Date Form Description PDF XBRL Pages
01/04/18 4 Statement of changes in beneficial ownership of securities PDF 2
12/20/17 4 Statement of changes in beneficial ownership of securities PDF 2
12/20/17 4 Statement of changes in beneficial ownership of securities PDF 2
12/11/17 4 Statement of changes in beneficial ownership of securities PDF 2
11/28/17 4 Statement of changes in beneficial ownership of securities PDF 2
11/28/17 4 Statement of changes in beneficial ownership of securities PDF 2
11/28/17 4 Statement of changes in beneficial ownership of securities PDF 2
11/28/17 4 Statement of changes in beneficial ownership of securities PDF 2
11/28/17 4 Statement of changes in beneficial ownership of securities PDF 2
11/15/17 4 Statement of changes in beneficial ownership of securities
PDF 4