A calendar spread is a strategy often referred to as a time spread. A calendar is a method which could benefit from the time decay of an option and changes in implied volatility. For the most part a calendar concentrates on the movement of time and volatility more than the movement of the underlying asset. For this reason a calendar … [Read more...] about What is a Calendar Spread?
In February, 2011, CBOE introduced the S & P 500 SKEW Index, as another means for investors to gauge market volatility and the potential risk of a "black swan" type of event. The SKEW Index is an option-based indicator that measures the perceived tail risk of the distribution of S & P 500 returns in the next 30 days. "Tail risk" … [Read more...] about What does the SKEW Index Mean to Options Traders?