Noteworthy Tuesday Option Activity: GH, PLUG, CAG

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Guardant Health Inc (GH), where a total volume of 3,816 contracts has been traded thus far today, a contract volume which is representative of approximately 381,600 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 55.1% of GH's average daily trading volume over the past month, of 691,990 shares..