MOST NOTEWORTHY: Countrywide Financial, AstraZeneca, Massey Energy and International Coal were today's noteworthy upgrades:

• Wachovia upgraded Countrywide (NYSE: CFC) to Market Perform from Underperform, as they do not expect any other bidders to emerge and for the acquisition by Bank of America (NYSE: BAC) to close.
  
• HSBC upgraded AstraZeneca (NYSE: AZN) to Overweight from Neutral on valuation and their belief that an agreement with Ranbaxy on Nexium is possible.
  
• Massey Energy (NYSE: MEE) and International Coal (NYSE: ICO) were upgraded to Neutral from Underweight at JP Morgan citing higher coal price forecasts.

OTHER UPGRADES:

• UBS raised Helicos BioSciences (NASDAQ: HLCS) to Neutral from Sell.
  
• RBC Capital raised National City (NYSE: NCC) to Sector Perform from Underperform.
  
• Merrill upgraded Magellan Midstream Holdings (NYSE: MGG) to Buy from Neutral.

MOST NOTEWORTHY: Today's notable initiations include NetFlix (NFLX) and Diamond Foods (DMND):

• Bank of America started NetFlix Inc. (NASDAQ:NFLX) with a Sell rating and $24 target, as they expect increasing subscriber acquisition costs and decreasing average revenue per subscriber to be challenging for the long-term;
• Diamond Foods Inc. (NASDAQ:DMND) was initiated with a Buy rating and $23 target at Oppenheimer, as the firm believes Diamond Foods has a solid core business and sees healthy growth with the Emerald products division.

OTHER INITIATIONS:

• JB Hunt Transort Services Inc. (NASDAQ:JBHT) was initiated with a Hold rating at McDonald.
• Duke Energy Corp. Holding Co. (NYSE:DUK) was initiated with a Hold rating and $35 target at Deutsche Bank, citing valuation.
• JP Morgan initiated shares of International Coal Group Inc. (NYSE:ICO) with an Underweight rating, citing difficult business conditions for Central Appalachian coal miners.
• Rochdale initiated Cypress Semiconductor Inc. (NYSE:CY) with a Buy rating and $21 target; the firm believes new business, operating efficiencies and the SunPower (SPWR) investment will improve profitability in 2007.

Analyst summaries provided by TheFlyOnTheWall.com (subscription required).