GURUFOCUS.COM » STOCK LIST » Utilities » Utilities - Regulated » Ameren Illinois Co (OTCPK:AILIP.PFD) » Definitions » Volatility

Ameren Illinois Co (Ameren Illinois Co) Volatility : 6.97% (As of May. 15, 2024)


View and export this data going back to . Start your Free Trial

What is Ameren Illinois Co Volatility?

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 (2024-05-15), Ameren Illinois Co's Volatility is 6.97%.


Competitive Comparison of Ameren Illinois Co's Volatility

For the Utilities - Regulated Electric subindustry, Ameren Illinois Co'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.


Ameren Illinois Co's Volatility Distribution in the Utilities - Regulated Industry

For the Utilities - Regulated industry and Utilities sector, Ameren Illinois Co's Volatility distribution charts can be found below:

* The bar in red indicates where Ameren Illinois Co's Volatility falls into.



Ameren Illinois Co  (OTCPK:AILIP.PFD) 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.


Ameren Illinois Co  (OTCPK:AILIP.PFD) 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.


Ameren Illinois Co Volatility Related Terms

Thank you for viewing the detailed overview of Ameren Illinois Co's Volatility provided by GuruFocus.com. Please click on the following links to see related term pages.


Ameren Illinois Co (Ameren Illinois Co) Business Description

Address
6 Executive Drive, Collinsville, IL, USA, 62234
Ameren Illinois Co an Illinois corporation is a subsidiary of Ameren Corporation. It operates a rate-regulated electric and natural gas transmission and distribution business in Illinois. It supplies electric and natural gas utility service to portions of central and southern Illinois having an estimated population of 3.1 million in an area of 40,000square miles. It supplies electric service to around 1.2 million customers and natural gas service to almost 806,000 customers.

Ameren Illinois Co (Ameren Illinois Co) Headlines

No Headlines