Noteworthy Wednesday Option Activity: ISRG, URBN, CAL

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Intuitive Surgical Inc (ISRG), where a total of 2,102 contracts have traded so far, representing approximately 210,200 underlying shares. That amounts to about 60.8% of ISRG's average daily trading volume over the past month of 345,580 shares..