MOST NOTEWORTHY:

• Hershey (NYSE: HSY) was downgraded to Underperform from Peer Perform at Bear Stearns. Bear believes the new CEO will be under intense pressure to improve operating performance, which will likely lead to higher R&D and marketing spending.
  
• Cognos (NASDAQ: COGN) was downgraded to Equal Weight from Overweight at Morgan Stanley following the acquisition by IBM (NYSE: IBM).
  
• ABN Amro lowered its rating on Resmed (NYSE: RMD) to Hold from Buy on valuation following the recent rally.
  
• Cowen downgraded Artes Medical (NASDAQ: ARTE) to Neutral from Buy following the company's disappointing Q3 report.

• Merrill downgraded Target (NYSE: TGT) to Neutral from Buy.
  
• Goldman downgraded Gatehouse Media (NYSE: GHS) and NewStar Financial (NASDAQ: NEWS) to Neutral from Buy.
  
• Bernstein downgraded Rio Tinto (NYSE: RTP) to Market Perform from Outperform.

Analyst downgrades: HSY, COGN, RMD and ARTE originally appeared on BloggingStocks on Wed, 14 Nov 2007 11:20:00 EST. Please see our terms for use of feeds.