Top Analyst Upgrades and Downgrades (CSIQ, ITMN, COCO, ERTS, MLM, MPEL, MRK, MYGN, SOLF, S, TSL, WFMI, YHOO)

These are some of the top analyst upgrades, downgrades, and initiations seen from Wall Street research calls this Wednesday morning:

Canadian Solar, Inc. (NASDAQ: CSIQ) Raised to Buy but lowered price target to $21 from $25 at Auriga; Started as Market Perform at Wells Fargo.
InterMune Inc. (ITMN) Cut to Perform at Oppenheimer; Cut to Hold at Canaccord (more downgrades obvious today).
Corinthian Colleges Inc. (NASDAQ: COCO) Cut to Underperform at FBR.
Electronic Arts Inc. (NASDAQ: ERTS) Raised to Neutral at Piper Jaffray.
Martin Marietta Materials Inc. (NYSE: MLM) Cut to Sell at Citigroup.
Melco Crown Entertainment Ltd. (NASDAQ: MPEL) Cut to Sell from Neutral at Goldman Sachs.
Merck & Co. (NYSE: MRK) Cut to Neutral from Conviction Buy List at Goldman Sachs.
Myriad Genetics Inc. (NASDAQ: MYGN) Cut to Market Perform at Leerink Swann.
Solarfun Power Holdings Co. Ltd. (NASDAQ: SOLF) Started as Outperform at Wells Fargo.
Sprint Nextel Corp. (NYSE: S) Raised to Buy from Hold at Deutsche Bank.
Trina Solar Ltd. (NYSE: TSL) Started as Outperform at Wells Fargo.
Whole Foods Market, Inc. (NASDAQ: WFMI) Started as Neutral at Northcoast.
Yahoo! Inc. (NASDAQ: YHOO) Reiterated Overweight at Piper Jaffray.

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