Sea1 Offshore (OSL:SEA1) GF Value Rank: 10 (As of Jul. 29, 2026) — 150% Above Median

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
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.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
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.

OSL:SEA1 Sea1 Offshore Inc OSL:SEA1
75 GF Score
Price kr26.10
GF Value kr28.87
Valuation Modestly Undervalued
! 4 Warning Signs
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What is Sea1 Offshore GF Value Rank?

Sea1 Offshore OSL:SEA1 -2.25% 75 GF Value Rank is 10 as of Jul. 29, 2026, which is 150% above its 10-year median of 4.00. GuruFocus rates OSL:SEA1 with a GF Score™ of 75/100 and a GF Value™ of kr28.87 (Modestly Undervalued). The stock has 4 warning signs investors should review.

Sea1 Offshore has the GF Value Rank of 10.

GF Value Rank evaluates the exclusive GuruFocus valuation and performance of a stock, rated on a scale from 1 to 10. It is determined by the price-to-GF-Value (P/GF Value) ratio, a proprietary metric calculated based on historical multiples along with an adjustment factor based on a company's past returns and growth and future estimates of the business' performance.

GuruFocus found that for valuation, we cannot simply give stocks a better GF Value rank simply because they have a lower P/GF Value ratio. Backtesting shows that over the long term, the two worst-performing groups are the most expensive group (with the highest P/GF Value ratio) and the least expensive group (with the lowest P/GF Value ratio).

We can understand why the most expensive group underperforms. We were initially puzzled by the underperformance of the least expensive group, but we realized there is a reason why some stocks are super cheap. If they look too undervalued, it is often because the businesses behind them are poor quality. The market realized this and gave them low valuations. In a way, the market is efficient.

After multiple backtesting analyses, we granted the stocks in third-cheapest percentile the highest GF Value rank, as they have performed the best over a full market cycle. Stock performance is actually not as sensitive to valuation as it is to growth and profitability. On average, the companies in the 20%-50% valuation groups have similar performances. Therefore, we should avoid the most expensive and the least expensive stocks. We can be more tolerant of valuation.

A higher score indicates a stock with a relatively low valuation and substantial potential for outperformance. Conversely, a lower score often reflects stocks that are either highly overvalued or deeply undervalued, both of which tend to underperform.

Please click GF Score to see more details on the GF Score's 5 Key Aspects of Analysis.


Sea1 Offshore GF Value Rank Related Terms


OSL:SEA1 vs SLB, BKR, FTI: GF Value Rank Comparison

For the Oil & Gas Equipment & Services subindustry, Sea1 Offshore's GF Value Rank, along with its competitors' market caps and GF Value Rank 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.


Sea1 Offshore GF Value Rank vs Oil & Gas Industry

For the Oil & Gas industry and Energy sector, Sea1 Offshore's GF Value Rank distribution charts can be found below:

* The bar in red indicates where Sea1 Offshore's GF Value Rank falls into.


OSL:SEA1
75GF Score
Sea1 Offshore Inc OSL:SEA1
GF Value Rank is just one metric. See GF Score™, valuation, warning signs, and more.
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Frequently Asked Questions Learn more about GF Value Rank →
What does a GF Value Rank of 10 mean?
Sea1 Offshore (OSL:SEA1) has a GF Value Rank of 10 as of Jul. 29, 2026. GF Value Rank is given based on historical multiples along with past returns, growth and future estimates of the business' performance. View historical data on Sea1 Offshore and its competitors. This is 150% above median its historical median of 4.00. Over the past decade, Sea1 Offshore's GF Value Rank has ranged from 1.00 to 10.00.
Is Sea1 Offshore's GF Value Rank too high?
Sea1 Offshore's current GF Value Rank of 10 is 150% above median its 10-year median of 4.00. Over the past 10 years, this metric has ranged from a low of 1.00 to a high of 10.00. Overall, Sea1 Offshore has a GF Score™ of 75/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Sea1 Offshore's GF Value Rank compare to SLB and BKR?
Sea1 Offshore's GF Value Rank of 10 can be compared against companies in the Oil & Gas industry. Historically, Sea1 Offshore's own GF Value Rank has ranged from 1.00 to 10.00 over the past decade. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good GF Value Rank for an Oil & Gas company?
A good GF Value Rank depends on the Oil & Gas industry context. However, GF Value Rank 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 GF Value Rank mean?
A high GF Value Rank can signal that a stock is expensive relative to its fundamentals. GF Value Rank is given based on historical multiples along with past returns, growth and future estimates of the business' performance. View historical data on Sea1 Offshore and its competitors. Sea1 Offshore's current GF Value Rank is 10, which is 150% above median its own 10-year median of 4.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sea1 Offshore stock overvalued right now?
Based on GuruFocus' analysis, Sea1 Offshore (OSL:SEA1) is currently considered Modestly Undervalued. The stock's GF Value™ is kr28.87, compared to a current price of kr26.10 — trading 9.6% below its estimated fair value. The current GF Value Rank is 10, which is 150% above median its 10-year median of 4.00. Sea1 Offshore's overall GF Score™ is 75/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is GF Value Rank calculated?
GF Value Rank is calculated from a company's financial statements. For Sea1 Offshore (OSL:SEA1), the current GF Value Rank is 10 as of Jul. 29, 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 Sea1 Offshore (OSL:SEA1) Overvalued in 2026?

Based on GuruFocus' analysis, Sea1 Offshore stock appears to be undervalued. The current stock price of kr26.10 is trading 9.6% below its estimated GF Value™ of kr28.87. GuruFocus considers Sea1 Offshore to be Modestly Undervalued.

Key valuation signals for OSL:SEA1:

  • GF Value Rank: 10 (150% above median its 10-year median of 4.00)
  • GF Value™: kr28.87 vs. price of kr26.10 (9.6% below fair value)
  • GF Score™: 75/100 with 4 warning signs

No single metric tells the full story. See the OSL:SEA1 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Sea1 Offshore Business Description

Industry EnergyOil & Gas
Other Exchanges SIOFFO:SwedenS5H0:Germany
Address Kjoita 18, Kristiansand, NOR, 4630
Sea1 Offshore Inc is a vessel provider to the offshore oil and gas and renewable industry. It provides a wide range of services with its vessels, equipment and an experienced crew. The fleet consists of various vessels and includes platform supply vessels, anchor handling tug and supply as well as offshore subsea construction and well intervention vessels. The reportable segments are Subsea Vessels, Anchor-Handling Tug Supply (AHTS) Vessels, Platform Supply Vessels (PSVs), Fast Crew & Oil Spill Recovery Vessels, and Other. The company generates the majority of its revenue from the Subsea Vessels segment.
75GF Score

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GF Value Rank is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

kr26.10
Price
kr28.87
GF Value