If you were a knowledgable investor you would know this is a long term investment geared to the clinical trial results - you probably need to get out of it as it obviously is not for you. The comment you made also does not help in any way!
They are waiting on news...any good news will result in a bump, but no news will predictably result in a fall back due to low volumn. That is what we are seeing here.
You'll have to wait on another good report on their trials before this puppy makes any significant move, but when it comes and you are not in, it will be too late. Check out HGSI if you want to see what can happen to a flatline trading company in this range when good news comes out.