Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
Gulf Marine ServicesCHIX:GMSL +2.81%55 Debt-to-EBITDA is 2.11 as of Dec. 2025, which is 39% below its 10-year median of 3.48. GuruFocus rates CHIX:GMSL 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 706 Oil & Gas companies, Gulf Marine Services ranks worse than 53.4% on this metric.
Debt-to-EBITDA measures a company's ability to pay off its debt.
A high Debt-to-EBITDA ratio generally means that a company may spend more time to paying off its debt. According to Joel Tillinghast's BIG MONEY THINKS SMALL: Biases, Blind Spots, and Smarter Investing, a ratio of Debt-to-EBITDA exceeding four is usually considered scary unless tangible assets cover the debt.
The historical rank and industry rank for Gulf Marine Services's Debt-to-EBITDA or its related term are showing as below:
CHIX:GMSl'
s Debt-to-EBITDA Range Over the Past 10 Years
Min: -26.31 Med: 3.48 Max: 10.63
Current: 2.22
During the past 13 years, the highest Debt-to-EBITDA Ratio of Gulf Marine Services was 10.63. The lowest was -26.31. And the median was 3.48.
CHIX:GMSl's Debt-to-EBITDA is ranked worse than 53.4% of 706
companies
in the Oil & Gas industry
Industry Median: 2.015
vs CHIX:GMSl: 2.22
A high Debt-to-EBITDA ratio generally means that a company may spend more time to paying off its debt.
According to Joel Tillinghast's BIG MONEY THINKS SMALL: Biases, Blind Spots, and Smarter Investing, a ratio of Debt-to-EBITDA exceeding four is usually considered scary unless tangible assets cover the debt.
Gulf Marine Services Debt-to-EBITDA Related Terms
Gulf Marine Services Debt-to-EBITDA Historical Data
* Premium members only.
The historical data trend for Gulf Marine Services's Debt-to-EBITDA 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.
CHIX:GMSL vs SLB, BKR, FTI: Debt-to-EBITDA Comparison
For the Oil & Gas Equipment & Services subindustry, Gulf Marine Services's Debt-to-EBITDA, along with its competitors' market caps and Debt-to-EBITDA 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 Debt-to-EBITDA vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Gulf Marine Services's Debt-to-EBITDA distribution charts can be found below:
* The bar in red indicates where Gulf Marine Services's Debt-to-EBITDA 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.
In the calculation of annual Debt-to-EBITDA, the EBITDA of the last fiscal year is used. In calculating the annualized quarterly data,
the EBITDA data used here is two times the quarterly (Dec. 2025) EBITDA data.
Gulf Marine Services (CHIX:GMSL) has a Debt-to-EBITDA of 2.11 as of Dec. 2025. Debt-to-EBITDA ratio represents the ratio of total debt to total earnings before interest, taxes, depreciation and amortization. View historical data on Gulf Marine Services. This is 39% below median its historical median of 3.48. According to the industry distribution chart, Gulf Marine Services ranks #377 out of 706 companies in the Oil & Gas industry, placing it in the top 53.4%.
Is Gulf Marine Services' Debt-to-EBITDA too high?
Gulf Marine Services' current Debt-to-EBITDA of 2.11 is 39% below median its 10-year median of 3.48. The Oil & Gas industry median Debt-to-EBITDA is 2.02. Gulf Marine Services' value of 2.11 is 4.7% above this industry median. Based on the distribution chart, Gulf Marine Services ranks #377 out of 706 companies in the Oil & Gas industry, which is below 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' Debt-to-EBITDA compare to SLB and BKR?
According to the Oil & Gas industry distribution chart, Gulf Marine Services ranks #377 out of 706 companies for Debt-to-EBITDA. This places Gulf Marine Services in the lower half of its industry. The industry median Debt-to-EBITDA is 2.02. Gulf Marine Services' value of 2.11 is 4.7% above this benchmark. While the company's 10-year median is 3.48 vs. the industry median of 2.02, 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 Debt-to-EBITDA for an Oil & Gas company?
The median Debt-to-EBITDA among Oil & Gas companies is 2.02, based on 706 companies in the industry. Companies in the top quartile (top 25%) have a Debt-to-EBITDA significantly above this median, while those in the bottom quartile fall well below. However, Debt-to-EBITDA should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Gulf Marine Services's current Debt-to-EBITDA of 2.11 is 4.7% 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 Debt-to-EBITDA mean?
A high Debt-to-EBITDA can signal that a stock is expensive relative to its fundamentals. Debt-to-EBITDA ratio represents the ratio of total debt to total earnings before interest, taxes, depreciation and amortization. View historical data on Gulf Marine Services. For the Oil & Gas industry, the median Debt-to-EBITDA is 2.02 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Gulf Marine Services's current Debt-to-EBITDA is 2.11, which is 39% below median its own 10-year median of 3.48. 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 (CHIX:GMSL) is currently considered Modestly Overvalued. The stock's GF Value™ is £0.17, compared to a current price of £0.19 — trading 11.8% above its estimated fair value. The current Debt-to-EBITDA is 2.11, which is 39% below median its 10-year median of 3.48 and 4.7% above the Oil & Gas industry median of 2.02. 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 Debt-to-EBITDA calculated?
Debt-to-EBITDA is calculated from a company's financial statements. For Gulf Marine Services (CHIX:GMSL), the current Debt-to-EBITDA is 2.11 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 (CHIX:GMSL) Overvalued in 2026?
Based on GuruFocus' analysis, Gulf Marine Services stock appears to be overvalued.
The current stock price of £0.19 is trading 11.8% above its estimated GF Value™ of £0.17.
GuruFocus considers Gulf Marine Services to be Modestly Overvalued.
Key valuation signals for CHIX:GMSL:
Debt-to-EBITDA: 2.11 (39% below median its 10-year median of 3.48)
GF Value™: £0.17 vs. price of £0.19 (11.8% above fair value)
Industry Position: 4.7% above the Oil & Gas median (#377 of 706)
No single metric tells the full story. See the CHIX:GMSL 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
Get the complete analysis for CHIX:GMSL
Debt-to-EBITDA is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
CHIX:GMSL has been successfully added to your 
