Date Form Description PDF XBRL Pages
04/01/19 4 Statement of changes in beneficial ownership of securities PDF 2
12/14/18 4 Statement of changes in beneficial ownership of securities PDF 2
12/14/18 4 Statement of changes in beneficial ownership of securities PDF 2
12/14/18 4 Statement of changes in beneficial ownership of securities PDF 2
12/14/18 4 Statement of changes in beneficial ownership of securities PDF 2
12/14/18 4 Statement of changes in beneficial ownership of securities PDF 2
12/14/18 4 Statement of changes in beneficial ownership of securities PDF 2
05/29/18 4 Statement of changes in beneficial ownership of securities PDF 2
05/25/18 4 Statement of changes in beneficial ownership of securities PDF 2
05/25/18 4 Statement of changes in beneficial ownership of securities PDF 2