Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Teekay Corp (TK), where a total volume of 2,012 contracts has been traded thus far today, a contract volume which is representative of approximately 201,200 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 42% of TK's average daily trading volume over the past month, of 478,750 shares..