Notable Friday Option Activity: GILD, CRY, NOC

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Gilead Sciences Inc (GILD), where a total volume of 51,839 contracts has been traded thus far today, a contract volume which is representative of approximately 5.2 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 46% of GILD's average daily trading volume over the past month, of 11.3 million shares..