Noteworthy Thursday Option Activity: KMPH, SAVA, NMIH

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in KemPharm Inc (KMPH), where a total volume of 2,085 contracts has been traded thus far today, a contract volume which is representative of approximately 208,500 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 48.1% of KMPH's average daily trading volume over the past month, of 433,910 shares..