SEC Filings Group 3,4,5Annual FilingsCurrent ReportsMergers & AcquisitionsOtherProxy FilingsQuarterly FilingsRegistration Statements Filing year - Any -202420232022202120202019201820172016 Filing date Description Form View 12 February, 2021 A statement of beneficial ownership of common stock by certain persons SC 13G 0000769993-21-000109.rtf 0000769993-21-000109.pdf 07 December, 2023 A statement of beneficial ownership of common stock by certain persons SC 13G 0001140361-23-056578.rtf 0001140361-23-056578.xls 0001140361-23-056578.pdf 26 March, 2021 A preliminary proxy statement providing notification matters to be brought to a vote PRE 14A 0001193125-21-095414.rtf 0001193125-21-095414.xls 0001193125-21-095414.pdf 15 August, 2022 A preliminary proxy statement providing notification matters to be brought to a vote PRE 14A 0001193125-22-220695.rtf 0001193125-22-220695.xls 0001193125-22-220695.pdf 24 March, 2023 A preliminary proxy statement providing notification matters to be brought to a vote PRE 14A 0001193125-23-078499.rtf 0001193125-23-078499.xls 0001193125-23-078499.pdf EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA 28 March, 2024 A preliminary proxy statement providing notification matters to be brought to a vote PRE 14A 0001193125-24-079638.rtf 0001193125-24-079638.xls 0001193125-24-079638.pdf EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA 07 November, 2017 25-NSE 25-NSE 0000876661-17-000664.rtf 0000876661-17-000664.pdf Pagination First page « First Previous page ‹ Previous … Page 85 Page 86 Page 87 Page 88 Page 89 Page 90 Page 91 Page 92 Current page 93 Data provided by Kaleidoscope.