United Parcel Service ( UPS) downgraded at Jefferies to Hold from Buy, Jefferies said. $81 price target. Short-cycle indicators recently turned negative.US Bancorp ( USB) downgraded at Citigroup from Buy to Neutral, Citigroup said. $30 price target. Valuation call. VMWare ( VMW) rated new Overweight at Evercore. $105 price target. Recent pullback creates attractive risk/reward for server virtualization leader. Westlake Chemical ( WLK) upgraded at Goldman to Buy, Goldman Sachs said. $67 price target. Company should benefit from declining ethane prices. Williams-Sonoma ( WSM) downgraded at Oppenheimer to Perform from Outperform, Jefferies said. $37 price target. Margin pressures an issue.