Date Form Description PDF XBRL Pages
03/07/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/23/18 4/A Statement of changes in beneficial ownership of securities PDF 2
02/23/18 4/A Statement of changes in beneficial ownership of securities PDF 2
02/23/18 4/A Statement of changes in beneficial ownership of securities PDF 2
02/23/18 4/A Statement of changes in beneficial ownership of securities PDF 2
02/22/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/22/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/22/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/22/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/14/18 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 7