Gulf Marine Services (CHIX:GMSL) Tax Rate %: 18.15% (As of Dec. 2025)

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CHIX:GMSL Gulf Marine Services PLC CHIX:GMSL
55 GF Score
Price £0.19
GF Value £0.17
Valuation Fairly Valued
! 3 Warning Signs
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What is Gulf Marine Services Tax Rate %?

Gulf Marine Services CHIX:GMSL +0.32% 55 Tax Rate % is 18.15% as of Dec. 2025. GuruFocus rates CHIX:GMSL 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.

Tax Rate % is calculated as Tax Expense divided by its Pre-Tax Income. Gulf Marine Services's Tax Expense for the six months ended in Dec. 2025 was £2.6 Mil. Gulf Marine Services's Pre-Tax Income for the six months ended in Dec. 2025 was £14.2 Mil. Therefore, Gulf Marine Services's Tax Rate % for the quarter that ended in Dec. 2025 was 18.15%.

Gulf Marine Services Tax Rate % Related Terms

Gulf Marine Services Tax Rate % Historical Data

* Premium members only.

The historical data trend for Gulf Marine Services's Tax Rate % 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.

Gulf Marine Services Tax Rate % Chart

Gulf Marine Services Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Tax Rate %
Get a 7-Day Free Trial Premium Member Only Premium Member Only 5.19 6.35 6.37 11.40 45.58

Gulf Marine Services Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
Tax Rate % Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 4.59 25.33 7.27 76.52 18.15
CHIX:GMSL
55GF Score
Gulf Marine Services PLC CHIX:GMSL
Tax Rate % is just one metric. See GF Score™, valuation, warning signs, and more.
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Gulf Marine Services Tax Rate % Calculation

Tax Rate % is the ratio of tax expense divided by pretax income, usually presented in percent.

Gulf Marine Services's Tax Rate % for the fiscal year that ended in Dec. 2025 is calculated as

Tax Rate %=Tax Expense (A: Dec. 2025 )/Pre-Tax Income (A: Dec. 2025 )
=12.174/26.71
=45.58 %

Gulf Marine Services's Tax Rate % for the quarter that ended in Dec. 2025 is calculated as

Tax Rate %=Tax Expense (Q: Dec. 2025 )/Pre-Tax Income (Q: Dec. 2025 )
=2.57/14.159
=18.15 %

* 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 Tax Rate % →
What does a Tax Rate % of 18.15% mean?
Gulf Marine Services (CHIX:GMSL) has a Tax Rate % of 18.15% as of Dec. 2025.
Is Gulf Marine Services' Tax Rate % too high?
Gulf Marine Services' current Tax Rate % is 18.15%. 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' Tax Rate % compare to SLB and BKR?
Gulf Marine Services' Tax Rate % of 18.15% can be compared against companies in the Oil & Gas industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Tax Rate % for an Oil & Gas company?
A good Tax Rate % depends on the Oil & Gas industry context. However, Tax Rate % 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 Tax Rate % mean?
A high Tax Rate % can signal that a stock is expensive relative to its fundamentals. Gulf Marine Services's current Tax Rate % is 18.15%. 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 Fairly Valued. The stock's GF Value™ is £0.17, compared to a current price of £0.19 — trading 9.8% above its estimated fair value. The current Tax Rate % is 18.15%. 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 Tax Rate % calculated?
Tax Rate % is calculated from a company's financial statements. For Gulf Marine Services (CHIX:GMSL), the current Tax Rate % is 18.15% 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 9.8% above its estimated GF Value™ of £0.17. GuruFocus considers Gulf Marine Services to be Fairly Valued.

Key valuation signals for CHIX:GMSL:

  • Tax Rate %: 18.15%
  • GF Value™: £0.17 vs. price of £0.19 (9.8% above fair value)
  • GF Score™: 55/100 with 3 warning signs

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 Business Description

Industry EnergyOil & Gas
Other Exchanges GMS:UKG0M:Germany
Address P.O. Box 46046, Abu Dhabi, ARE
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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Tax Rate % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

£0.19
Price
£0.17
GF Value