Noteworthy Tuesday Option Activity: CGNX, W, GPRE

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Cognex Corp (CGNX), where a total of 4,149 contracts have traded so far, representing approximately 414,900 underlying shares. That amounts to about 58.5% of CGNX's average daily trading volume over the past month of 709,450 shares..