FedEx Corporation (NYSE:FDX) stock traded higher on Tuesday in premarket activity, extending gains from the prior regular session as investors reacted to new product updates and a supportive macro backdrop.FedEx Launches AI-Driven Tracking And ReturnsFedEx announced improved digital tracking and returns capabilities designed to help shippers simplify the customer experience after checkout. FedEx Tracking+ and FedEx Returns+ are two enhanced tools that can be embedded directly within a shipper’s owned digita ...