Earth Tech Environment PCL (BKK:ETC-R) 10-Year Sharpe Ratio: N/A (As of Sep. 15, 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.
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:ETC-R Earth Tech Environment PCL BKK:ETC-R
76 GF Score
Price ฿0.77
GF Value ฿1.54
Valuation Possible Value Trap
! 7 Warning Signs
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What is Earth Tech Environment PCL 10-Year Sharpe Ratio?

The 10-Year Sharpe Ratio measures the additional return that an investor receives per unit of increase in risk over the past ten years. As of today (2026-09-15), Earth Tech Environment PCL's 10-Year Sharpe Ratio is Not available.


Earth Tech Environment PCL  (BKK:ETC-R) 10-Year Sharpe Ratio Explanation

The 10-Year Sharpe Ratio inidicates the risk-adjusted return of an investment over the past ten years. It is calculated as the annualized result of the average ten-year monthly excess returns divided by its standard deviation 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.

The greater a portfolio's Sharpe Ratio, the better its risk-adjusted performance. A negative Sharpe Ratio means the risk-free rate is greater than the portfolio’s historical or projected return, or else the portfolio's return is expected to be negative.


Earth Tech Environment PCL 10-Year Sharpe Ratio Related Terms


Earth Tech Environment PCL 10-Year Sharpe Ratio Competitor Comparison

For the Utilities - Renewable subindustry, Earth Tech Environment PCL's 10-Year Sharpe Ratio, along with its competitors' market caps and 10-Year Sharpe 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.


Earth Tech Environment PCL 10-Year Sharpe Ratio vs Utilities - Independent Power Producers Industry

For the Utilities - Independent Power Producers industry and Utilities sector, Earth Tech Environment PCL's 10-Year Sharpe Ratio distribution charts can be found below:

* The bar in red indicates where Earth Tech Environment PCL's 10-Year Sharpe Ratio falls into.


BKK:ETC-R
76GF Score
Earth Tech Environment PCL BKK:ETC-R
10-Year Sharpe Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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Earth Tech Environment PCL 10-Year Sharpe Ratio Calculation

The 10-Year Sharpe Ratio measures the performance of an investment such as a stock or portfolio compared to a risk-free asset in the last ten years. A stock / portfolio's 10-Year Sharpe 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 investment returns over the past ten years.

Is Earth Tech Environment PCL (BKK:ETC-R) Overvalued in 2026?

Based on GuruFocus' analysis, Earth Tech Environment PCL stock appears to be undervalued. The current stock price of ฿0.77 is trading 50% below its estimated GF Value™ of ฿1.54. GuruFocus considers Earth Tech Environment PCL to be Possible Value Trap.

Key valuation signals for BKK:ETC-R:

  • 10-Year Sharpe Ratio: N/A
  • GF Value™: ฿1.54 vs. price of ฿0.77 (50% below fair value)
  • GF Score™: 76/100 with 7 warning signs

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


Earth Tech Environment PCL Business Description

Other Exchanges ETC:Thailand
Address 88, 88/1, Moo. 1, Ban That Subdistrict, Kaeng Khoi District, Saraburi, Bangkok, THA, 18110
Earth Tech Environment PCL is a service provider for the production and distribution of electricity. It produces and distributes electricity from the first non-hazardous industrial materials in Thailand by using sewage or unused materials to process as fuel to produce electricity. It also provides an air quality control system, water management system, and community involvement. The company's segment includes Power business and Construction. It generates maximum revenue from the Power business segment.
76GF Score

Get the complete analysis for BKK:ETC-R

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

฿0.77
Price
฿1.54
GF Value