Noteworthy Monday Option Activity: INSP, TTWO, STZ

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Inspire Medical Systems Inc (INSP), where a total volume of 1,100 contracts has been traded thus far today, a contract volume which is representative of approximately 110,000 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 53.4% of INSP's average daily trading volume over the past month, of 205,825 shares..