Noteworthy Thursday Option Activity: ALLY, CAH, SEAT

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Ally Financial Inc (ALLY), where a total of 19,300 contracts have traded so far, representing approximately 1.9 million underlying shares. That amounts to about 60.2% of ALLY's average daily trading volume over the past month of 3.2 million shares..