CCME - my friend, that "shake out strategy" you are referring to is called "shorting". Simple and easier than you can image.
All the proof you need: just watching the dumpage on the bids, 100 shares at a time, for much of the day today.
This simple strategy works because there are enough weak longs and traders jumping on and off the wagon to help kill every upward movement on this stock over the last 12 months - every time except for one magic month ending Nov 8.
"In other words, this is a quite deliberate, utterly determined SHAKE-OUT STRATEGY of massive proportions, rarely seen. "