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SEC Filings Group 3,4,5Annual FilingsCurrent ReportsMergers & AcquisitionsOtherProxy FilingsQuarterly FilingsRegistration Statements Filing year - Any -202420232022202120202019201820172016201520142013201220112010200920082007200620052004200320022001200019991998199719961995 Items per page 102550 Filing date Form Description Filing Group View March 04, 2014 4 Statement of changes in beneficial ownership of securities 3,4,5 0000790816-14-000034.pdf 0000790816-14-000034.rtf View HTML March 04, 2014 4 Statement of changes in beneficial ownership of securities 3,4,5 0000790816-14-000033.pdf 0000790816-14-000033.rtf View HTML March 04, 2014 4 Statement of changes in beneficial ownership of securities 3,4,5 0000790816-14-000029.pdf 0000790816-14-000029.rtf View HTML March 04, 2014 4 Statement of changes in beneficial ownership of securities 3,4,5 0000790816-14-000032.pdf 0000790816-14-000032.rtf View HTML March 04, 2014 4 Statement of changes in beneficial ownership of securities 3,4,5 0000790816-14-000031.pdf 0000790816-14-000031.rtf View HTML March 04, 2014 4 Statement of changes in beneficial ownership of securities 3,4,5 0000790816-14-000030.pdf 0000790816-14-000030.rtf View HTML March 04, 2014 4 Statement of changes in beneficial ownership of securities 3,4,5 0000790816-14-000028.pdf 0000790816-14-000028.rtf View HTML March 04, 2014 4 Statement of changes in beneficial ownership of securities 3,4,5 0000790816-14-000036.pdf 0000790816-14-000036.rtf View HTML February 25, 2014 10-K Annual report which provides a comprehensive overview of the company for the past year Annual Filings 0000790816-14-000020.pdf 0000790816-14-000020.rtf 0000790816-14-000020.xls EX-101.INS - XBRL INSTANCE DOCUMENT View HTML February 14, 2014 SC 13G/A An amendment to the SC 13G filing Other 0000315066-14-001965.pdf 0000315066-14-001965.rtf View HTML Pagination First page « First Previous page ‹ Previous … Page 62 Page 63 Page 64 Page 65 Current page 66 Page 67 Page 68 Page 69 Page 70 … Next page Next › Last page Last » Data provided by Kaleidoscope.