Date Form Description PDF XBRL Pages
03/23/18 4 Statement of changes in beneficial ownership of securities PDF 2
03/05/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/23/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/20/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/20/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/16/18 4/A Statement of changes in beneficial ownership of securities PDF 2
02/15/18 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
12/20/17 4 Statement of changes in beneficial ownership of securities PDF 2
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