By the end of the day of the 2nd (or in today's case 3rd) gap. Mind you, today was less guaranteed because we already had an extra day between the first gap and today's 3rd. The more days are between the gaps the less likely that it would close on the same day...
Are you asking if stops still work in ah? I excel in ah, second best is cash open to 12 est. I'm most likely to be stopped from 12 to 4 pm est.