It ain't. Here's one major reason why. ES traders booked more profits since 2pm est than all those split/spread ticks anyone could compile in two years.
"All markets will enter Pre-Open at 2:45 P.M. the Opening time has not
been determined.
If you have any further questions, please contact Market Operations at
312-347-4600."
CME Group
20 South Wacker Drive
Chicago, IL 60606 USA