35%-20% Blow Previous Day and Up The Next Day

Just determining what will make these stock so crazy, Moves down the previous day and up the next day.Is this a temp play by the market movers? Are these plays more of manipulations on the stock value and put them where there are before sub-prime play?

Okay lets see some of the similarities with up stocks and previous day with big blow and making them soft land at 100DMA/200DMA

Up Stocks:

BKI (Google Yahoo Earnings Chart)
TVL (Google Yahoo Earnings Chart)
TRCR(Google Yahoo Earnings Chart)
HSR (Google Yahoo Earnings Chart)
ASIA (Google Yahoo Earnings Chart)
CAE (Google Yahoo Earnings Chart)
DLX (Google Yahoo Earnings Chart)
METH (Google Yahoo Earnings Chart)
MLI (Google Yahoo Earnings Chart)

Down Stocks
Wow look at them they are out of the fundamental. Are they going to bounce back the next day? We need to wait and see.

LEND (Google Yahoo Earnings Chart)
ELON (Google Yahoo Earnings Chart)
MXWL(Google Yahoo Earnings Chart)
RAK (Google Yahoo Earnings Chart)
AMSC (Google Yahoo Earnings Chart)
AMIE (Google Yahoo Earnings Chart)
ESE (Google Yahoo Earnings Chart)