Date Form Description PDF XBRL Pages
02/02/12 Confidential treatment order PDF 1
01/20/12 A correspondence can be sent as a document with another submission type or can be sent as a separate submission. PDF 9
01/18/12 Statement of changes in beneficial ownership of securities PDF 2
01/18/12 Statement of changes in beneficial ownership of securities PDF 2
01/18/12 Statement of changes in beneficial ownership of securities PDF 2
01/12/12 Statement of changes in beneficial ownership of securities PDF 2
01/12/12 Statement of changes in beneficial ownership of securities PDF 2
01/11/12 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 4
01/10/12 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
01/10/12 Statement of changes in beneficial ownership of securities PDF 2
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