Noteworthy Tuesday Option Activity: ZS, LITE, BLK

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Zscaler Inc (ZS), where a total of 7,581 contracts have traded so far, representing approximately 758,100 underlying shares. That amounts to about 43.4% of ZS's average daily trading volume over the past month of 1.7 million shares..