Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Scotts Miracle-Gro Co (SMG), where a total volume of 2,068 contracts has been traded thus far today, a contract volume which is representative of approximately 206,800 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 41.4% of SMG's average daily trading volume over the past month, of 500,075 shares..