Ama Marine PCL (BKK:AMA-R) 10-Year Sortino Ratio: N/A (As of Aug. 30, 2026)

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.
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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:AMA-R Ama Marine PCL BKK:AMA-R
77 GF Score
Price ฿3.82
GF Value ฿3.80
! 6 Warning Signs
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What is Ama Marine PCL 10-Year Sortino Ratio?

The 10-Year Sortino Ratio measures the additional return that an investor receives per unit of the downside risk over the past ten years. As of today (2026-08-30), Ama Marine PCL's 10-Year Sortino Ratio is Not available.


Ama Marine PCL  (BKK:AMA-R) 10-Year Sortino Ratio Explanation

The 10-Year Sortino Ratio inidicates the risk-adjusted return of an investment over the past ten year. It is calculated as the annualized result of the average ten-year monthly excess returns divided by the standard deviation of negative returns in the ten-year period. The monthly excess return is the monthly investment return minus the monthly risk-free rate (typically the 10-year Treasury Constant Maturity Rate). If the risk-free rate for a specific region is not available, U.S. data is used by default.

Differnt from the Sharpe Ratio that penalizes both upside and downside volatility equally, the Sortino Ratio penalizes only those returns falling below a user-specified target or required rate of return. The expected returns here is set to the risk-free rate as well.


Ama Marine PCL 10-Year Sortino Ratio Related Terms


Ama Marine PCL 10-Year Sortino Ratio Competitor Comparison

For the Marine Shipping subindustry, Ama Marine PCL's 10-Year Sortino Ratio, along with its competitors' market caps and 10-Year Sortino Ratio 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.


Ama Marine PCL 10-Year Sortino Ratio vs Transportation Industry

For the Transportation industry and Industrials sector, Ama Marine PCL's 10-Year Sortino Ratio distribution charts can be found below:

* The bar in red indicates where Ama Marine PCL's 10-Year Sortino Ratio falls into.


BKK:AMA-R
77GF Score
Ama Marine PCL BKK:AMA-R
10-Year Sortino Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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Ama Marine PCL 10-Year Sortino Ratio Calculation

The 10-Year Sortino Ratio measures the risk-adjusted return of an investment asset or portfolio in the last ten year, focusing specifically on downside risk rather than total risk. A stock / portfolio's 10-Year Sortino Ratio can be calculated by dividing the difference between the ten-year average monthly returns of the investment and the risk-free rate, by the standard deviation of the downside risks over the past ten year.

A downside risk is a potential loss from the asset or investment. The Downside risk here is measured by the downside deviation, which is the standard deviation of negative returns.

Is Ama Marine PCL (BKK:AMA-R) Overvalued in 2026?

Based on GuruFocus' analysis, Ama Marine PCL stock appears to be overvalued. The current stock price of ฿3.82 is trading 0.5% above its estimated GF Value™ of ฿3.80.

Key valuation signals for BKK:AMA-R:

  • 10-Year Sortino Ratio: N/A
  • GF Value™: ฿3.80 vs. price of ฿3.82 (0.5% above fair value)
  • GF Score™: 77/100 with 6 warning signs

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


Ama Marine PCL Business Description

Other Exchanges AMA:Thailand
Address Room No. TNA02, TNA03, Rama 9 Road, 33/4 The Nine Tower A, 33rd Floor, Huaykwang, Bangkok, THA, 10310
Ama Marine PCL is engaged in the provision of marine transportation services in the Southeast Asia region. It operates through two segments namely Marine transportation services segment which rendered in the Southeast Asia region and Logistic services segment virtually in Thailand by transportation of fuel oil and gas. It provides international liquid logistic services by tankers for various liquid products, including palm oil, vegetable oil, and other chemicals.
77GF Score

Get the complete analysis for BKK:AMA-R

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

฿3.82
Price
฿3.80
GF Value