Noteworthy Monday Option Activity: TSRO, AA, RRD
July 16, 2018 at 15:23 PM EDT
Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Tesaro Inc (TSRO), where a total volume of 9,608 contracts has been traded thus far today, a contract volume which is representative of approximately 960,800 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 46.1% of TSRO's average daily trading volume over the past month, of 2.1 million shares..