Noteworthy Thursday Option Activity: IRBT, CAT, PAH
May 18, 2017 at 15:26 PM EDT
Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in iRobot Corp (IRBT), where a total of 4,659 contracts have traded so far, representing approximately 465,900 underlying shares. That amounts to about 55.4% of IRBT's average daily trading volume over the past month of 841,390 shares..