BofA Global Research downgraded both United Parcel Service Inc (NYSE:UPS) and FedEx Corp (NYSE: FDX) to "underperform" from "neutral," and to "neutral" from "buy," respectively. The brokerage also cut the former's price target to $83 from $91, while the latter saw its price objective lowered to $240 from $245. The analyst cited the ending of tariff exemptions for small packages.UPS was last seen up 0.2% at $84.06, but earlier slipped to a five-year low of $82. The security has been struggling with overhead ...