Noteworthy Wednesday Option Activity: SRNE, GMCR, FB

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Sorrento Therapeutics Inc (SRNE), where a total of 1,807 contracts have traded so far, representing approximately 180,700 underlying shares. That amounts to about 48% of SRNE's average daily trading volume over the past month of 376,260 shares..