Noteworthy Monday Option Activity: EDIT, EVBG, DDD

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Editas Medicine Inc (EDIT), where a total volume of 7,681 contracts has been traded thus far today, a contract volume which is representative of approximately 768,100 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 59.3% of EDIT's average daily trading volume over the past month, of 1.3 million shares..