SEC Filings

Filing date	Form	Description	View
Jun 21, 2022	DEF 14A	Official notification to shareholders of matters to be brought to a vote ("Proxy")	View HTML 0000046250-22-000019.pdf 0000046250-22-000019.xls
Jun 20, 2023	DEF 14A	Official notification to shareholders of matters to be brought to a vote ("Proxy")	View HTML 0000046250-23-000019.pdf 0000046250-23-000019.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
Jun 24, 2015	DEFA14A	Additional proxy soliciting materials - definitive	View HTML 0000046250-15-000018.pdf 0000046250-15-000018.xls
Jun 21, 2022	DEFA14A	Additional proxy soliciting materials - definitive	View HTML 0000046250-22-000020.pdf 0000046250-22-000020.xls
Jun 20, 2023	DEFA14A	Additional proxy soliciting materials - definitive	View HTML 0000046250-23-000020.pdf 0000046250-23-000020.xls
Jul 17, 2019	DEFR14A	DEFR14A	View HTML 0000046250-19-000023.pdf 0000046250-19-000023.xls
Jun 17, 2005	NT 10-K	Notification that form 10-K will be submitted late	View HTML 0001104659-05-028797.pdf 0001104659-05-028797.xls
Feb 15, 2000	NT 10-Q	Notification that form type 10-Q will be submitted late	View HTML 0000912057-00-007128.pdf
Feb 08, 2007	NT 10-Q	Notification that form type 10-Q will be submitted late	View HTML 0001104659-07-008609.pdf 0001104659-07-008609.xls
Jan 12, 1999	PRE 14A	A preliminary proxy statement providing notification matters to be brought to a vote	View HTML 0001047469-99-000792.pdf 0001047469-99-000792.xls