So you can predict a range within plus or minus 2.5% on the SPY 5 days out. And you are correct 80% of the time? For an ETF that doesn't seem like such a great accomplishment. I must be missing something. --------------
I think you missed this part of the post. Being september Since when do September SPY options expire in August ?
What you really get to take advantage of is the huge negative gamma and the possibility of losing your shirt. Mark
We were trading 107.5 spy when posted. Since then we have traded 104.29 to 108.57 Yep there is no value in spy option interest