Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in CrowdStrike Holdings Inc (CRWD), where a total volume of 108,261 contracts has been traded thus far today, a contract volume which is representative of approximately 10.8 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 383.7% of CRWD's average daily trading volume over the past month, of 2.8 million shares..