Tamar Minerals (STU:LYC) Beta: -2.7381 (As of Jul. 03, 2026)


What is Tamar Minerals Beta?

Tamar Minerals STU:LYC Beta is -2.7381 as of Jul. 03, 2026. The stock has 2 warning signs investors should review.

Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. As of today (2026-07-03), Tamar Minerals's Beta is -2.7381.

Tamar Minerals  (STU:LYC) 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)

Tamar Minerals Beta Related Terms

Tamar Minerals Beta Historical Data

* Premium members only.

The historical data trend for Tamar Minerals'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.

Tamar Minerals Beta Chart

Tamar Minerals Annual Data
Trend Dec13 Dec14 Dec15 Dec16 Jun19 Jun20 Jun21 Jun22 Jun23 Jun24
Beta
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 -1.20

Tamar Minerals Semi-Annual Data
Jun14 Dec14 Jun15 Dec15 Jun16 Dec16 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 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 0.00 -0.51 -1.20 -1.26 3.40

Tamar Minerals Beta Competitor Comparison

For the Other Industrial Metals & Mining subindustry, Tamar Minerals'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.

Tamar Minerals Beta vs Metals & Mining Industry

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

* The bar in red indicates where Tamar Minerals's Beta falls into.


Tamar Minerals 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 -2.7381 mean?
Tamar Minerals (STU:LYC) has a Beta of -2.7381 as of Jul. 03, 2026. Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. View historical data for Tamar Minerals and its competitors.
Is Tamar Minerals' Beta too high?
Tamar Minerals' current Beta is -2.7381.
How does Tamar Minerals' Beta compare to competitors?
Tamar Minerals' Beta of -2.7381 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 Tamar Minerals and its competitors. Tamar Minerals's current Beta is -2.7381. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tamar Minerals stock overvalued right now?
Tamar Minerals (STU:LYC) has a current Beta of -2.7381. The current Beta is -2.7381. 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 Tamar Minerals (STU:LYC), the current Beta is -2.7381 as of Jul. 03, 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.

Tamar Minerals Business Description

Other Exchanges TMR:UK
Address 167-169 Great Portland Street, Fifth Floor, London, GBR, W1W 5PF
Tamar Minerals PLC is a mineral exploration company focused on delineating critical minerals in Devon and Cornwall. It has an experienced metals exploration and technology team and has worked around the world, reinterpreting historic exploration and mining data to identify ore zones. Its project includes the Specimen Hill copper-gold project. The Company holds three assets in the UK, two of which are options on mineral leases at Devon Great Consols and Great Wheal Vor. The Company operates in the United Kingdom and Australia.