Date Form Description PDF XBRL Pages
11/22/19 4 Statement of changes in beneficial ownership of securities PDF 2
06/14/19 4 Statement of changes in beneficial ownership of securities PDF 2
06/14/19 4 Statement of changes in beneficial ownership of securities PDF 2
06/14/19 4 Statement of changes in beneficial ownership of securities PDF 2
06/14/19 4 Statement of changes in beneficial ownership of securities PDF 2
06/14/19 4 Statement of changes in beneficial ownership of securities PDF 2
06/14/19 4 Statement of changes in beneficial ownership of securities PDF 2
01/25/19 4 Statement of changes in beneficial ownership of securities PDF 2
01/25/19 4 Statement of changes in beneficial ownership of securities PDF 2
11/13/18 4 Statement of changes in beneficial ownership of securities PDF 2