NEW YORK ( TheStreet) -- CHANGE IN RATINGSActivision Blizzard ( ATVI) rated new Outperform at Credit Suisse. $16 price target. Company can continue to expand around the globe. Celgene ( CELG) downgraded at Piper from Overweight to Neutral, Piper Jaffray said. $86 price target. Company lacks near-term catalysts. Check Point ( CHKP) downgraded at Needham from Buy to Hold, Needham said. Recent field checks suggest that sales could slow down in the coming quarters. Cott Corp ( COT) rated new Buy at Citigroup. $10 price target. Strong EPS growth driven by a balance of factors. Chevron ( CVX) rated new Hold at Dahlman. Two major LNG projects add risk to the thesis. DR Horton ( DHI) downgraded at MKM from Buy to Neutral, MKM Partners said. Valuation call, as the sector has already made a big run. Electronic Arts ( ERTS) rated new Neutral at Credit Suisse. $16 price target. Company has struggled with its digital transition. FedEx ( FDX) upgraded at Standpoint from Hold to Buy, Standpoint said. $130 price target. Company is cutting costs and annual earnings can approach $10 a share. Genomic Health ( GHDX) rated new Neutral at Goldman. $36 price target. Company has limited earnings upside potential. Host Hotels ( HST) downgraded at Goldman from Buy to Neutral, Goldman Sachs said. Expect slower industry RevPAR growth. Johnson Controls ( JCI) downgraded at Wells from Outperform to Market Perform, Wells Fargo said. Management will struggle to turn the company around by 2013. Lennar ( LEN) downgraded at MKM from Buy to Neutral, MKM Partners said. See limited upside to near-term earnings expectations. Marriott ( MAR) downgraded at Goldman from Buy to Neutral, Goldman Sachs said. Stock has outperformed the market year-to-date. MetroPCS Communications ( PCS) downgraded at Oppenheimer to Underperform from Perform, Oppenheimer said. Wireless to eventually consolidate into three players. Rite Aid ( RAD) rated new Buy at BTIG. $2.25 price target. Company is improving customer retention and margins. Texas Instruments ( TXN) downgraded at Credit Suisse from Outperform to Neutral, Credit Suisse said. $26 price target. Company is leveraged to slower macro growth. Exxon Mobil ( XOM) rated new Buy at Dahlman. $100 price target. Company will continue to buy back stock in the coming quarters.