Noteworthy Monday Option Activity: KRTX, LVS, ONEW

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Karuna Therapeutics Inc (KRTX), where a total volume of 2,708 contracts has been traded thus far today, a contract volume which is representative of approximately 270,800 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 81.7% of KRTX's average daily trading volume over the past month, of 331,285 shares..