goldman sachs

UPGRADES: UBS upgrades Unilever (NYSE: UL) from Sell to Neutral.

Credit Suisse upgrades Monsanto (NYSE: MON) from Neutral to Outperform. J.P. Morgan upgrades Navistar (NYSE: NAV) from Neutral to Overweight.

Goldman Sachs upgrades Hornbeck Offshore (NYSE: HOS) from Sell to Neutral with a $50 price target.

UPGRADES: Wachovia Securities upgrades SAIC (NYSE: SAI) to Outperform.

Valuation range between $23-25. Goldman Sachs upgrades Steel Dynamics Inc. (Nasdaq: STLD) from Neutral to Buy. Goldman Sach upgrades Pre Paid Legal (NYSE: PPD) from Neutral to Buy.

UPGRADES: Wachovia Securities upgrades SAIC (NYSE: SAI) to Outperform.

Valuation range between $23-25. Goldman Sachs upgrades Steel Dynamics Inc. (Nasdaq: STLD) from Neutral to Buy. For daily real-time Upgrades go to http://www.streetinsider.com/Upgrades DOWNGRADES: Deutsche Bank downgrades Marvell Technology (Nasdaq: MRVL) from Buy to Hold, saying no near-term upside likely.

UPGRADES: CIBC upgrades U.S. Steel (NYSE: X) from Sector Perform to Outperform.

UBS upgrades United Technologies (NYSE: UTX) from Neutral to Buy, saying the stock is a performer in periods of economic weakness.

Goldman Sachs upgrades BP (NYSE: BP) from Neutral to Buy and adds the stock to their Conviction Buy List. Banc of America upgrades ArQule (Nasdaq: ARQL) from Neutral to Buy.

StreetInsider.com Notable Analyst Rating Changes: UPGRADES: Merrill Lynch upgrades Amylin Pharmaceuticals (Nasdaq: AMLN) from Neutral to Buy.

Goldman Sachs upgrades BT Group PLC (NYSE: BT) from Neutral to Buy.

The New York attorney general's office said Wednesday it is investigating whether brokers at Fidelity Investments were given incentives by Goldman Sachs Group Inc. to sell auction-rate securities to investors.

It's football season and time for the old "option" play - with Cisco Systems, IBM and Hewlett-Packard lining up in the backfield.

Options are a riskier way of investing on stocks. Essentially, options allow you to buy or sell a company's stock at a stated price and a stated date.

Investors who bet the stock will go down buy "puts" giving them the right to sell the stock at a higher price. Investors who think a stock will go up buy "calls" which give them the right to buy the stock at a lower price on a specified date.

StreetInsider.com Notable Analyst Rating Changes: UPGRADES: Goldman Sachs upgrades Chico's FAS (NYSE: CHS) from Sell to Neutral.

JMP Securities upgrades salesforce.com (NYSE: CRM) from Market Perform to Market Outperform. Brean Murray upgrades Blue Coat Systems (Nasdaq: BCSI) from Sell to Hold.

Merrill Lynch upgrades Range Resources (NYSE: RRC) from Neutral to Buy.

StreetInsider.com Notable Analyst Rating Changes: UPGRADES: RBC Capital upgrades Goldcorp (NYSE: GG) from Sector Perform to Top Pick.

RBC Capital upgrades Yamana Gold (NYSE: AUY) from Sector Perform to Outperform. BofA upgrades ITT Educational Services (NYSE: ESI) from Neutral to Buy.

StreetInsider.com Notable Analyst Rating Changes: UPGRADES:Goldman Sachs upgrades Mastercard (NYSE: MA) from Neutral to Buy with a $275 price target.

Baird upgrades Dick's Sporting Goods (NYSE: DKS) from Neutral to Outperform. Price target $25. Merrill Lynch upgrades Affymax (Nasdaq: AFFY) from Underperform to Neutral.