Noteworthy Thursday Option Activity: MS, CXO, HAL

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Morgan Stanley (MS), where a total volume of 44,211 contracts has been traded thus far today, a contract volume which is representative of approximately 4.4 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 41.5% of MS's average daily trading volume over the past month, of 10.7 million shares..