Prima Marine PCL (BKK:PRM) GF Value Rank: 3 (As of Jul. 25, 2026) — 25% Below 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.

BKK:PRM Prima Marine PCL BKK:PRM
91 GF Score
Price ฿10.10
GF Value ฿7.90
Valuation Modestly Overvalued
! 8 Warning Signs
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What is Prima Marine PCL GF Value Rank?

Prima Marine PCL BKK:PRM +2.54% 91 GF Value Rank is 3 as of Jul. 25, 2026, which is 25% below its 10-year median of 4.00. GuruFocus rates BKK:PRM with a GF Score™ of 91/100 and a GF Value™ of ฿7.90 (Modestly Overvalued). The stock has 8 warning signs investors should review.

Prima Marine PCL has the GF Value Rank of 3.

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.

Prima Marine PCL GF Value Rank Related Terms

BKK:PRM vs WMB, EPD, KMI: GF Value Rank Comparison

For the Oil & Gas Midstream subindustry, Prima Marine PCL'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.

Prima Marine PCL GF Value Rank vs Oil & Gas Industry

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

* The bar in red indicates where Prima Marine PCL's GF Value Rank falls into.


BKK:PRM
91GF Score
Prima Marine PCL BKK:PRM
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 3 mean?
Prima Marine PCL (BKK:PRM) has a GF Value Rank of 3 as of Jul. 25, 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 Prima Marine PCL and its competitors. This is 25% below median its historical median of 4.00. Over the past decade, Prima Marine PCL's GF Value Rank has ranged from 1.00 to 10.00.
Is Prima Marine PCL's GF Value Rank too high?
Prima Marine PCL's current GF Value Rank of 3 is 25% below 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, Prima Marine PCL has a GF Score™ of 91/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Prima Marine PCL's GF Value Rank compare to WMB and EPD?
Prima Marine PCL's GF Value Rank of 3 can be compared against companies in the Oil & Gas industry. Historically, Prima Marine PCL'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 Prima Marine PCL and its competitors. Prima Marine PCL's current GF Value Rank is 3, which is 25% below 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 Prima Marine PCL stock overvalued right now?
Based on GuruFocus' analysis, Prima Marine PCL (BKK:PRM) is currently considered Modestly Overvalued. The stock's GF Value™ is ฿7.90, compared to a current price of ฿10.10 — trading 27.8% above its estimated fair value. The current GF Value Rank is 3, which is 25% below median its 10-year median of 4.00. Prima Marine PCL's overall GF Score™ is 91/100 with 8 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 Prima Marine PCL (BKK:PRM), the current GF Value Rank is 3 as of Jul. 25, 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 Prima Marine PCL (BKK:PRM) Overvalued in 2026?

Based on GuruFocus' analysis, Prima Marine PCL stock appears to be overvalued. The current stock price of ฿10.10 is trading 27.8% above its estimated GF Value™ of ฿7.90. GuruFocus considers Prima Marine PCL to be Modestly Overvalued.

Key valuation signals for BKK:PRM:

  • GF Value Rank: 3 (25% below median its 10-year median of 4.00)
  • GF Value™: ฿7.90 vs. price of ฿10.10 (27.8% above fair value)
  • GF Score™: 91/100 with 8 warning signs

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

Prima Marine PCL Business Description

Industry EnergyOil & Gas
Other Exchanges PRM-F:Thailand
Address 80 Soi Bangna-Trad 30, Debaratna Road, South Bangna Sub-district, Bangna District, Bangkok, THA, 10260
Prima Marine PCL is engaged in the marine transportation of petroleum and chemical products and in providing services that support offshore petroleum exploration and production, along with ship management. The company operates through four segments: marine transportation of petroleum and chemical products; storage of petroleum products; services supporting offshore exploration and production, including transportation of personnel and equipment and accommodation work barges; and ship management and related services such as ship agency, crew recruitment and transportation, operational support, business administration, procurement, marketing, financial consulting, and technical support. The company generates the majority of its revenue from Thailand.
91GF Score

Get the complete analysis for BKK:PRM

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

฿10.10
Price
฿7.90
GF Value