Date Form Description PDF XBRL Pages
03/04/19 4 Statement of changes in beneficial ownership of securities PDF 2
12/19/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/23/18 4 Statement of changes in beneficial ownership of securities PDF 1
07/18/17 4 Statement of changes in beneficial ownership of securities PDF 2
07/18/17 4 Statement of changes in beneficial ownership of securities PDF 2
07/18/17 4 Statement of changes in beneficial ownership of securities PDF 2
07/18/17 4 Statement of changes in beneficial ownership of securities PDF 2
07/18/17 4 Statement of changes in beneficial ownership of securities PDF 2
01/03/17 4 Statement of changes in beneficial ownership of securities PDF 2
04/18/16 4/A Statement of changes in beneficial ownership of securities PDF 2