Notable Thursday Option Activity: ISLE, PRLB, USAT

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Isle of Capri Casinos Inc (ISLE), where a total volume of 2,241 contracts has been traded thus far today, a contract volume which is representative of approximately 224,100 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 47.1% of ISLE's average daily trading volume over the past month, of 475,310 shares..