Noteworthy Thursday Option Activity: PFSI, FSLR, CMC

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in PennyMac Financial Services Inc (PFSI), where a total volume of 7,161 contracts has been traded thus far today, a contract volume which is representative of approximately 716,100 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 68.2% of PFSI's average daily trading volume over the past month, of 1.1 million shares..