Notable Thursday Option Activity: TRIP, GOOGL, WFM
February 12, 2015 at 13:47 PM EST
Looking at options trading activity among components of the S&P 500 index, there is noteworthy activity today in Tripadvisor Inc (TRIP), where a total volume of 40,606 contracts has been traded thus far today, a contract volume which is representative of approximately 4.1 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 189.8% of TRIP's average daily trading volume over the past month, of 2.1 million shares..