Notable Tuesday Option Activity: RDC, ATRA, DAL

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Rowan Companies plc (RDC), where a total of 8,574 contracts have traded so far, representing approximately 857,400 underlying shares. That amounts to about 49.2% of RDC's average daily trading volume over the past month of 1.7 million shares..