Notable Friday Option Activity: KALA, ZGNX, UPS
January 17, 2020 at 15:18 PM EST
Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Kala Pharmaceuticals Inc (KALA), where a total volume of 4,533 contracts has been traded thus far today, a contract volume which is representative of approximately 453,300 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 53.9% of KALA's average daily trading volume over the past month, of 840,805 shares..