Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Carnival Corp (CCL), where a total volume of 99,382 contracts has been traded thus far today, a contract volume which is representative of approximately 9.9 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 43.9% of CCL's average daily trading volume over the past month, of 22.6 million shares..