September’s option expiration week is up 60.5% of the time for S&P 500 since 1982.
DJIA (NYSEARCA:DIA) and NASDAQ(NYSEARCA:QQQ) have slightly weaker track records with gains 55.3% of the time and 57.9% of the time respectively. However, the week has suffered several sizable losses. The worst loss followed the September 11 terrorist attacks in 2001. In the last seventeen years, S&P 500(NYSEARCA:SPY) and NASDAQ are tied for best record during September’s option expiration week, up thirteen times. Friday had been firm with all three indices advancing every year 2004 to 2011, but S&P 500 has been down seven of the last eight since.