Shares of GrubHub GRUB soared to a new all-time high on Monday on the back of an analyst upgrade and continued momentum from its most recent deal.Morgan Stanley analyst Brian Nowak upgraded Grubhub to “overweight” and raised his price target to $59 per share on Monday. The Morgan Stanley analyst upgraded the company based partly on new growth and scalability potential.The move comes after Grubhub announced it purchased Yelp’s YELP Eat24 business for a reported $287.5 million last week. Grubhub’s acquisition is set to help the growing food delivery platform expand its reach with a new, more extensive list of restaurants and eateries.On top of the Yelp deal, Grubhub partnered with Groupon GRPN to bring the food delivery company’s services to the deal-based platform. Groupon customers will now be able to order Grubhub food directly on Groupon’s app or website, along with other exclusive deals.GrubHub’s stock price climbed 8.30% on Monday. The food delivery service company reached a new 52-week and all-time intraday high of $57.26 a share, and closed at $56.99 per share.The company is currently a Zacks Rank #3 (Hold) and scored a “B” grade for Growth in our Style Score system.5 Trades Could Profit "Big-League" from Trump PoliciesIf the stocks above spark your interest, wait until you look into companies primed to make substantial gains from Washington's changing course.Today Zacks reveals 5 tickers that could benefit from new trends like streamlined drug approvals, tariffs, lower taxes, higher interest rates, and spending surges in defense and infrastructure. See these buy recommendations now >>Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report Groupon, Inc. (GRPN): Free Stock Analysis Report Yelp Inc. (YELP): Free Stock Analysis Report GrubHub Inc. (GRUB): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research