Notable Thursday Option Activity: USCR, CRR, PGNX

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in US Concrete Inc (USCR), where a total volume of 2,874 contracts has been traded thus far today, a contract volume which is representative of approximately 287,400 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 89.1% of USCR's average daily trading volume over the past month, of 322,545 shares..