Notable Thursday Option Activity: CME, PFE, GOOGL

Among the underlying components of the S&P 500 index, we saw noteworthy options trading volume today in CME Group (CME), where a total of 14,570 contracts have traded so far, representing approximately 1.5 million underlying shares. That amounts to about 105.8% of CME's average daily trading volume over the past month of 1.4 million shares..