Noteworthy Wednesday Option Activity: VLO, AAPL, PFE
February 03, 2016 at 14:20 PM EST
Looking at options trading activity among components of the S&P 500 index, there is noteworthy activity today in Valero Energy Corp. (VLO), where a total volume of 41,736 contracts has been traded thus far today, a contract volume which is representative of approximately 4.2 million underlying shares (given that every 1 contract represents 100 underlying shares)..