Date Form Description PDF XBRL Pages
12/30/19 4 Statement of changes in beneficial ownership of securities PDF 2
12/23/19 4 Statement of changes in beneficial ownership of securities PDF 2
08/16/19 4 Statement of changes in beneficial ownership of securities PDF 1
08/07/19 4 Statement of changes in beneficial ownership of securities PDF 1
08/06/19 4 Statement of changes in beneficial ownership of securities PDF 1
04/08/19 4 Statement of changes in beneficial ownership of securities PDF 2
04/08/19 4 Statement of changes in beneficial ownership of securities PDF 2
04/08/19 4 Statement of changes in beneficial ownership of securities PDF 2
02/15/19 4 Statement of changes in beneficial ownership of securities PDF 2
09/04/18 4 Statement of changes in beneficial ownership of securities PDF 2