Noteworthy Friday Option Activity: SRPT, TTD, ROKU

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 78,297 contracts have traded so far, representing approximately 7.8 million underlying shares. That amounts to about 762.7% of SRPT's average daily trading volume over the past month of 1.0 million shares..