Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in ZipRecruiter Inc (ZIP), where a total volume of 2,299 contracts has been traded thus far today, a contract volume which is representative of approximately 229,900 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 67.1% of ZIP's average daily trading volume over the past month, of 342,805 shares..