Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Green Dot Corp (GDOT), where a total volume of 2,137 contracts has been traded thus far today, a contract volume which is representative of approximately 213,700 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 79.3% of GDOT's average daily trading volume over the past month, of 269,370 shares..