Noteworthy Friday Option Activity: GILD, VLO, VAR
August 21, 2015 at 14:50 PM EDT
Looking at options trading activity among components of the S&P 500 index, there is noteworthy activity today in Gilead Sciences, Inc. (GILD), where a total volume of 127,448 contracts has been traded thus far today, a contract volume which is representative of approximately 12.7 million underlying shares (given that every 1 contract represents 100 underlying shares)..