Noteworthy Monday Option Activity: PFE, NUE, CMG

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Pfizer Inc (PFE), where a total volume of 170,047 contracts has been traded thus far today, a contract volume which is representative of approximately 17.0 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 47.3% of PFE's average daily trading volume over the past month, of 35.9 million shares..