Here is the OPTIONS Open Interest. The March 15 Calls getting the vast majority (Smart Money) as of today

Calls & Puts below

 

SAND 12.50 Calls Mar 2013- 1,913

SAND 15 Calls Mar 2013- 3,741



SAND 12.50 Puts Mar 2013- 701

SAND 15 Puts Mar 2013- 280