DoorDash, Baidu upgraded: Wall Street's top analyst calls

Core Viewpoint - The article compiles significant research calls from Wall Street, highlighting upgrades for various companies that investors should be aware of [1] Group 1: Company Upgrades - Jefferies upgraded DoorDash (DASH) to Buy from Hold with a price target of $260, increased from $220, citing faster growth in U.S. restaurant delivery as a reason for a more bullish outlook [2] - Nomura upgraded Baidu (BIDU) to Buy from Neutral with a price target of $140, up from $135, due to the substantial growth potential of its 69% owned chip-design subsidiary, Kunlunxin, and management's consideration of enhancing capital returns [2] - UBS upgraded Insulet (PODD) to Buy from Neutral with a price target of $400, raised from $355, anticipating sustained growth momentum through the end of the decade [2] - Jefferies upgraded Zions Bancorp (ZION) to Buy from Hold with a price target of $60, up from $55, arguing that the stock's pullback related to alleged fraud charges is overdone [2] - Goldman Sachs upgraded Medtronic (MDT) to Neutral from Sell with a price target of $111, increased from $81, noting improved new product momentum and positive overall P&L metrics post Q2 results [2]