Date Form Description PDF XBRL Pages
02/28/12 4 Statement of changes in beneficial ownership of securities PDF 1
02/28/12 4 Statement of changes in beneficial ownership of securities PDF 2
02/28/12 10-K Annual report pursuant to Section 13 and 15(d) PDF Document Table XBRL XAML 89
02/13/12 4 Statement of changes in beneficial ownership of securities PDF 2
02/13/12 SC 13G/A 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 6
02/13/12 SC 13G/A 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 6
02/10/12 5 Annual statement of changes in beneficial ownership of securities PDF 2
02/10/12 SC 13G 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 3
02/07/12 5 Annual statement of changes in beneficial ownership of securities PDF 2
02/07/12 5 Annual statement of changes in beneficial ownership of securities PDF 2
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