Shareholder Class Action

     Merck & Co. concealed adverse information about its cholesterol drug Zocor from Oct. 22, 2007 until March 28, shareholders claim in a class-action complaint in Philadelphia Federal Court.




     
     Shareholders accuse The PMI Group of securities fraud, in San Francisco Federal Court.
     
     Shareholders accuse SiRF Technology Holdings of securities fraud, in San Francisco Federal Court.
     
     Shareholders accuse Wells Fargo of securities fraud and failing to disclose kickbacks to brokerages, in San Francisco Federal Court.

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