he suggested a margin call which is quite possible. It was most likely some sort of short covering alright that would fit the circumstances. Going by the chart I'm thinking the infamous/nefarious variety of short covering might have been the culprit. You'd have to be frighteningly forgetful (Alzheimer's?) covering a normal short when you know they are tripling production in buffings very near term.
Plug it in see what I mean www.failurestodeliver.com