Noteworthy Thursday Option Activity: COST, PGR, CVS
October 11, 2018 at 13:29 PM EDT
Looking at options trading activity among components of the S&P 500 index, there is noteworthy activity today in Costco Wholesale Corp (COST), where a total volume of 15,517 contracts has been traded thus far today, a contract volume which is representative of approximately 1.6 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 60.3% of COST's average daily trading volume over the past month, of 2.6 million shares..