SEC Filings

Filing date	Description	Form	Filing Group	View
September 25, 2017	A statement of beneficial ownership of common stock by certain persons	SC 13G	Other	0001144204-17-049467.pdf 0001144204-17-049467.rtf 0001144204-17-049467.xls View HTML
February 8, 2021	A statement of beneficial ownership of common stock by certain persons	SC 13G	Other	0000315066-21-001080.pdf 0000315066-21-001080.rtf View HTML
February 11, 2021	A statement of beneficial ownership of common stock by certain persons	SC 13G	Other	0001217541-21-000008.pdf 0001217541-21-000008.rtf View HTML
February 10, 2023	A statement of beneficial ownership of common stock by certain persons	SC 13G	Other	0001567619-23-002323.pdf 0001567619-23-002323.rtf 0001567619-23-002323.xls View HTML
March 5, 1997	A preliminary proxy statement providing notification matters to be brought to a vote	PRE 14A	Proxy Filings	0000950129-97-000856.pdf 0000950129-97-000856.rtf 0000950129-97-000856.xls View HTML
March 1, 1999	A preliminary proxy statement providing notification matters to be brought to a vote	PRE 14A	Proxy Filings	0000950129-99-000741.pdf 0000950129-99-000741.rtf 0000950129-99-000741.xls View HTML
August 25, 2010	25-NSE	25-NSE	Other	0000876661-10-000295.pdf 0000876661-10-000295.rtf View HTML
September 5, 1996	15-12G	15-12G	Other	0000899078-96-000164.pdf 0000899078-96-000164.rtf View HTML
September 5, 1996	15-12G	15-12G	Other	0000899078-96-000165.pdf 0000899078-96-000165.rtf View HTML

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