NEW YORK ( TheStreet) -- Saul Centers ( BFS) was downgraded to sell at TheStreet Ratings. Allergan ( NOK) was downgraded at Goldman Sachs. Valuation call, based on a $110 price target, Goldman said. Big Lots ( BIG) was downgraded to hold at TheStreet Ratings. CH Robinson ( CHRW) was downgraded at Goldman Sachs to sell from neutral. $56 price target. Light truck names should lag the broader group, Goldman said. Facebook ( FB) was upgraded at UBS to buy from neutral. Price target goes to $30. Current valuation is low and new monetization efforts are encouraging, UBS said. Forest Laboratories ( FRX) was upgraded at Goldman Sachs to buy from neutral. $50 price target. See a higher potential for management to explore strategic options, Goldman said. Fulton Financial ( FULT) was downgraded at Credit Suisse to underperform from neutral. $9.50 price target. Expect negative revisions to mortgage banking estimates, Credit Suisse said. KMB) was upgraded at BMO Capital Markets to market perform from underperform. Valuation call, based on a $96 price target, BMO Capital Markets said. Medicines Company ( MDCO) was downgraded at Oppenheimer to perform from outperform. New analyst believes the stock is fully valued, Oppenheimer said. Netgear ( NTGR) was upgraded at Wedbush to outperform from neutral. $38 price target. Company has potential catalysts for the second half and 2014, Wedbush said. Questcor ( QCOR) was downgraded at Bank of America/Merrill Lynch to neutral from buy. $51 price target. Acthar could face increased competition, BofA/Merrill said. SO) was upgraded at Citigroup to buy from neutral. The GP rate case will be manageable, and Vogtle cost overruns do not present a structural issue, Citi said. SPX ( SPW) was downgraded at Citigroup to sell from neutral. Price target is $68. There is significant second half earnings risk and valuation is elevated, Citigroup said. Total System ( TSS) was upgraded to outperform at Wells Fargo. Company shows unanticipated FCF growth and trades at a cheap multiple, Wells Fargo said.