Notable Thursday Option Activity: GGP, TWLO, MBI

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in GGP Inc (GGP), where a total volume of 35,276 contracts has been traded thus far today, a contract volume which is representative of approximately 3.5 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 57.4% of GGP's average daily trading volume over the past month, of 6.1 million shares..