Noteworthy Monday Option Activity: KPTI, SHLD, MXWL
August 22, 2016 at 15:26 PM EDT
Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Karyopharm Therapeutics Inc (KPTI), where a total volume of 2,316 contracts has been traded thus far today, a contract volume which is representative of approximately 231,600 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 168.7% of KPTI's average daily trading volume over the past month, of 137,260 shares..