SEC Filings

Filing date	Form	Description	View
Feb 10, 2012	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0000932471-12-003119.pdf 0000932471-12-003119.xls
Jan 4, 2013	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0001416121-13-000001.pdf
Feb 13, 2015	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0000807985-15-000017.pdf
Feb 14, 2019	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0000929638-19-000244.pdf 0000929638-19-000244.xls
Apr 24, 2019	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0001546190-19-000010.pdf
Mar 17, 2020	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0001546190-20-000014.pdf
Feb 9, 2022	PREM14A	A preliminary proxy statement relating to a merger or acquisition	View HTML 0001193125-22-031724.pdf 0001193125-22-031724.xls
Aug 4, 2000	PRE 14A	A preliminary proxy statement providing notification matters to be brought to a vote	View HTML 0000936392-00-000389.pdf 0000936392-00-000389.xls
Dec 23, 2009	D		View HTML 0000797721-09-000002.pdf
Jul 20, 2010	D		View HTML 0000797721-10-000002.pdf