Notable Tuesday Option Activity: MRTX, DDS, CRC

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 5,587 contracts have traded so far, representing approximately 558,700 underlying shares. That amounts to about 122.3% of MRTX's average daily trading volume over the past month of 456,830 shares..