Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Endurance International Group Holdings Inc (EIGI), where a total volume of 1,372 contracts has been traded thus far today, a contract volume which is representative of approximately 137,200 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 51.8% of EIGI's average daily trading volume over the past month, of 265,005 shares..