Notable Friday Option Activity: WLK, EEFT, COUP

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Westlake Chemical Corp (WLK), where a total volume of 3,169 contracts has been traded thus far today, a contract volume which is representative of approximately 316,900 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 70.3% of WLK's average daily trading volume over the past month, of 450,655 shares..