Group 3,4,5Annual FilingsCurrent ReportsMergers & AcquisitionsOtherProxy FilingsQuarterly FilingsRegistration Statements Filing year - Any -20222021202020192018201720162015201420132012201120102009200820072006200520042003200220012000199919981997199619951994 Items per page 102550 Filing Date Form Description Filing Group Downloads 05/18/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000126.pdf 0000076334-21-000126.rtf 0000076334-21-000126.xls 05/11/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000116.pdf 0000076334-21-000116.rtf 0000076334-21-000116.xls 05/11/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000118.pdf 0000076334-21-000118.rtf 0000076334-21-000118.xls 05/11/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000120.pdf 0000076334-21-000120.rtf 0000076334-21-000120.xls 05/11/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000122.pdf 0000076334-21-000122.rtf 0000076334-21-000122.xls 05/11/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000124.pdf 0000076334-21-000124.rtf 0000076334-21-000124.xls 05/07/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000114.pdf 0000076334-21-000114.rtf 0000076334-21-000114.xls 05/06/2021 10-Q Quarterly report which provides a continuing view of a company's financial position Quarterly Filings 0000076334-21-000111.pdf 0000076334-21-000111.rtf 0000076334-21-000111.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA 05/05/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000109.pdf 0000076334-21-000109.rtf 0000076334-21-000109.xls 05/03/2021 4 Statement of changes in beneficial ownership of securities 3,4,5 0000076334-21-000104.pdf 0000076334-21-000104.rtf 0000076334-21-000104.xls Pagination First page « First Previous page ‹ Previous … Page 6 Page 7 Page 8 Page 9 Current page 10 Page 11 Page 12 Page 13 Page 14 … Next page Next › Last page Last » Data provided by Kaleidoscope.