Date Form Description PDF XBRL Pages
02/17/12 Statement of changes in beneficial ownership of securities PDF 2
02/15/12 Current report filing
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PDF 19
02/14/12 Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions PDF 8
02/14/12 Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions PDF 19
02/13/12 Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions PDF 5
02/13/12 Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions PDF 5