLB and BKR?
According to the Oil & Gas industry distribution chart, Gulf Marine Services ranks #131 out of 906 companies for OCF Margin %. This places Gulf Marine Services in the top 15% of its industry — outperforming the majority of peers. The industry median OCF Margin % is 13.93. Gulf Marine Services' value of 46.76% is 235.7% above this benchmark. Historically, Gulf Marine Services' own OCF Margin % has ranged from 23.41 to 70.40 over the past decade. While the company's 10-year median is 48.54 vs. the industry median of 13.93, Gulf Marine Services 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 an Oil & Gas company?
The median OCF Margin % among Oil & Gas companies is 13.93, based on 906 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. Gulf Marine Services's current OCF Margin % of 46.76% is 235.7% 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 Gulf Marine Services and its competitors. For the Oil & Gas industry, the median OCF Margin % is 13.93 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Gulf Marine Services's current OCF Margin % is 46.76%, which is near median its own 10-year median of 48.54. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Gulf Marine Services stock overvalued right now?
Based on GuruFocus' analysis, Gulf Marine Services (LSE:GMS) is currently considered Fairly Valued. The stock's GF Value™ is £0.17, compared to a current price of £0.19 — trading 9.6% above its estimated fair value. The current OCF Margin % is 46.76%, which is near median its 10-year median of 48.54 and 235.7% above the Oil & Gas industry median of 13.93. Gulf Marine Services' overall GF Score™ is 55/100 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 Gulf Marine Services (LSE:GMS), the current OCF Margin % is 46.76% 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 Gulf Marine Services (LSE:GMS) Overvalued in 2026?
Based on GuruFocus' analysis, Gulf Marine Services stock appears to be overvalued.
The current stock price of £0.19 is trading 9.6% above its estimated GF Value™ of £0.17.
GuruFocus considers Gulf Marine Services to be Fairly Valued.
Key valuation signals for LSE:GMS:
OCF Margin %: 46.76% (near median its 10-year median of 48.54)
GF Value™: £0.17 vs. price of £0.19 (9.6% above fair value)
Industry Position: 235.7% above the Oil & Gas median (#131 of 906)
No single metric tells the full story. See the LSE:GMS stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Gulf Marine Services PLC is a United Kingdom-based operator of self-propelled and self-elevating support vessels (SESVs). Its assets provide a stable platform for the delivery of a range of services performed by the company's clients throughout the total lifecycle of offshore oil, gas, and renewable energy activities. Its operating business segments include Six K-Class vessels, which include the Kamikaze, Kikuyu, Kawawa, Kudeta, Keloa, and Pepper vessels; Three S-Class vessels, which include the Shamal, Scirocco, and Sharqi vessels; Five E-Class vessels, which include the Endeavour, Endurance, Enterprise, and Evolution vessels; and the Other vessels segment.
55GF Score
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