Noteworthy Wednesday Option Activity: VLO, V, MS

Among the underlying components of the S&P 500 index, we saw noteworthy options trading volume today in Valero Energy Corp (VLO), where a total of 18,459 contracts have traded so far, representing approximately 1.8 million underlying shares. That amounts to about 58.1% of VLO's average daily trading volume over the past month of 3.2 million shares..