Notable Wednesday Option Activity: OTRK, MCRB, OLED

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Ontrak Inc (OTRK), where a total volume of 3,635 contracts has been traded thus far today, a contract volume which is representative of approximately 363,500 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 98.9% of OTRK's average daily trading volume over the past month, of 367,525 shares..