The risk reversal plot type is a measure of market implied volatility to both the upside and the downside, and the comparison of how they relate to each other. View an undlerying’s IV Index by delta for either maturity or expiration to gauge where the market is pricing in volatility risk in terms of downside put protection or upside call protection.
Enter in a US or Canadian equity ticker or index symbol in the search for symbol box or used the symbol browser tree to search for your desired instrument. Note, IV Index data is only available for US and Canadian stocks and indexes that have listed options. Once the underlying is selected you will see the ticker display in the right side of the dialogue. To remove the symbol, simply click the 'x' to the right of the ticker.
(Tip: When using the symbol tree, the Stocks → By Exchange, Index, Sector etc. branches have ‘Options’ leaves that only display underlying securities that have listed options)
Now you can opt to plot the Risk Reversal using either maturity or expiration via the tabs found below.