Calendar spreads are an option trade that involves selling a short-term option and buying a longer-term option with the same strike. Traders can use calls or puts and they can be set up to be neutral, bullish or bearish with neutral being the most common. When doing bullish calendar spreads, we typically use calls to minimize the assignment risk. Likewise, if the calendar is set up with a bearish bias, we use puts. Neutral calendars can use calls or puts, but calls are more common. Let’s take a look at Barchart’s Long Call Calendar Screener for September 23rd. I have added a filter for Market …