Noteworthy Tuesday Option Activity: CHTR, AMT, URI

Looking at options trading activity among components of the S&P 500 index, there is noteworthy activity today in Charter Communications Inc (CHTR), where a total volume of 3,840 contracts has been traded thus far today, a contract volume which is representative of approximately 384,000 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 43.7% of CHTR's average daily trading volume over the past month, of 877,890 shares..