Noteworthy Tuesday Option Activity: ARAY, COH, BAX

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Accuray Inc (ARAY), where a total volume of 3,212 contracts has been traded thus far today, a contract volume which is representative of approximately 321,200 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 51.2% of ARAY's average daily trading volume over the past month, of 627,320 shares..