SEC Filings

Filing date	Form	Description	View
Dec 15, 2015	DEFA14A	Additional proxy soliciting materials - definitive	View HTML 0000723125-15-000128.pdf 0000723125-15-000128.rtf 0000723125-15-000128.xls
Dec 8, 2016	DEFA14A	Additional proxy soliciting materials - definitive	View HTML 0000723125-16-000298.pdf 0000723125-16-000298.rtf 0000723125-16-000298.xls
Dec 11, 2017	DEFA14A	Additional proxy soliciting materials - definitive	View HTML 0000723125-17-000158.pdf 0000723125-17-000158.rtf 0000723125-17-000158.xls
Dec 6, 2018	DEFA14A	Additional proxy soliciting materials - definitive	View HTML 0000723125-18-000143.pdf 0000723125-18-000143.rtf 0000723125-18-000143.xls
Dec 9, 2019	DEFA14A	Additional proxy soliciting materials - definitive	View HTML 0000723125-19-000159.pdf 0000723125-19-000159.rtf 0000723125-19-000159.xls
Dec 1, 2020	DEFA14A	Additional proxy soliciting materials - definitive	View HTML 0000723125-20-000093.pdf 0000723125-20-000093.rtf 0000723125-20-000093.xls
Oct 17, 1995	10-K/A	Amendment to a previously filed 10-K	View HTML 0000723125-95-000018.pdf 0000723125-95-000018.rtf
Apr 15, 1997	10-K/A	Amendment to a previously filed 10-K	View HTML 0001012870-97-000744.pdf 0001012870-97-000744.rtf
Feb 3, 1995	10-Q/A	Amendment to a previously filed 10-Q	View HTML 0000723125-95-000003.pdf 0000723125-95-000003.rtf
Sep 26, 1996	10-Q/A	Amendment to a previously filed 10-Q	View HTML 0000723125-96-000020.pdf 0000723125-96-000020.rtf

Data provided by Kaleidoscope.