Notable Thursday Option Activity: MNKD, MSTR, AWI

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in MannKind Corp (MNKD), where a total volume of 43,690 contracts has been traded thus far today, a contract volume which is representative of approximately 4.4 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 78.8% of MNKD's average daily trading volume over the past month, of 5.5 million shares..