Notable Friday Option Activity: COST, OSTK, TPX
January 04, 2019 at 15:27 PM EST
Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Costco Wholesale Corp (COST), where a total of 15,305 contracts have traded so far, representing approximately 1.5 million underlying shares. That amounts to about 45.9% of COST's average daily trading volume over the past month of 3.3 million shares..