Notable Thursday Option Activity: LUV, BMY, CARR

Looking at options trading activity among components of the S&P 500 index, there is noteworthy activity today in Southwest Airlines Co (LUV), where a total volume of 51,344 contracts has been traded thus far today, a contract volume which is representative of approximately 5.1 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 62.4% of LUV's average daily trading volume over the past month, of 8.2 million shares..