On a moderate day, 78.5M shares were traded.
The market opened at $31.48 per share, closed at $28.84
http://finance.yahoo.com/q/hp?s=FB+Historical+Prices
The highest volume of options (13,300) had a strike price of $30.
Less than half that amount (6,028) had a strike price of $29.
The low strike price of $13 had a volume of 45.
The high strike price of $44 had a volume of 3,365.
http://finance.yahoo.com/q/op?s=FB+Options
Given the closing price, it appears the confidence outweighs
the negative outlook.
tc