Potash Corp. (NYSE: POT): Macquarie on Tuesday initiated coverage on the company with an Outperform rating and a price target of $62.
SandRidge Energy (NYSE: SD): Morgan Keegan initiated coverage on the stock with an Outperform ratingwith a price target of $18.
A123 Systems (NASDAQ: AONE): BofA/Merrill Lynch this morning upgraded its rating on the company to Buy from Neutral.
NYSE Euronext (NYSE: NYX): Argus on Tuesday downgraded its rating on the company to Hold from Buy.
FXCM Inc (NYSE: FXCM): Citigroup downgraded the company to Sell from Hold. The firm lowered its price rating on the stock to $5.50 from $7.
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