Notable Tuesday Option Activity: BLK, GNRC, IIPR
September 28, 2021 at 15:43 PM EDT
Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Blackrock Inc (BLK), where a total volume of 2,568 contracts has been traded thus far today, a contract volume which is representative of approximately 256,800 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 51% of BLK's average daily trading volume over the past month, of 503,100 shares..