SEC Filings

Filing date	Form	Description	View
11/23/2021	4	Statement of changes in beneficial ownership of securities	View HTML 0000950157-21-001204.pdf 0000950157-21-001204.xls
11/23/2021	4	Statement of changes in beneficial ownership of securities	View HTML 0000950157-21-001205.pdf 0000950157-21-001205.xls
11/23/2021	4	Statement of changes in beneficial ownership of securities	View HTML 0000950157-21-001206.pdf 0000950157-21-001206.xls
11/23/2021	4	Statement of changes in beneficial ownership of securities	View HTML 0000950157-21-001207.pdf 0000950157-21-001207.xls
11/23/2021	4	Statement of changes in beneficial ownership of securities	View HTML 0000950157-21-001208.pdf 0000950157-21-001208.xls
11/23/2021	4	Statement of changes in beneficial ownership of securities	View HTML 0000950157-21-001209.pdf 0000950157-21-001209.xls
11/23/2021	4/A	Amendment to a previously filed 4	View HTML 0000950157-21-001211.pdf 0000950157-21-001211.xls
11/23/2021	4/A	Amendment to a previously filed 4	View HTML 0000950157-21-001210.pdf 0000950157-21-001210.xls
11/23/2021	4	Statement of changes in beneficial ownership of securities	View HTML 0000950157-21-001212.pdf 0000950157-21-001212.xls
11/22/2021	10-K	Annual report which provides a comprehensive overview of the company for the past year	View HTML 0000950170-21-004843.pdf 0000950170-21-004843.xls EX-101.CAL - XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT

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