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Jul 14, 2017 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Jul 19, 2017 4 Statement of changes in beneficial ownership of securities: n htmlhtml   pdfpdf  
Aug 03, 2017 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Oct 12, 2017 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Oct 23, 2017 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Oct 24, 2017 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Oct 24, 2017 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Oct 27, 2017 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Nov 03, 2017 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Nov 08, 2017 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf