SEC Filings

SEC Filings

Filing date	Description	Form	Filing Group	View
Apr 10, 1997	A preliminary proxy statement providing notification matters to be brought to a vote	PRE 14A	Proxy Filings	0000950110-97-000626.pdf 0000950110-97-000626.rtf 0000950110-97-000626.xls View HTML
Apr 09, 1998	A preliminary proxy statement providing notification matters to be brought to a vote	PRE 14A	Proxy Filings	0000950110-98-000411.pdf 0000950110-98-000411.rtf View HTML
Apr 05, 2002	A preliminary proxy statement providing notification matters to be brought to a vote	PRE 14A	Proxy Filings	0000914317-02-000377.pdf 0000914317-02-000377.rtf View HTML
Feb 09, 2018	A statement of beneficial ownership of common stock by certain persons	SC 13G	Other	0000932471-18-003582.pdf 0000932471-18-003582.rtf 0000932471-18-003582.xls View HTML
Feb 12, 1996	A statement of beneficial ownership of common stock by certain persons	SC 13G	Other	0000950128-96-000160.pdf 0000950128-96-000160.rtf View HTML
Feb 12, 2009	A statement of beneficial ownership of common stock by certain persons	SC 13G	Other	0001193125-09-026365.pdf 0001193125-09-026365.rtf 0001193125-09-026365.xls View HTML
Jan 29, 2010	A statement of beneficial ownership of common stock by certain persons	SC 13G	Other	0001086364-10-008416.pdf 0001086364-10-008416.rtf View HTML
Feb 10, 2011	A statement of beneficial ownership of common stock by certain persons	SC 13G	Other	0000932471-11-001143.pdf 0000932471-11-001143.rtf 0000932471-11-001143.xls View HTML
Feb 14, 2019	A statement of beneficial ownership of common stock by certain persons	SC 13G	Other	0000080255-19-002451.pdf 0000080255-19-002451.rtf View HTML
May 10, 2022	A statement of beneficial ownership of common stock by certain persons	SC 13G	Other	0000093751-22-000505.pdf 0000093751-22-000505.rtf View HTML

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