Date Form Description PDF XBRL Pages
02/14/12 4 Statement of changes in beneficial ownership of securities 1
02/14/12 4 Statement of changes in beneficial ownership of securities 2
02/14/12 4 Statement of changes in beneficial ownership of securities 2
02/14/12 4 Statement of changes in beneficial ownership of securities 1
02/14/12 4 Statement of changes in beneficial ownership of securities 1
02/14/12 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 8
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 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 6
02/10/12 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 6
02/10/12 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 5
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