MOST NOTEWORTHY:

• Credit Suisse downgraded shares of Royal Dutch Shell (NYSE: RDS.A) to Neutral from Outperform based on valuation as analyst estimates now look about right, removing a potential catalyst.
  
• Banc of America downgraded shares of Citigroup (NYSE: C) to Neutral from Buy and lowered their target to $39 from $45 given the eroding confidence in the company's earnings and book value.
  
• American Financial (NYSE: AFR) was downgraded to Neutral from Buy at UBS and to Market Perform from Outperform at Friedman Billings following its acquisition by Gramercy Capital Corp (NYSE: GKK).
  
• CIBC downgraded Cognos (NASDAQ: COGN) to Sector Performer from Outperformer based on takeover valuation premium and FX headwinds.

• Goldman removed Microsoft (NASDAQ: MSFT) from its Conviction Buy List.
  
• Merrill downgraded AMBAC Financial (NYSE: ABK) to Neutral from Buy.
  
• Morgan Stanley downgraded the hardlines and softlines retail sectors to Cautious from In Line; the firm also downgraded Bed Bath & Beyond (NASDAQ: BBBY) to Equal Weight from Overweight and Nordstrom (NYSE: JWN) to Underweight from Equal Weight.

Analyst downgrades: RDS.A, C, AFR and COGN originally appeared on BloggingStocks on Tue, 06 Nov 2007 11:15:00 EST. Please see our terms for use of feeds.