GrubHub Shares Rally Following Cowen Upgrade By: Benzinga via Benzinga July 12, 2017 at 10:45 AM EDT Grubhub Inc (NYSE: GRUB) shares shot up during Wednesday after Cowen analyst Thomas Champion upgraded the stock to Outperform with a $54 ... Read More >> Related Stocks: Amazon.com Grubhub Ord Shs Yelp Inc