Tamar Minerals (STU:LYC) Volatility: 728.00% (As of Jul. 03, 2026)


What is Tamar Minerals Volatility?

Tamar Minerals STU:LYC Volatility is 728.00% as of Jul. 03, 2026. The stock has 2 warning signs investors should review.

Volatility is a statistical measure of the dispersion of returns for a given security or market index, it shows how the price swings around its mean. The volatility here is measured as the annualized standard deviation between monthly returns from the security over the past year. In most cases, the higher the volatility, the riskier the security.

As of today (2026-07-03), Tamar Minerals's Volatility is 728.00%.

Tamar Minerals  (STU:LYC) Volatility Explanation

Volatility is a statistical measure of the dispersion of returns for a given security or market index. It’s often measured as standard deviation or variance of historical returns over a certain period. The volatility here is measured as the annualized standard deviation between monthly returns from the security over the past year.

Volatility reflects the uncertainty or risk of a security’s value. Generally speaking, a higher volatility suggests a higher risk, because it implies a wider fluctuation around average price. This means the price of the security can change dramatically in either direction within a short period. Conversely, a lower volatility means that the security's price is more steady, which suggests a lower risk.

Another measurement of relative volatility is Beta. Beta is a measure of systematic risk of a security or a portfolio in comparison to the market as a whole. Beta is usually compared to 1. A beta of greater than 1 indicates that the security's price will be more volatile than the market.

Tamar Minerals Volatility Related Terms

Tamar Minerals Volatility Competitor Comparison

For the Other Industrial Metals & Mining subindustry, Tamar Minerals's Volatility, along with its competitors' market caps and Volatility 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 Volatility vs Metals & Mining Industry

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

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


Tamar Minerals  (STU:LYC) Volatility Calculation

The annualized volatility is calculated as following:

σA=σM * √12
=√ 1/(n-1) ∑(Ri - R')^2 * √12

Where: σM is the monthly volatility, n is the number of months in the period, Ri is the security's historical monthly returns and R' is the arithmetic mean of monthly returns.

* 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.

Frequently Asked Questions Learn more about Volatility →
What does a Volatility of 728.00% mean?
Tamar Minerals (STU:LYC) has a Volatility of 728.00% as of Jul. 03, 2026. Volatility is measured as the annualized standard deviation between monthly returns from the security over the past year. View historical data on Tamar Minerals and its competitors.
Is Tamar Minerals' Volatility too high?
Tamar Minerals' current Volatility is 728.00%.
How does Tamar Minerals' Volatility compare to competitors?
Tamar Minerals' Volatility of 728.00% 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 Volatility for a Metals & Mining company?
A good Volatility depends on the Metals & Mining industry context. However, Volatility 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 Volatility mean?
A high Volatility can signal that a stock is expensive relative to its fundamentals. Volatility is measured as the annualized standard deviation between monthly returns from the security over the past year. View historical data on Tamar Minerals and its competitors. Tamar Minerals's current Volatility is 728.00%. 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 Volatility of 728.00%. The current Volatility is 728.00%. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Volatility calculated?
Volatility is calculated from a company's financial statements. For Tamar Minerals (STU:LYC), the current Volatility is 728.00% 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.