I think it's more simple than that, Ig. As long as there is no exciting news or definitive news, the shorts will be able to take us down or up - and there's always a few that bought in last month or five months ago and are now selling because they don't realize the game that is happening.
As I have stated many times, the longs that are left are staying until we get definitive, conclusive news that ADXS has the curative data and vaccines.