Notable Wednesday Option Activity: ALRM, P, CELG
March 15, 2017 at 16:10 PM EDT
Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Alarm. om Holdings Inc (ALRM), where a total volume of 1,378 contracts has been traded thus far today, a contract volume which is representative of approximately 137,800 underlying shares (given that every 1 contract represents 100 underlying shares).