Date Form Description PDF XBRL Pages
01/19/18 4 Statement of changes in beneficial ownership of securities PDF 2
01/19/18 4 Statement of changes in beneficial ownership of securities PDF 2
01/19/18 4 Statement of changes in beneficial ownership of securities PDF 2
12/22/17 4 Statement of changes in beneficial ownership of securities PDF 2
12/22/17 4 Statement of changes in beneficial ownership of securities PDF 2
12/22/17 4 Statement of changes in beneficial ownership of securities PDF 2
12/08/17 4 Statement of changes in beneficial ownership of securities PDF 2
11/15/17 4 Statement of changes in beneficial ownership of securities PDF 2
11/15/17 4 Statement of changes in beneficial ownership of securities PDF 2
09/14/17 4 Statement of changes in beneficial ownership of securities PDF 2