Analyst downgrades: Georgia Gulf, Sohu.com, I-Flow

MOST NOTEWORTHY: Georgia Gulf, Sohu.com and I-flow were today's noteworthy downgrades:

• Citigroup downgraded Georgia Gulf (NYSE: GGC) to Sell from Hold to reflect the deteriorating fundamentals in North American housing, and their belief that the company is increasingly likely to break its debt covenant ratio.
  
• Deutsche Bank downgraded shares of Sohu.com (NASDAQ: SOHU) to Hold from Buy on valuation and expects 2009 growth to be modest.
  
• Piper cut I-Flow (NASDAQ: IFLO) to Sell from Neutral following the weak Q1 report and guidance.

OTHER DOWNGRADES:

• Morgan Stanley downgraded Coca-Cola Femsa (NYSE: KOF) to Equal Weight from Overweight.
  
• Goldman removed Teva Pharma (NASDAQ: TEVA) from its Conviction Buy List.
  
• Aqua America (NYSE: WTR) was cut to Market Perform from Outperform at Wachovia.
  
• JP Morgan lowered PetroChina (NYSE: PTR) to Underweight from Neutral.