Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Walgreens Boots Alliance Inc (WBA), where a total volume of 90,254 contracts has been traded thus far today, a contract volume which is representative of approximately 9.0 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 46.1% of WBA's average daily trading volume over the past month, of 19.6 million shares..