Sigma Lithium (TSXV:SGML) Beta: 2.6608 (As of Jun. 28, 2026)


TSXV:SGML Sigma Lithium Corp TSXV:SGML
48 GF Score
Price C$16.64
GF Value C$11.25
Valuation Significantly Overvalued
! 4 Warning Signs
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What is Sigma Lithium Beta?

Sigma Lithium TSXV:SGML -3.59% 48 Beta is 2.6608 as of Jun. 28, 2026. GuruFocus rates TSXV:SGML with a GF Score™ of 48/100 and a GF Value™ of C$11.25 (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 (2026-06-28), Sigma Lithium's Beta is 2.6608.


Sigma Lithium  (TSXV:SGML) 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)


Sigma Lithium Beta Related Terms


Sigma Lithium Beta Historical Data

* Premium members only.

The historical data trend for Sigma Lithium'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.

Sigma Lithium Beta Chart

Sigma Lithium Annual Data
Trend Oct16 Oct17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Beta
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.22 0.41 0.58 0.46 0.97

Sigma Lithium Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
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 0.34 0.19 0.93 0.97 1.73

Sigma Lithium Beta Competitor Comparison

For the Other Industrial Metals & Mining subindustry, Sigma Lithium'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.


Sigma Lithium Beta vs Metals & Mining Industry

For the Metals & Mining industry and Basic Materials sector, Sigma Lithium's Beta distribution charts can be found below:

* The bar in red indicates where Sigma Lithium's Beta falls into.


TSXV:SGML
48GF Score
Sigma Lithium Corp TSXV:SGML
Beta is just one metric. See GF Score™, valuation, warning signs, and more.
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Sigma Lithium 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 2.6608 mean?
Sigma Lithium (TSXV:SGML) has a Beta of 2.6608 as of Jun. 28, 2026. Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. View historical data for Sigma Lithium and its competitors.
Is Sigma Lithium's Beta too high?
Sigma Lithium's current Beta is 2.6608. Overall, Sigma Lithium has a GF Score™ of 48/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Sigma Lithium's Beta compare to competitors?
Sigma Lithium's Beta of 2.6608 can be compared against companies in the Metals & Mining 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 Metals & Mining company?
A good Beta depends on the Metals & Mining 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 Sigma Lithium and its competitors. Sigma Lithium's current Beta is 2.6608. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sigma Lithium stock overvalued right now?
Based on GuruFocus' analysis, Sigma Lithium (TSXV:SGML) is currently considered Significantly Overvalued. The stock's GF Value™ is C$11.25, compared to a current price of C$16.64 — trading 47.9% above its estimated fair value. The current Beta is 2.6608. Sigma Lithium's overall GF Score™ is 48/100 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 Sigma Lithium (TSXV:SGML), the current Beta is 2.6608 as of Jun. 28, 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 Sigma Lithium (TSXV:SGML) Overvalued in 2026?

Based on GuruFocus' analysis, Sigma Lithium stock appears to be overvalued. The current stock price of C$16.64 is trading 47.9% above its estimated GF Value™ of C$11.25. GuruFocus considers Sigma Lithium to be Significantly Overvalued.

Key valuation signals for TSXV:SGML:

  • Beta: 2.6608
  • GF Value™: C$11.25 vs. price of C$16.64 (47.9% above fair value)
  • GF Score™: 48/100 with 4 warning signs

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


Sigma Lithium Business Description

Address 181, Bay Street, Suite 4400, Toronto, ON, CAN, M5J 2T3
Sigma Lithium Corp together with its direct and indirect subsidiaries, is a commercial producer of lithium concentrate. It holds full interest in four mineral properties: Grota do Cirilo, Sao Jose, Santa Clara, and Genipapo, located in the municipalities of Aracuai and Itinga, in the Vale do Jequitinhonha region in the State of Minas Gerais, Brazil. Geographically, the company operates in Switzerland; United Arab Emirates; Singapore; and Republic of Korea, of which it derives maximum revenue from Switzerland.
48GF Score

Get the complete analysis for TSXV:SGML

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

C$16.64
Price
C$11.25
GF Value