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 Feb 10, 2021 SC 13G/A Other 0001104659-21-017577.pdf Bytes 0001104659-21-017577.rtf Bytes View HTML Feb 11, 2021 SC 13G Other 0001050470-21-000030.pdf Bytes 0001050470-21-000030.rtf Bytes View HTML Feb 12, 2021 SC 13G/A Other 0000354204-21-000298.pdf Bytes 0000354204-21-000298.rtf Bytes 0000354204-21-000298.xls Bytes View HTML Mar 09, 2021 8-K Current Reports 0000768835-21-000015.pdf Bytes 0000768835-21-000015.rtf Bytes 0000768835-21-000015.xls Bytes EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML Mar 10, 2021 5 3,4,5 0000768835-21-000017.pdf Bytes 0000768835-21-000017.rtf Bytes 0000768835-21-000017.xls Bytes View HTML Mar 15, 2021 4 3,4,5 0000768835-21-000021.pdf Bytes 0000768835-21-000021.rtf Bytes 0000768835-21-000021.xls Bytes View HTML Mar 15, 2021 4 3,4,5 0000768835-21-000023.pdf Bytes 0000768835-21-000023.rtf Bytes 0000768835-21-000023.xls Bytes View HTML Mar 15, 2021 4 3,4,5 0000768835-21-000019.pdf Bytes 0000768835-21-000019.rtf Bytes 0000768835-21-000019.xls Bytes View HTML Mar 15, 2021 4 3,4,5 0000768835-21-000025.pdf Bytes 0000768835-21-000025.rtf Bytes 0000768835-21-000025.xls Bytes View HTML Mar 30, 2021 10-K Annual Filings 0000768835-21-000028.pdf Bytes 0000768835-21-000028.rtf Bytes 0000768835-21-000028.xls Bytes EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML Pagination First page « First Previous page ‹ Previous … Page 138 Page 139 Page 140 Page 141 Current page 142 Page 143 Page 144 Page 145 Page 146 … Next page Next › Last page Last »