From May 16 - May 31, 87,103,936 shares have been shorted !!
When these "Shorts" begin covering their "short positions", by "buying back" these shares, "buying pressure" will cause the stocks price to rise.
In the event, that any form of "Bullish" news is released, the "Shorts" will be forced to "cover their positions", because as the stocks price rises, they will lose money !
Historical Shorting Date Vol Shorted %Chg Short Vol Regular Vol
Jun 01 100.00%...6,549,999...6,549,999
May 31 100.00%...2,000,000...2,000,000 May 30 100.00%...5,000,000...5,000,000 May 29 100.00%...4,600,000...4,600,000 May 25 100.00%...5,162,499...5,162,499
May 24 47.49%...30,395,900..64,000,000
May 23 100.00%...3,599,997...3,599,997
May 22 99.65% ...1,412,500...1,417,500 May 21 72.22%...33,966,988..47,029,561 May 16 0.99%.......966,052..97,146,302
May 15, 2012......6,000,000 Apr 30, 2012......5,500,000 Apr 13, 2012 0