Grand Green Energy (ROCO:6639) Beta: 0.0089 (As of Jul. 07, 2026)


ROCO:6639 Grand Green Energy Corp ROCO:6639
50 GF Score
Price NT$5.99
GF Value NT$4.36
Valuation Significantly Overvalued
! 4 Warning Signs
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What is Grand Green Energy Beta?

Grand Green Energy ROCO:6639 50 Beta is 0.0089 as of Jul. 07, 2026. GuruFocus rates ROCO:6639 with a GF Score™ of 50/100 and a GF Value™ of NT$4.36 (Significantly Overvalued). The stock has 4 warning signs investors should review.

Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. As of today (2026-07-07), Grand Green Energy's Beta is 0.0089.


Grand Green Energy  (ROCO:6639) Beta Explanation

Beta is a measure of the volatility, or systematic risk, of a security or a portfolio in comparison to the market as a whole. We usually compare beta to 1. A beta of 1 indicates that the security's price will move with the market. A beta of less than 1 means that the security will be less volatile than the market. A beta of greater than 1 indicates that the security's price will be more volatile than the market.

Beta is primarily used in the Capital Asset Pricing Model (CAPM) to calculate the Cost of Equity, which can be used in the calculation of WACC %. The formula of Cost of Equity is:
Cost of Equity = Risk-Free Rate of Return + Beta of Asset * (Expected Return of the Market - Risk-Free Rate of Return)


Grand Green Energy Beta Related Terms


Grand Green Energy Beta Historical Data

* Premium members only.

The historical data trend for Grand Green Energy's Beta 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.

Grand Green Energy Beta Chart

Grand Green Energy Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Beta
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.50 0.50 0.46 0.34 0.00

Grand Green Energy Semi-Annual Data
Dec15 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
Beta 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 0.46 0.31 0.34 0.00 0.00

ROCO:6639 vs GEV, ETN, PH: Beta Comparison

For the Specialty Industrial Machinery subindustry, Grand Green Energy's Beta, along with its competitors' market caps and Beta 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.


Grand Green Energy Beta vs Industrial Products Industry

For the Industrial Products industry and Industrials sector, Grand Green Energy's Beta distribution charts can be found below:

* The bar in red indicates where Grand Green Energy's Beta falls into.


ROCO:6639
50GF Score
Grand Green Energy Corp ROCO:6639
Beta is just one metric. See GF Score™, valuation, warning signs, and more.
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Grand Green Energy Beta Calculation

Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. A stock's beta can be calculated by dividing the product of the covariance of the individual stock's returns and the market's returns by the variance of the market's returns over a specified period. Basically, GuruFocus uses the returns calculated over three-year period.

Frequently Asked Questions Learn more about Beta →
What does a Beta of 0.0089 mean?
Grand Green Energy (ROCO:6639) has a Beta of 0.0089 as of Jul. 07, 2026. Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. View historical data for Grand Green Energy and its competitors.
Is Grand Green Energy's Beta too high?
Grand Green Energy's current Beta is 0.0089. Overall, Grand Green Energy has a GF Score™ of 50/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Grand Green Energy's Beta compare to GEV and ETN?
Grand Green Energy's Beta of 0.0089 can be compared against companies in the Industrial Products industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Beta for an Industrial Products company?
A good Beta depends on the Industrial Products industry context. However, Beta 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 Beta mean?
A high Beta can signal that a stock is expensive relative to its fundamentals. Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. View historical data for Grand Green Energy and its competitors. Grand Green Energy's current Beta is 0.0089. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Grand Green Energy stock overvalued right now?
Based on GuruFocus' analysis, Grand Green Energy (ROCO:6639) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$4.36, compared to a current price of NT$5.99 — trading 37.4% above its estimated fair value. The current Beta is 0.0089. Grand Green Energy's overall GF Score™ is 50/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Beta calculated?
Beta is calculated from a company's financial statements. For Grand Green Energy (ROCO:6639), the current Beta is 0.0089 as of Jul. 07, 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 Grand Green Energy (ROCO:6639) Overvalued in 2026?

Based on GuruFocus' analysis, Grand Green Energy stock appears to be overvalued. The current stock price of NT$5.99 is trading 37.4% above its estimated GF Value™ of NT$4.36. GuruFocus considers Grand Green Energy to be Significantly Overvalued.

Key valuation signals for ROCO:6639:

  • Beta: 0.0089
  • GF Value™: NT$4.36 vs. price of NT$5.99 (37.4% above fair value)
  • GF Score™: 50/100 with 4 warning signs

No single metric tells the full story. See the ROCO:6639 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Grand Green Energy Business Description

Address No.192, Jinshan Street, Yangmei District, Taoyuan City, TWN, 326
Grand Green Energy Corp is mainly engaged in the development and sale of thermal energy supply system and other thermal equipment. The company caters to textile, food, chemical, and paper industry. It also offers air pollution emission equipment.
50GF Score

Get the complete analysis for ROCO:6639

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

NT$5.99
Price
NT$4.36
GF Value