Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Syneos Health Inc (SYNH), where a total volume of 2,705 contracts has been traded thus far today, a contract volume which is representative of approximately 270,500 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 54.3% of SYNH's average daily trading volume over the past month, of 497,795 shares..