Notable Wednesday Option Activity: VLO, MRK, PAYC
February 17, 2021 at 14:02 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 16,046 contracts has been traded thus far today, a contract volume which is representative of approximately 1.6 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 42.4% of VLO's average daily trading volume over the past month, of 3.8 million shares..