Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Ormat Technologies Inc (ORA), where a total volume of 1,739 contracts has been traded thus far today, a contract volume which is representative of approximately 173,900 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 47.8% of ORA's average daily trading volume over the past month, of 363,535 shares..