IR Nav OverviewCorporate GovernanceLeadershipNews & EventsPress ReleasesEvents & PresentationsStock InformationStock Quote & ChartHistoric Price LookupInvestment CalculatorDividendsAnalyst CoverageFinancial InformationSEC FilingsAnnual Reports & ProxyCEO Annual LetterFinancial ReportsFinancial Fundamentals1099 ReportingDRIP PlanTax Basis InformationIR ResourcesContact IREmail Alerts SEC Filings 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 December 12, 2012 8-K Report of unscheduled material events or corporate event Current Reports 0000790816-12-000139.pdf 0000790816-12-000139.rtf 0000790816-12-000139.xls View HTML December 12, 2012 FWP FWP Other 0001193125-12-500274.pdf 0001193125-12-500274.rtf 0001193125-12-500274.xls View HTML December 11, 2012 8-K Report of unscheduled material events or corporate event Current Reports 0000790816-12-000137.pdf 0000790816-12-000137.rtf 0000790816-12-000137.xls View HTML November 28, 2012 8-K Report of unscheduled material events or corporate event Current Reports 0000790816-12-000135.pdf 0000790816-12-000135.rtf 0000790816-12-000135.xls View HTML November 27, 2012 4 Statement of changes in beneficial ownership of securities 3,4,5 0000790816-12-000132.pdf 0000790816-12-000132.rtf View HTML November 20, 2012 4 Statement of changes in beneficial ownership of securities 3,4,5 0000790816-12-000130.pdf 0000790816-12-000130.rtf View HTML November 02, 2012 10-Q Quarterly report which provides a continuing view of a company's financial position Quarterly Filings 0000790816-12-000128.pdf 0000790816-12-000128.rtf 0000790816-12-000128.xls EX-101.INS - XBRL INSTANCE DOCUMENT View HTML October 25, 2012 8-K Report of unscheduled material events or corporate event Current Reports 0000790816-12-000126.pdf 0000790816-12-000126.rtf 0000790816-12-000126.xls View HTML October 22, 2012 8-K Report of unscheduled material events or corporate event Current Reports 0001193125-12-430129.pdf 0001193125-12-430129.rtf 0001193125-12-430129.xls View HTML October 09, 2012 4 Statement of changes in beneficial ownership of securities 3,4,5 0000790816-12-000124.pdf 0000790816-12-000124.rtf View HTML Pagination First page « First Previous page ‹ Previous … Page 73 Page 74 Page 75 Page 76 Current page 77 Page 78 Page 79 Page 80 Page 81 … Next page Next › Last page Last » Data provided by Kaleidoscope. Toolkit Print Page Email Alerts RSS Feeds Contact IR
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 December 12, 2012 8-K Report of unscheduled material events or corporate event Current Reports 0000790816-12-000139.pdf 0000790816-12-000139.rtf 0000790816-12-000139.xls View HTML December 12, 2012 FWP FWP Other 0001193125-12-500274.pdf 0001193125-12-500274.rtf 0001193125-12-500274.xls View HTML December 11, 2012 8-K Report of unscheduled material events or corporate event Current Reports 0000790816-12-000137.pdf 0000790816-12-000137.rtf 0000790816-12-000137.xls View HTML November 28, 2012 8-K Report of unscheduled material events or corporate event Current Reports 0000790816-12-000135.pdf 0000790816-12-000135.rtf 0000790816-12-000135.xls View HTML November 27, 2012 4 Statement of changes in beneficial ownership of securities 3,4,5 0000790816-12-000132.pdf 0000790816-12-000132.rtf View HTML November 20, 2012 4 Statement of changes in beneficial ownership of securities 3,4,5 0000790816-12-000130.pdf 0000790816-12-000130.rtf View HTML November 02, 2012 10-Q Quarterly report which provides a continuing view of a company's financial position Quarterly Filings 0000790816-12-000128.pdf 0000790816-12-000128.rtf 0000790816-12-000128.xls EX-101.INS - XBRL INSTANCE DOCUMENT View HTML October 25, 2012 8-K Report of unscheduled material events or corporate event Current Reports 0000790816-12-000126.pdf 0000790816-12-000126.rtf 0000790816-12-000126.xls View HTML October 22, 2012 8-K Report of unscheduled material events or corporate event Current Reports 0001193125-12-430129.pdf 0001193125-12-430129.rtf 0001193125-12-430129.xls View HTML October 09, 2012 4 Statement of changes in beneficial ownership of securities 3,4,5 0000790816-12-000124.pdf 0000790816-12-000124.rtf View HTML Pagination First page « First Previous page ‹ Previous … Page 73 Page 74 Page 75 Page 76 Current page 77 Page 78 Page 79 Page 80 Page 81 … Next page Next › Last page Last » Data provided by Kaleidoscope.
