Date Form Description PDF XBRL Pages
09/15/21 4 Statement of changes in beneficial ownership of securities PDF 2
05/07/21 4 Statement of changes in beneficial ownership of securities PDF 2
08/21/20 4 Statement of changes in beneficial ownership of securities PDF 2
06/16/20 4 Statement of changes in beneficial ownership of securities PDF 2
06/16/20 4 Statement of changes in beneficial ownership of securities PDF 2
03/10/20 4 Statement of changes in beneficial ownership of securities PDF 2
03/02/20 4 Statement of changes in beneficial ownership of securities PDF 2
02/25/20 4 Statement of changes in beneficial ownership of securities PDF 2
02/25/20 4 Statement of changes in beneficial ownership of securities PDF 2
02/13/20 4 Statement of changes in beneficial ownership of securities PDF 1