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May 06, 2020 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
May 06, 2020 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Aug 10, 2020 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Aug 10, 2020 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Aug 10, 2020 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Mar 31, 2017 4/A Statement of changes in beneficial ownership of securities (Amendment) htmlhtml   pdfpdf  
Jun 21, 2017 4/A Statement of changes in beneficial ownership of securities (Amendment) htmlhtml   pdfpdf  
Jun 21, 2017 4/A Statement of changes in beneficial ownership of securities (Amendment) htmlhtml   pdfpdf  
Jun 21, 2017 4/A Statement of changes in beneficial ownership of securities (Amendment) htmlhtml   pdfpdf  
Aug 06, 2018 4/A Statement of changes in beneficial ownership of securities (Amendment) htmlhtml   pdfpdf