Noteworthy Thursday Option Activity: SRPT, CAT, CXW

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Sarepta Therapeutics Inc (SRPT), where a total of 17,805 contracts have traded so far, representing approximately 1.8 million underlying shares. That amounts to about 66.9% of SRPT's average daily trading volume over the past month of 2.7 million shares..