Date Form Description PDF XBRL Pages
02/23/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/23/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/23/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/23/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/23/18 4 Statement of changes in beneficial ownership of securities PDF 2
01/30/18 4 Statement of changes in beneficial ownership of securities PDF 2
01/30/18 4 Statement of changes in beneficial ownership of securities PDF 2
01/30/18 4 Statement of changes in beneficial ownership of securities PDF 2
01/30/18 4 Statement of changes in beneficial ownership of securities PDF 2
01/30/18 4 Statement of changes in beneficial ownership of securities PDF 2