Zeev, it would have to be done by the 12th of October at the latest. Historically, there has not been delta hedging of options during the month of October. All the puts at QQQ 35 argue that we'll be near this level come October 15. SMH 30 as well.
We have had some nice ramps in October. The 20% ramp over, what, 3-days in 2000 comes to mind.