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CBOE Volatility Index (VIX) from December 1985 to May 2012 (daily closings) In finance, volatility (usually denoted by "σ") is the degree of variation of a trading price series over time, usually measured by the standard deviation of logarithmic returns. Historic volatility measures a time series of past market prices.
Volatility risk is the risk of an adverse change of price, due to changes in the volatility of a factor affecting that price. It usually applies to derivative instruments , and their portfolios, where the volatility of the underlying asset is a major influencer of option prices .
Market conditions: Major economic events — such as interest rate changes, unemployment data, market crashes or geopolitical tensions — can impact market volatility and, consequently, implied ...
CBOE Volatility Index (VIX) 2004–2020. VIX is the ticker symbol and the popular name for the Chicago Board Options Exchange's CBOE Volatility Index, a popular measure of the stock market's expectation of volatility based on S&P 500 index options.
When trading stocks or stock options, there are certain indicators you may use to track price momentum. Implied volatility, which measures how likely a security’s price is to change, can be ...
Navigating stock market volatility in retirement requires having a solid plan — and sticking to it. The earlier you can start retirement planning, the more options you will have.
The value ¯ is the volatility implied by the market price ¯, or the implied volatility. In general, it is not possible to give a closed form formula for implied volatility in terms of call price (for a review see [ 1 ] ).
Volatility is up, and the S&P 500 chalked both its best and worst day of the year this past week. And that you can have both in the span of a few days is an important market lesson.