Notable Tuesday Option Activity: AIG, MNST, ETFC

Looking at options trading activity among components of the S&P 500 index, there is noteworthy activity today in American International Group Inc (AIG), where a total volume of 58,228 contracts has been traded thus far today, a contract volume which is representative of approximately 5.8 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 100.4% of AIG's average daily trading volume over the past month, of 5.8 million shares..