Noteworthy Monday Option Activity: OPWR, CAB, TSRO

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Opower Inc (OPWR), where a total of 1,859 contracts have traded so far, representing approximately 185,900 underlying shares. That amounts to about 144.2% of OPWR's average daily trading volume over the past month of 128,895 shares..