Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in AmTrust Financial Services Inc (AFSI), where a total volume of 147,957 contracts has been traded thus far today, a contract volume which is representative of approximately 14.8 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 3395.7% of AFSI's average daily trading volume over the past month, of 435,715 shares..