Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in BJ's Wholesale Club Holdings Inc (BJ), where a total volume of 12,462 contracts has been traded thus far today, a contract volume which is representative of approximately 1.2 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 86.3% of BJ's average daily trading volume over the past month, of 1.4 million shares..