Notable Monday Option Activity: RRD, NPTN, AIMT

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Donnelley & Sons Company (RRD), where a total of 3,030 contracts have traded so far, representing approximately 303,000 underlying shares. That amounts to about 41.3% of RRD's average daily trading volume over the past month of 733,480 shares..