Noteworthy Wednesday Option Activity: KSU, TWX, MLM

Among the underlying components of the S&P 500 index, we saw noteworthy options trading volume today in Kansas City Southern (KSU), where a total of 10,940 contracts have traded so far, representing approximately 1.1 million underlying shares. That amounts to about 90.5% of KSU's average daily trading volume over the past month of 1.2 million shares..