Noteworthy Tuesday Option Activity: CLF, MGM, COF
October 25, 2016 at 16:18 PM EDT
Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Cliffs Natural Resources, Inc. (CLF), where a total volume of 31,359 contracts has been traded thus far today, a contract volume which is representative of approximately 3.1 million underlying shares (given that every 1 contract represents 100 underlying shares)..