Notable Monday Option Activity: ALRM, ROKU, TROX
March 25, 2019 at 15:16 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 3,439 contracts has been traded thus far today, a contract volume which is representative of approximately 343,900 underlying shares (given that every 1 contract represents 100 underlying shares).