Notable Tuesday Option Activity: ISRG, LRCX, URI
April 17, 2018 at 13:31 PM EDT
Looking at options trading activity among components of the S&P 500 index, there is noteworthy activity today in Intuitive Surgical Inc (ISRG), where a total volume of 6,680 contracts has been traded thus far today, a contract volume which is representative of approximately 668,000 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 88.1% of ISRG's average daily trading volume over the past month, of 757,965 shares..