Date Form Description PDF XBRL Pages
04/23/18 4 Statement of changes in beneficial ownership of securities PDF 2
04/23/18 4 Statement of changes in beneficial ownership of securities PDF 2
04/23/18 4 Statement of changes in beneficial ownership of securities PDF 2
04/23/18 4 Statement of changes in beneficial ownership of securities PDF 2
04/23/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/28/18 4 Statement of changes in beneficial ownership of securities PDF 2
02/22/18 4 Statement of changes in beneficial ownership of securities PDF 2
01/22/18 4 Statement of changes in beneficial ownership of securities PDF 2
01/22/18 4 Statement of changes in beneficial ownership of securities PDF 2
01/22/18 4 Statement of changes in beneficial ownership of securities PDF 2
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