Notable Wednesday Option Activity: AGN, CERN, BBY

Among the underlying components of the S&P 500 index, we saw noteworthy options trading volume today in Allergan PLC (AGN), where a total of 28,656 contracts have traded so far, representing approximately 2.9 million underlying shares. That amounts to about 49.2% of AGN's average daily trading volume over the past month of 5.8 million shares..