UPGRADES
Goldman Sachs upgrades Best Buy Company, Inc. (NYSE: BBY) from Neutral to Buy with raised price target to $47 from $44.

Janney Montgomey Scott upgrades Tetra Tech (Nasdaq: TTEK) to Buy. Price target $26. Click Here for more color.

BofA/Merrill Lynch upgrades Progressive Corporation (NYSE: PGR) from Underperform to Neutral and a price target of $20.

Societe Generale upgrades Marriott (NYSE: MAR) from Sell to Buy.

Morgan Stanley upgrades McKesson (NYSE: MCK) from Equalweight to Overweight. Price target increased from $68 to $75.

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

DOWNGRADES
Palm (Nasdaq; PALM) gets a downgrade from - firms:

• Morgan Joseph downgrades