An optional Statistics panel displays optionrelated statistical data for contracts with a stock underlying. You can elect to display the following statistics:
Field Name 
Description 
Bid Exch 
Identifies the exchange(s) that are posting the best bid price on the options contract. 
Model 
The option model price is calculated using the underlying price, the interest rate, dividends and other data using the Model Navigator. 
Ask Exch 
Identifies the exchange(s) posting the best ask price on the options contract. 
Displays the 30day historical volatility for an option. Rightclick the field header to toggle between Daily or Annual, 

A prediction of how volatile an underlying will be in the future. The 

Charts the total number of options that were not closed. 

The total number of contracts traded over a specified time period. 

Change in volatility from the previous day's close. 

Change in option volume from the previous day's close. 

Put option volume for the day divided by call option volume for the day. 

Call option volume for the day divided by put option volume for the day. 

Put option open interest for the day divided by call option open interest for the day. 

Call option open interest for the day divided by put option open interest for the day. 

Change in open interest from the previous day's close. 
To display the OptionTrader Statistics panel