Noteworthy Thursday Option Activity: CST, KS, WYN

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in CST Brands Inc (CST), where a total of 11,310 contracts have traded so far, representing approximately 1.1 million underlying shares. That amounts to about 205.4% of CST's average daily trading volume over the past month of 550,515 shares..