upgrades downgrades

UPGRADES: UBS upgrades Tenet Healthcare (NYSE: THC) from Sell to Neutral.

UBS upgrades Banco Santander (NYSE: STD) from Sell to Neutral. UBS upgrades Frontline (NYSE: FRO) from Sell to Neutral.

For daily real-time Upgrades go to http://www.streetinsider.com/Upgrades DOWNGRADES: Credit Suisse downgrades China Unicom (NYSE: CHU) from Neutral to Underperform.

UBS downgrades BCE (NYSE: BCE) from Buy to Neutral. Caris & Co.

UPGRADES: Merrill Lynch upgrades PG&E Corp (NYSE: PCG) from Neutral to Buy.

UBS upgrades Itron (Nasdaq: ITRI) from Neutral to Buy. Goldman Sachs upgrades Melco Crown Entertainment Ltd.

(Nasdaq: MPEL) from Neutral to Buy. For daily real-time Upgrades go to http://www.streetinsider.com/Upgrades DOWNGRADES: Wachovia downgrades Deere & Co.

(NYSE: DE) to Market Perform.

UPGRADES: UBS upgrades Black & Decker (NYSE: BDK) from Neutral to Buy.

UBS upgrades Lennar (NYSE: LEN) from Neutral to Buy. Price target $8. Goldman Sachs upgrades Public Storage (NYSE: PSA) from Neutral to Buy.

Cowen & Co upgrades Abercrombie & Fitch (NYSE: ANF) from Underperform to Neutral.

StreetInsider.com Notable Analyst Rating Changes: UPGRADES: Oppenheimer upgrades Microsoft (Nasdaq: MSFT) from Perform to Outperform with a $22 price target.

Robert W. Baird upgrades Salesforce.com (NYSE: CRM) from Neutral to Outperform but lowers their price target from $45 to $34.

Citi and Cowen upgrade Gap (NYSE: GPS) to Buy and Outperform, respectively.

UPGRADES: J.P. Morgan upgrades Diana Shipping (NYSE: DSX) from Neutral to Outperform.

Credit Suisse upgrades Baidu.com (Nasdaq: BIDU) from Underperform to Neutral with a $138 price target. Merrill Lynch upgrades AptarGroup (NYSE: ATR) from Neutral to Buy.

For daily real-time Upgrades go to http://www.streetinsider.com/Upgrades DOWNGRADES: J.P.

Morgan downgrades Eagle Bulk Shipping (Nasdaq: EGLE) from Overweight to Underweight.

UPGRADES: Citi and UBS upgrade Pacific Sunwear (Nasdaq: PSUN) to Hold and Neutral, respectively.

BMO Capital upgrades Louisiana-Pacific (NYSE: LPX) from Underperform to Market Perform. Merrill Lynch upgrades J.M.

Smucker (NYSE: SJM) from Underperform to Buy. J.P. Morgan upgrades Sanderson Farms (Nasdaq: SAFM) from Underweight to Neutral.

UPGRADES: UBS upgrades Chico's FAS (NYSE: CHS) from Sell to Neutral.

KeyBanc upgrades CBRL Group (Nasdaq: CBRL) from Underweight to Hold. Citi upgrades Medcath (Nasdaq: MDTH) from Sell to Hold.

Pali Research upgrades Disney (NYSE: DIS) from Neutral to Buy. Price target $25. For daily real-time Upgrades go to http://www.streetinsider.com/Upgrades DOWNGRADES: UBS downgrades Coca-Cola (NYSE: KO) from Buy to Neutral with a $48 price target.

UPGRADES: UBS upgrades McDonald's (NYSE: MCD) from Neutral to Buy, citing EPS expectations in 2009.

The firm said shares gains are sustainable and could accelerate. UBS upgrades YUM! Brands (NYSE: YUM) from Neutral to Buy, citing valuation after recent slide and potential for meaningful EPS growth.

The firm lowered its price target on YUM! from $40 to $29. Merrill Lynch upgrades Nokia (NYSE: NOK) from Neutral to Buy.

UPGRADES: Goldman Sachs upgrades Clorox Co. (NYSE: CLX) from Sell to Neutral Morgan Stanley upgrades LDK Solar (NYSE: LDK) from Equal Weight to Overweight, but trimmed their price target from $42 to $23.

Cowen & Co upgrades Alpharma (NYSE: ALO) from Neutral to Outperform. Stifel Nicolaus upgrades Urban Outfitters (Nasdaq: URBN) from Hold to Buy.

UPGRADES: Banc of America upgrades Las Vegas Sands (NYSE: LVS) from Sell to Neutral.

Citi upgrades PetroChina (NYSE: PTR) from Sell to Hold. UBS upgrades Constellation Brands (NYSE: STZ) from Neutral to Buy, citing valuation after 52% slide in the last two months.

UBS lowered their price target from $24 to $17. For daily real-time Upgrades go to http://www.streetinsider.com/Upgrades DOWNGRADES: Piper Jaffray & Co.