SEC Filings SEC Filing Keyword Search Group 3,4,5Annual FilingsCurrent ReportsMergers & AcquisitionsOtherProxy FilingsQuarterly FilingsRegistration Statements Filing year - Any -2024202320222021202020192018201720162015201420132012201120102009200820072006200520042003200220012000199919981997199619951994 Filing date Form Filing Group View Jun 09, 2021 10-Q Quarterly Filings 0000768835-21-000089.pdf Bytes 0000768835-21-000089.rtf Bytes 0000768835-21-000089.xls Bytes EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML Jun 28, 2021 11-K Annual Filings 0000768835-21-000091.pdf Bytes 0000768835-21-000091.rtf Bytes 0000768835-21-000091.xls Bytes View HTML Jul 21, 2021 3 3,4,5 0000768835-21-000093.pdf Bytes 0000768835-21-000093.rtf Bytes 0000768835-21-000093.xls Bytes View HTML Jul 23, 2021 4 3,4,5 0000768835-21-000095.pdf Bytes 0000768835-21-000095.rtf Bytes 0000768835-21-000095.xls Bytes View HTML Aug 18, 2021 4 3,4,5 0000768835-21-000097.pdf Bytes 0000768835-21-000097.rtf Bytes 0000768835-21-000097.xls Bytes View HTML Aug 31, 2021 8-K Current Reports 0000768835-21-000099.pdf Bytes 0000768835-21-000099.rtf Bytes 0000768835-21-000099.xls Bytes EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML Sep 08, 2021 10-Q Quarterly Filings 0000768835-21-000102.pdf Bytes 0000768835-21-000102.rtf Bytes 0000768835-21-000102.xls Bytes EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML Sep 17, 2021 4 3,4,5 0000768835-21-000104.pdf Bytes 0000768835-21-000104.rtf Bytes 0000768835-21-000104.xls Bytes View HTML Sep 27, 2021 8-K Current Reports 0000768835-21-000106.pdf Bytes 0000768835-21-000106.rtf Bytes 0000768835-21-000106.xls Bytes EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML Oct 18, 2021 4 3,4,5 0000768835-21-000108.pdf Bytes 0000768835-21-000108.rtf Bytes 0000768835-21-000108.xls Bytes View HTML Pagination First page « First Previous page ‹ Previous … Page 142 Page 143 Page 144 Page 145 Current page 146 Page 147 Page 148 Page 149 Page 150 … Next page Next › Last page Last »