Historic Volatility
There are many forms of measuring volatility, the most common is Historic Volatility that considers the standard deviation of the log value of the daily difference in closes over the length detailed in the parameter.
Historic Volatility How much contract price has fluctuated over a period of time in the past; usually calculated by taking a standard deviation of price changes over a time period.
Historic Volatility
A measure of actual price changes over a specific period of time.
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Any person who has made an opening purchase transaction, call or put, and has that position in a brokerage account.
Historic Volatility
Calculated by using the standard deviation of underlying asset price changes from close-to-close of trading going back 21 to 23 days. A measurement of how much ...
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Historic volatility
An underlying asset's past price fluctuations, compared to standard deviation expressed as a percentage.
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Historic volatility
A measure of actual stock price changes over a specific period of time. See also Standard deviation.
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The historic volatility is based on past data. It is often expressed as a percentage and computed as the annualized standard deviation of the percentage change in daily price.
Historic Volatility: Measuring a contract's price fluctuation over a past period of time; usually done with a standard deviation of price changes over time.
Historical Data: A series of past daily, weekly or monthly market prices.
Historic volatility, this is the annualized standard deviation of a product's price. The more it goes up and down in price the higher is this measure of volatility. It is therefore a measure of price risk.
2. Implied volatility.
I look at an ETF's current and historic volatility vs. appropriate benchmarks. Then I compare ETFs against each other. Ranking them helps me identify the best opportunities for my International ETF Trader members at any given point in time.
This chart shows the effects of a stock split in reducing the historic volatility of a relative strength chart. As the stock fluctuated before the stock split the volatility was much greater on these charts than the current chart depicts.
Volatility is noted by taking past market prices over a period of time and applying defined algorithms and formulas. This type of volatility is called historic volatility and is commonly used in forex.
 See also: Trading, Volatility, Market, Risk, Interest
  
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