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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 a contract price has fluctuated over a specific period of time in the past; usually calculated by taking a standard deviation of price changes over a time period.

Related Terms:

Bollinger Bands
Bollinger Bands are a type of envelope (or trading band) plotted at standard deviation levels above ...

At The Close
(CLO) - Designed to take advantage of market action accompanying a moment in time. At the ...

Consensus Rating
The average of analysts recommendations for a single entity. As many brokers have different ratings systems, ...





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