Noteworthy Tuesday Option Activity: GIII, SBY, LOCK

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in G-III Apparel Group Ltd. (GIII), where a total volume of 16,327 contracts has been traded thus far today, a contract volume which is representative of approximately 1.6 million underlying shares (given that every 1 contract represents 100 underlying shares)..