Block upgraded, Dell downgraded: Wall Street's top analyst calls

Core Insights - The article compiles significant research calls from Wall Street that are influencing market movements and investor decisions [1] Upgrades Summary - Truist upgraded Block (XYZ) to Hold from Sell with a price target of $68, increased from $67, citing improved risk/reward dynamics following a recent share pullback, despite concerns over credit risk and growth in Cash App Borrow [2] - TD Cowen upgraded Yum! Brands (YUM) to Buy from Hold with a price target of $173, up from $162, anticipating that the potential sale of Pizza Hut will enhance Yum's growth profile [2] - Mizuho upgraded Rubrik (RBRK) to Outperform from Neutral, maintaining a price target of $97, attributing the upgrade to valuation as shares have declined 16% since mid-May despite solid execution [2] - Barclays upgraded Gap (GAP) to Overweight from Equal Weight with a price target of $30, raised from $19, praising the company's disciplined leadership strategy under CEO Richard Dickson [2] - UBS upgraded Expeditors (EXPD) to Buy from Neutral with a price target of $166, up from $138, believing that growth in the Customs and other segments will counterbalance the pressure from lower ocean rates in 2026 [2]