Noteworthy Friday Option Activity: MRTX, SFIX, RDFN
September 20, 2019 at 15:17 PM EDT
Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Mirati Therapeutics Inc (MRTX), where a total of 2,908 contracts have traded so far, representing approximately 290,800 underlying shares. That amounts to about 54.6% of MRTX's average daily trading volume over the past month of 532,660 shares..