Notable Monday Option Activity: ATRC, NET, LOW

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in AtriCure Inc (ATRC), where a total volume of 1,502 contracts has been traded thus far today, a contract volume which is representative of approximately 150,200 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 43.5% of ATRC's average daily trading volume over the past month, of 345,475 shares..