Welgene Biotech Co (ROCO:6661) Beta: -0.0593 (As of Jul. 23, 2026)

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ROCO:6661 Welgene Biotech Co Ltd ROCO:6661
70 GF Score
Price NT$17.55
GF Value NT$29.93
Valuation Possible Value Trap
! 6 Warning Signs
View Full Analysis

What is Welgene Biotech Co Beta?

Welgene Biotech Co ROCO:6661 70 Beta is -0.0593 as of Jul. 23, 2026. GuruFocus rates ROCO:6661 with a GF Score™ of 70/100 and a GF Value™ of NT$29.93 (Possible Value Trap). The stock has 6 warning signs investors should review.

Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. As of today (2026-07-23), Welgene Biotech Co's Beta is -0.0593.


Welgene Biotech Co  (ROCO:6661) 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)


Welgene Biotech Co Beta Related Terms


Welgene Biotech Co Beta Historical Data

* Premium members only.

The historical data trend for Welgene Biotech Co'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.

Welgene Biotech Co Beta Chart

Welgene Biotech Co 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 0.42 0.32 0.24 0.47 0.00

Welgene Biotech Co Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 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 0.47 0.00 0.00 0.00 0.00

ROCO:6661 vs TMO, DHR, IDXX: Beta Comparison

For the Diagnostics & Research subindustry, Welgene Biotech Co'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.


Welgene Biotech Co Beta vs Medical Diagnostics & Research Industry

For the Medical Diagnostics & Research industry and Healthcare sector, Welgene Biotech Co's Beta distribution charts can be found below:

* The bar in red indicates where Welgene Biotech Co's Beta falls into.


ROCO:6661
70GF Score
Welgene Biotech Co Ltd ROCO:6661
Beta is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Welgene Biotech Co 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 -0.0593 mean?
Welgene Biotech Co (ROCO:6661) has a Beta of -0.0593 as of Jul. 23, 2026. Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. View historical data for Welgene Biotech Co and its competitors.
Is Welgene Biotech Co's Beta too high?
Welgene Biotech Co's current Beta is -0.0593. Overall, Welgene Biotech Co has a GF Score™ of 70/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does Welgene Biotech Co's Beta compare to TMO and DHR?
Welgene Biotech Co's Beta of -0.0593 can be compared against companies in the Medical Diagnostics & Research 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 a Medical Diagnostics & Research company?
A good Beta depends on the Medical Diagnostics & Research 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 Welgene Biotech Co and its competitors. Welgene Biotech Co's current Beta is -0.0593. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Welgene Biotech Co stock overvalued right now?
Based on GuruFocus' analysis, Welgene Biotech Co (ROCO:6661) is currently considered Possible Value Trap. The stock's GF Value™ is NT$29.93, compared to a current price of NT$17.55 — trading 41.4% below its estimated fair value. The current Beta is -0.0593. Welgene Biotech Co's overall GF Score™ is 70/100 with 6 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 Welgene Biotech Co (ROCO:6661), the current Beta is -0.0593 as of Jul. 23, 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 Welgene Biotech Co (ROCO:6661) Overvalued in 2026?

Based on GuruFocus' analysis, Welgene Biotech Co stock appears to be undervalued. The current stock price of NT$17.55 is trading 41.4% below its estimated GF Value™ of NT$29.93. GuruFocus considers Welgene Biotech Co to be Possible Value Trap.

Key valuation signals for ROCO:6661:

  • Beta: -0.0593
  • GF Value™: NT$29.93 vs. price of NT$17.55 (41.4% below fair value)
  • GF Score™: 70/100 with 6 warning signs

No single metric tells the full story. See the ROCO:6661 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Welgene Biotech Co Business Description

Address No. 3, Yuanqu Street, 12th Floor, Nangang District, Taipei, TWN, 115603
Welgene Biotech Co Ltd is engaged in providing genetic and biotechnology testing services and related products. Its offerings include next-generation sequencing (NGS) services, DNA microarray and PCR-based testing solutions, biotechnology reagents, diagnostic products, and laboratory instruments. The company also engages in the trading of medical and biotechnology equipment.
70GF Score

Get the complete analysis for ROCO:6661

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

NT$17.55
Price
NT$29.93
GF Value