Shares of GrubHub (GRUB) were higher in morning trading after receiving an upgrade at Credit Suisse, whose analyst cited “increased comfort around return on invested capital on recent initiatives. “RATING HIKE: Credit… To see the rest of the story go to thefly.com. (See Story Here):(https://www.thefly.com/permalinks/entry.php/id2854524/-GrubHub-rises-after-Credit-Suisse-says-buy-as-chains-ramp-up-delivery)