Noteworthy Tuesday Option Activity: NAV, JPM, GLNG

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Navistar International Corp. (NAV), where a total volume of 2,733 contracts has been traded thus far today, a contract volume which is representative of approximately 273,300 underlying shares (given that every 1 contract represents 100 underlying shares)..