Analyst upgrades:

• Citigroup upgraded Advanced Micro (NYSE: AMD) to Buy from Hold and raised its target to $5.50 from $4.25 citing valuation and expectations for the company's competitive position and gross margins to improve.
• Barclays upgraded American Express (NYSE: AXP) to Overweight from Equal Weight citing long-term earnings growth as the company benefits from declining charge-offs and credit costs. The firm has a $38 target on the stock.
• JPMorgan upgraded Arch Coal (NYSE: ACI) to Overweight from Neutral and raised its target to $22 from $19 citing the FTC approval for the acquisition of Jacobs Ranch mine and valuation.
• Bebe Stores (NASDAQ: BEBE) was upgraded to Overweight from Equal Weight at Stephens.
• Cheesecake Factory (NASDAQ: CAKE) was upgraded to Neutral from Underweight at Piper Jaffray.
• Ashland (NYSE: ASH) was upgraded to Buy from Hold at KeyBanc.

MOST NOTEWORTHY: Glu Mobile, American International and Federated Investors were today's noteworthy downgrades:

• Deutsche Bank downgraded Glu Mobile (NASDAQ: GLUU) shares to Sell from Hold after channel checks indicated that licensing costs are rising sharply for the mobile rights to popular content.
  
• Morgan Stanley cut American International (NYSE: AIG) to Equal Weight from Overweight citing expectations for larger than expected CDS losses vs. management's forecast.
  
• UBS downgraded Federated Investors (NYSE: FII) to Neutral from Buy citing reduced attractiveness for money markets given yield.

OTHER DOWNGRADES:

• Virgin Mobile (NYSE: VM) was downgraded to Market Weight from Overweight at Thomas Weisel and to Sell from Neutral at Merrill.
  
• Oppenheimer cut ORBComm (NASDAQ: ORBC) to Perform from Outperform.
• PNC Financial (NYSE: PNC) was downgraded to Market Perform from Outperform at Keefe Bruyette.

For 25 years, Steven Halpern, editor of TheStockAdvisors.com, has surveyed the leading financial newsletter advisors asking for their favorite stocks for the coming year. This article is one of 100+ ideas in the Best Stocks for 2008 report.

"For the investor who has some money with which he or she is willing to take some risk, I suggest they take a look at the regional banks ETF iShares Dow Jones US Regional Banks (NYSE: IAT), which I've selected as my top speculative pick for 2008," notes Leonard Goodall, CFA and editor of No-Load Portfolios.

"I recommend this ETF for two reasons, a fundamental reason and a timeliness reason. From a fundamental perspective, most of the regional banks in this portfolio have good solid financials and they know their areas of service well enough to avoid the worst aspects of the current real estate crisis.

"The three largest holdings in the fund -- US Bancorp, Suntrust Bank and PNC Financial -- all have records of consistently improving earnings over the last five years. US Bancorp and Suntrust have raised their dividends each of the last five years, and PNC has raised its dividend in three of the five.

"Purchase of the fund now is timely because its price has been pushed down along with all financial stocks that have been the victim of the subprime mortgage crisis.