Date Form Description PDF XBRL
02/26/18 4 Statement of changes in beneficial ownership of securities PDF
02/20/18 4 Statement of changes in beneficial ownership of securities PDF
02/20/18 4 Statement of changes in beneficial ownership of securities PDF
02/20/18 4 Statement of changes in beneficial ownership of securities PDF
02/20/18 4 Statement of changes in beneficial ownership of securities PDF
02/20/18 4 Statement of changes in beneficial ownership of securities PDF
02/20/18 4 Statement of changes in beneficial ownership of securities PDF
02/20/18 4 Statement of changes in beneficial ownership of securities PDF
02/09/18 5 Annual statement of changes in beneficial ownership of securities PDF
12/19/17 4 Statement of changes in beneficial ownership of securities PDF