Noteworthy Tuesday Option Activity: ARDX, TPB, IRBT

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Ardelyx Inc (ARDX), where a total of 2,457 contracts have traded so far, representing approximately 245,700 underlying shares. That amounts to about 60.1% of ARDX's average daily trading volume over the past month of 408,795 shares..