Citi analyst Ronald Josey assumed coverage of Amazon.com Inc. with a Buy rating and price target of $4,100, down from $4,115 (29.7 percent upside). Josey also added the shares to the firm’s Focus List, given its lead eCommerce, Online Advertising, and Cloud and operational efficiencies at its new Fulfillment Centers, physical retail location closures, and the lapping of COVID-related…