Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Argan Inc (AGX), where a total volume of 793 contracts has been traded thus far today, a contract volume which is representative of approximately 79,300 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 40.8% of AGX's average daily trading volume over the past month, of 194,470 shares..