Noteworthy Thursday Option Activity: SRNE, H, STMP

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 52,967 contracts have traded so far, representing approximately 5.3 million underlying shares. That amounts to about 72.3% of SRNE's average daily trading volume over the past month of 7.3 million shares..