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Gulf Marine ServicesLSE:GMS -0.50%55 EV-to-OCF is 5.65 as of Aug. 19, 2026, which is 18% below its 10-year median of 6.85. GuruFocus rates LSE:GMS with a GF Score™ of 55/100 and a GF Value™ of £0.17 (Modestly Overvalued). The stock has 3 warning signs investors should review. Among 1,025 Oil & Gas companies, Gulf Marine Services ranks better than 50.34% on this metric.
EV-to-OCF is calculated as enterprise value divided by its cash flow from operations. As of today, Gulf Marine Services's Enterprise Value is £371.0 Mil.
Gulf Marine Services's Cash Flow from Operations for the trailing twelve months (TTM) ended in Dec. 2025 was £65.7 Mil. Therefore, Gulf Marine Services's EV-to-OCF for today is 5.65.
The historical rank and industry rank for Gulf Marine Services's EV-to-OCF or its related term are showing as below:
LSE:GMS'
s EV-to-OCF Range Over the Past 10 Years
Min: 3.98 Med: 6.85 Max: 17.29
Current: 5.55
During the past 13 years, the highest EV-to-OCF of Gulf Marine Services was 17.29. The lowest was 3.98. And the median was 6.85.
LSE:GMS's EV-to-OCF is ranked better than 50.34% of 1025
companies
in the Oil & Gas industry
Industry Median: 5.63
vs LSE:GMS: 5.55
EV-to-OCF is a valuation multiple that allows analysts and investors to compare stocks, preferably in the same sector or industry. This important multiple is often used in conjunction with, or as an alternative to, the PE Ratio (TTM) to determine the fair market value of a company.
EV-to-OCF is a valuation multiple that allows analysts and investors to compare stocks, preferably in the same sector or industry. This important multiple is often used in conjunction with, or as an alternative to, the PE Ratio (TTM) to determine the fair market value of a company.
Gulf Marine Services's PE Ratio (TTM) for today is calculated as:
Gulf Marine Services's share price for today is £0.20.
For company reported semi-annually, GuruFocus uses latest annual data as the TTM data. Gulf Marine Services's Earnings per Share (Diluted) for the trailing twelve months (TTM) ended in Dec. 2025 was £0.013.
* 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.
Enterprise Value is used because it is a more complete measure in reflecting how much an investor pays when buying a company. Cash Flow from Operations is an important financial metric because it represents the cash generated from operating activities at a company's disposal. Companies with a low EV-to-OCF ratio, combined with a strong balance sheet are generally considered as undervalued.
Gulf Marine Services EV-to-OCF Related Terms
Gulf Marine Services EV-to-OCF Historical Data
* Premium members only.
The historical data trend for Gulf Marine Services's EV-to-OCF 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 EV-to-OCF, along with its competitors' market caps and EV-to-OCF 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 EV-to-OCF vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Gulf Marine Services's EV-to-OCF distribution charts can be found below:
* The bar in red indicates where Gulf Marine Services's EV-to-OCF falls into.
Gulf Marine Services's current Enterprise Value is £371.0 Mil.
For company reported semi-annually, GuruFocus uses latest annual data as the TTM data. Gulf Marine Services's Cash Flow from Operations for the trailing twelve months (TTM) ended in Dec. 2025 was £65.7 Mil.
* 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 EV-to-OCF of 5.65 as of Aug. 19, 2026. This is 18% below median its historical median of 6.85. Over the past decade, Gulf Marine Services' EV-to-OCF has ranged from 3.98 to 17.29. According to the industry distribution chart, Gulf Marine Services ranks #509 out of 1025 companies in the Oil & Gas industry, placing it in the top 49.7%.
Is Gulf Marine Services' EV-to-OCF too high?
Gulf Marine Services' current EV-to-OCF of 5.65 is 18% below median its 10-year median of 6.85. Over the past 10 years, this metric has ranged from a low of 3.98 to a high of 17.29. The Oil & Gas industry median EV-to-OCF is 5.63. Gulf Marine Services' value of 5.65 is 0.4% above this industry median. Based on the distribution chart, Gulf Marine Services ranks #509 out of 1025 companies in the Oil & Gas industry, which is above the industry midpoint. Overall, Gulf Marine Services has a GF Score™ of 55/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Gulf Marine Services' EV-to-OCF compare to SLB and BKR?
According to the Oil & Gas industry distribution chart, Gulf Marine Services ranks #509 out of 1025 companies for EV-to-OCF. This puts Gulf Marine Services in the upper half of its industry. The industry median EV-to-OCF is 5.63. Gulf Marine Services' value of 5.65 is 0.4% above this benchmark. Historically, Gulf Marine Services' own EV-to-OCF has ranged from 3.98 to 17.29 over the past decade. While the company's 10-year median is 6.85 vs. the industry median of 5.63, 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 EV-to-OCF for an Oil & Gas company?
The median EV-to-OCF among Oil & Gas companies is 5.63, based on 1,025 companies in the industry. Companies in the top quartile (top 25%) have a EV-to-OCF significantly above this median, while those in the bottom quartile fall well below. However, EV-to-OCF should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Gulf Marine Services's current EV-to-OCF of 5.65 is 0.4% 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 EV-to-OCF mean?
A high EV-to-OCF can signal that a stock is expensive relative to its fundamentals. For the Oil & Gas industry, the median EV-to-OCF is 5.63 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Gulf Marine Services's current EV-to-OCF is 5.65, which is 18% below median its own 10-year median of 6.85. 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 Modestly Overvalued. The stock's GF Value™ is £0.17, compared to a current price of £0.20 — trading 17.6% above its estimated fair value. The current EV-to-OCF is 5.65, which is 18% below median its 10-year median of 6.85 and 0.4% above the Oil & Gas industry median of 5.63. 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 EV-to-OCF calculated?
EV-to-OCF is calculated from a company's financial statements. For Gulf Marine Services (LSE:GMS), the current EV-to-OCF is 5.65 as of Aug. 19, 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 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 £0.20 is trading 17.6% above its estimated GF Value™ of £0.17.
GuruFocus considers Gulf Marine Services to be Modestly Overvalued.
Key valuation signals for LSE:GMS:
EV-to-OCF: 5.65 (18% below median its 10-year median of 6.85)
GF Value™: £0.17 vs. price of £0.20 (17.6% above fair value)
Industry Position: 0.4% above the Oil & Gas median (#509 of 1025)
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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