Notable Wednesday Option Activity: MRK, DXLG, EBAY

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Merck & Co Inc (MRK), where a total of 50,366 contracts have traded so far, representing approximately 5.0 million underlying shares. That amounts to about 45.1% of MRK's average daily trading volume over the past month of 11.2 million shares..