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MOST NOTEWORTHY: Pfizer, Dell, Quest Diagnostics, and Societe Generale were today's noteworthy upgrades:
- Lehman upgraded Pfizer (NYSE: PFE) to Equal Weight from Underweight on valuation.
- Friedman Billings raised Dell (NASDAQ: DELL) to Outperform from Market Perform, citing expectations for improved margins next quarter, and valuation.
- Quest Diagnostics (NYSE: DGX) was upgraded to Outperform from Neutral by Credit Suisse, which cited valuation.
- Lehman upgraded shares of Societe Generale (OTC: SCGLY) to Overweight from Underweight to reflect a potential takeover by BNP Paribas and limited downside.
OTHER UPGRADES:
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New McDonald's to include recharging stations for electric cars
Cramer on BloggingStocks: Dirty manipulation 
